Seagate Backup Plus Slim. The Seagate Backup Plus Slim 2TB Portable External Hard Drive is an. Shop for 2TB External Hard Drives in External Hard Drives. Buy products such as Seagate 2TB Expansion 3.0 USB Portable External Hard Drive - STEA2000400 at Walmart and save. The best hard drives, meanwhile, will give you a lot more storage for less. You can get a 4TB hard drive for the same amount it would cost you if you were to get a 1TB SSD. These physical attributes make 2.5 hard drives suitable for use in small, relatively lightweight computers such as laptops. 2.5 2TB drives are suitable for applications youll find in notebook laptops. What interface options are there? A 2TB 2.5 hard drive can read and access data for you at a particular maximum speed.
Dec 03, 2020 • Filed to: Answer Hard Drive Problems • Proven solutions
External Hard drives are a convenient and easy way to store large data such as .jpg files and important official documents. These also help to organize and share digital information like media files and other important files. Hard disk drives were introduced in the year 1956, for data storage and real-time transaction processing computers. Using hard drive devices, one can easily store official and personal data for future use. Various performance characteristics are there that you must know before making a final purchase like storage capacity, seek time, data transfer rate, latency, power consumption, shock resistance, audible noise, and price. The top 10 cheap external hard drives that offer great utility, excellent design, and additional storage for your personal and official data are:
Part 1. Picking from the Best and Cheap External Hard Drives
1. Seagate Expansion
Company: Seagate
External Hard drives are a convenient and easy way to store large data such as .jpg files and important official documents. These also help to organize and share digital information like media files and other important files. Hard disk drives were introduced in the year 1956, for data storage and real-time transaction processing computers. Using hard drive devices, one can easily store official and personal data for future use. Various performance characteristics are there that you must know before making a final purchase like storage capacity, seek time, data transfer rate, latency, power consumption, shock resistance, audible noise, and price. The top 10 cheap external hard drives that offer great utility, excellent design, and additional storage for your personal and official data are:
Part 1. Picking from the Best and Cheap External Hard Drives
1. Seagate Expansion
Company: Seagate
Specs: Seagate Expansion hard drive is one of the best-suited data storage programs. The portable device comes with a wide range of data storage capacity that varies from 1 TB to 4 TB. The staid designed portable hard drive has sheer space to store data and it is highly compatible with USB 2.0. Seagate Expansion devices come with 3 years of guarantee and easily compatible with the Windows Operating system and are a favorite for the ones looking for a large hard drive.
Reviews: Fast and Easy Access, portable device, additional data storage, and quickly copies files from the internal drive.
Media Site which recommends it: PCMag
Price: $54.98 for 1 TB and $83.33 for 2 TB as listed on Amazon.
2. Samsung M3
Company: Samsung
Specs: Samsung M3 comes with advanced intuitive software that offers easy plug and plays operation with Windows. It is one of the best USB powered drives in the portable segment. Opting this device, one can easily manage the drive security as it features secured password protection. Generally, 1 TB and 2 TB Samsung M3 are available that deliver handy portable storage for important files and documents. It is compatible with USB 3.0 and can be easily connected to a laptop or tablet, making it a useful large external hard drive.
Reviews: Fast data transfer, excellent performance, additional data storage, personal backup solution, and safety key protection.
Media Site which recommends it: CNET
Price: $62.99 for 1 TB as listed on Amazon.
3. Toshiba Canvio Basics
Company: Toshiba
Specs: Toshiba Canvio Basics drive features an internal shock sensor and 5400 RPM speed. The portable device is highly compatible with Windows, DOS, and Linux. The device has 5 gigabits/second data transfer rate and a 12ms average seek time.
Reviews: Cheap and best external hard drive, additional data storage capacity, USB 3.0 interface, complete data protection, lightweight and small in size.
Media Site which recommends it: CNET
Price: $49.99 for 1 TB and $77.99 for 2 TB as listed on Amazon.
4. WD My Passport Ultra
Company: Western Digital Company
Specs: WD My Passport Ultra features an auto backup software and hardware encryption for the best storage value. The device is durable, reliable, shock tolerant and comes with high capacity compact data storage capacity. WD My passport ultra device is compatible with USB 2.0 and USB 3.0 port and it secures your files from unauthorized access with password protection.
Reviews: Ultra-fast backup storage, Password Protection, double safe drive, and additional storage capacity.
Media Site which recommends it: TechRadar
Sibelius torrent pirate. Price: $59 for 1 TB and $87.60 for 2 TB as listed on Amazon.
5. WD My Passport for Mac
Company: Western Digital Company
Specs: WD My Passport for Mac offers up to 2 TB data storage and a USB 3.0 interface for the ultra-fast data transfer. For the MacBook users, the drive is an ideal companion as it offers fast and easy access to the users and saves files in blazing speed.
Reviews: Sleek and compact design, additional storage for videos, images and files, WD security, and massive data storage capacity.
Media Site which recommends it: CNET
Price: $59.99 for 1 TB and $97.99 for 2 TB as listed on Amazon.
6. Transcend 1TB Military-Grade Shock Resistance
Company: Transcend
Specs: Transcend 1 TB Military-Grade Shock Resistance drive has additional features like Shock resistance and one-touch backup feature. It is specifically designed with a Silicon shell on the outer surface, standard casing, and damper tech to meet drop test standards.
Reviews: Easy plug and play operation, anti-shock rubber case, and maximum data transfer speed.
Media Site which recommends it: TechRadar
Price: $54 for 1 TB as listed on Amazon.
7. Seagate Expansion Portable
Company: Seagate
Specs: Seagate Expansion Portable hard drive offers maximum data storage capacity for digital data like photos, videos, DVD films, and music. The drive features 5000mbps data transfer speed, which is pretty fast when compared to other cheap external hard drives.
Reviews: Sleek Design, Excellent performance, no need for external supply, durable, competitive price, and easy to access.
Media Site which recommends it: PCMag
Price: $67 for 1 TB and $83.33 for 2 TB as listed on Amazon.
8. Seagate Wireless Plus
Company: Seagate
Specs: Seagate Wireless Plus is one of the best hard drive programs as it offers fast access to Windows and Mac users. It provides a start guide to first-time users. Opting the advanced storage program, you can easily transfer the files without wires or the internet. It adds 1 TB storage space to multiple devices.
Reviews: Portable hard drive, wireless network, impressive performance, compatible with multiple devices like Android, iOS, and Windows.
Media Site which recommends it: PCMag
Price: $139.99 for 1 TB and $199.99 for 2TB as listed on Amazon.
9. Samsung D3 Station External Desktop Hard Drive
Company: Samsung
Specs: For those who want to expand data storage space, Samsung D3 Station External Desktop hard drive is one of the brilliant options as it comes with a wide range of storage capacity that varies from 2 TB to 6 TB, thus making it a favorite among those seeking cheap external hard drives.
Reviews: Streamline shape, massive data storage capacity, USB 3.0 Interface, and portable version.
Media Site which recommends it: GeekDaily
Price: $65.98 for 2 TB, $118.88 for 4 BT and $136 for 5 TB as listed on Amazon.
10. Western Digital My Passport Wireless
Company: Western Digital Company
Specs: Western Digital My Passport Wireless is an excellent data storage solution for laptops and desktop computers. The drive is equipped with a rechargeable battery that can last up to six hours and comes in handy while choosing from many cheap external hard drives.
Reviews: Wireless connection with mobile devices and USB 3.0 port for fast data transfer.
Media Site which recommends it: TechRadar
Price: $ 153.90 for WD 1 TB and $195.81 for WD 2 TB as listed on Amazon.
Part 2. What is an External Hard Drive?
External Hard Drive is a device that allows easy and fast access to store important data like documents, media files, photos, and other files for future use. External hard drives are the best alternatives for data backup and come in a wide range of data storage capacities and sizes. Certain facts that you must know external USB devices are performance, design, and storage capacity. Performance determines the overall operations of the hard drives including data transfer speed and storage capacity. When the files are transferred from a computer internal drive to an external drive, then the data transfer rate is measured in terms of megabits per second or gigabits per second. Look for the devices that quickly transfer data without any loss, additional storage capacity, and provide easy access.
With numerous options to choose from in the market, the technology that drives cheap external hard drives is consistently progressing, thus leaving the user happy. For the ones looking to expand their digital library, this list offers more than just a few names, as it complies with the cheap external hard drives that are ruling the world market currently.
Part 3. External Hard Drive Data Recovery
If you lost data on your external hard drive, unfortunately, don't worry! You still have the chance to get lost data back. To recover files from external hard drives, you can have try the following tool.
Your Safe & Reliable Hard Drive Data Recovery Software
- Recover lost or deleted files, photos, audio, music, emails from any storage device effectively, safely and completely.
- Supports data recovery from recycle bin, hard drive, memory card, flash drive, digital camera, and camcorders.
- Supports to recover data for sudden deletion, formatting, hard drive corruption, virus attack, system crash under different situations.
Top 5 Best Free Hard Drive Data Recovery Software in 2020
Specs Heic windows 7. : Seagate Expansion hard drive is one of the best-suited data storage programs. The portable device comes with a wide range of data storage capacity that varies from 1 TB to 4 TB. The staid designed portable hard drive has sheer space to store data and it is highly compatible with USB 2.0. Seagate Expansion devices come with 3 years of guarantee and easily compatible with the Windows Operating system and are a favorite for the ones looking for a large hard drive.
Reviews: Fast and Easy Access, portable device, additional data storage, and quickly copies files from the internal drive.
Media Site which recommends it: PCMag
Price: $54.98 for 1 TB and $83.33 for 2 TB as listed on Amazon.
2. Samsung M3
Company: Samsung
Specs: Samsung M3 comes with advanced intuitive software that offers easy plug and plays operation with Windows. It is one of the best USB powered drives in the portable segment. Opting this device, one can easily manage the drive security as it features secured password protection. Generally, 1 TB and 2 TB Samsung M3 are available that deliver handy portable storage for important files and documents. It is compatible with USB 3.0 and can be easily connected to a laptop or tablet, making it a useful large external hard drive.
Reviews: Fast data transfer, excellent performance, additional data storage, personal backup solution, and safety key protection.
Media Site which recommends it: CNET
Price: $62.99 for 1 TB as listed on Amazon.
3. Toshiba Canvio Basics
Company: Toshiba
Specs: Toshiba Canvio Basics drive features an internal shock sensor and 5400 RPM speed. The portable device is highly compatible with Windows, DOS, and Linux. The device has 5 gigabits/second data transfer rate and a 12ms average seek time.
Reviews: Cheap and best external hard drive, additional data storage capacity, USB 3.0 interface, complete data protection, lightweight and small in size.
Media Site which recommends it: CNET
Price: $49.99 for 1 TB and $77.99 for 2 TB as listed on Amazon.
4. WD My Passport Ultra
Company: Western Digital Company
Specs: WD My Passport Ultra features an auto backup software and hardware encryption for the best storage value. The device is durable, reliable, shock tolerant and comes with high capacity compact data storage capacity. WD My passport ultra device is compatible with USB 2.0 and USB 3.0 port and it secures your files from unauthorized access with password protection.
Reviews: Ultra-fast backup storage, Password Protection, double safe drive, and additional storage capacity.
Media Site which recommends it: TechRadar
Price: $59 for 1 TB and $87.60 for 2 TB as listed on Amazon.
5. WD My Passport for Mac
Company: Western Digital Company
Specs: WD My Passport for Mac offers up to 2 TB data storage and a USB 3.0 interface for the ultra-fast data transfer. For the MacBook users, the drive is an ideal companion as it offers fast and easy access to the users and saves files in blazing speed.
Reviews: Sleek and compact design, additional storage for videos, images and files, WD security, and massive data storage capacity.
Media Site which recommends it: CNET
Price: $59.99 for 1 TB and $97.99 for 2 TB as listed on Amazon.
6. Transcend 1TB Military-Grade Shock Resistance
Company: Transcend
Specs: Transcend 1 TB Military-Grade Shock Resistance drive has additional features like Shock resistance and one-touch backup feature. It is specifically designed with a Silicon shell on the outer surface, standard casing, and damper tech to meet drop test standards. Windows 10 cd download.
Reviews: Easy plug and play operation, anti-shock rubber case, and maximum data transfer speed.
Media Site which recommends it: TechRadar
Price: $54 for 1 TB as listed on Amazon.
7. Seagate Expansion Portable
Company: Seagate
Specs: Seagate Expansion Portable hard drive offers maximum data storage capacity for digital data like photos, videos, DVD films, and music. The drive features 5000mbps data transfer speed, which is pretty fast when compared to other cheap external hard drives.
Reviews: Sleek Design, Excellent performance, no need for external supply, durable, competitive price, and easy to access.
Media Site which recommends it: PCMag
Price: $67 for 1 TB and $83.33 for 2 TB as listed on Amazon.
8. Seagate Wireless Plus
Company: Seagate
Specs: Seagate Wireless Plus is one of the best hard drive programs as it offers fast access to Windows and Mac users. It provides a start guide to first-time users. Opting the advanced storage program, you can easily transfer the files without wires or the internet. It adds 1 TB storage space to multiple devices.
Reviews: Portable hard drive, wireless network, impressive performance, compatible with multiple devices like Android, iOS, and Windows.
Media Site which recommends it: PCMag
Price: $139.99 for 1 TB and $199.99 for 2TB as listed on Amazon.
9. Samsung D3 Station External Desktop Hard Drive
Company: Samsung
Specs: For those who want to expand data storage space, Samsung D3 Station External Desktop hard drive is one of the brilliant options as it comes with a wide range of storage capacity that varies from 2 TB to 6 TB, thus making it a favorite among those seeking cheap external hard drives.
Reviews: Streamline shape, massive data storage capacity, USB 3.0 Interface, and portable version.
Media Site which recommends it: GeekDaily
Price: $65.98 for 2 TB, $118.88 for 4 BT and $136 for 5 TB as listed on Amazon.
10. Western Digital My Passport Wireless
Company: Western Digital Company
Specs: Western Digital My Passport Wireless is an excellent data storage solution for laptops and desktop computers. The drive is equipped with a rechargeable battery that can last up to six hours and comes in handy while choosing from many cheap external hard drives.
Reviews: Wireless connection with mobile devices and USB 3.0 port for fast data transfer.
Media Site which recommends it: TechRadar
Price: $ 153.90 for WD 1 TB and $195.81 for WD 2 TB as listed on Amazon.
Part 2. What is an External Hard Drive?
External Hard Drive is a device that allows easy and fast access to store important data like documents, media files, photos, and other files for future use. External hard drives are the best alternatives for data backup and come in a wide range of data storage capacities and sizes. Certain facts that you must know external USB devices are performance, design, and storage capacity. Performance determines the overall operations of the hard drives including data transfer speed and storage capacity. When the files are transferred from a computer internal drive to an external drive, then the data transfer rate is measured in terms of megabits per second or gigabits per second. Look for the devices that quickly transfer data without any loss, additional storage capacity, and provide easy access.
With numerous options to choose from in the market, the technology that drives cheap external hard drives is consistently progressing, thus leaving the user happy. For the ones looking to expand their digital library, this list offers more than just a few names, as it complies with the cheap external hard drives that are ruling the world market currently.
Part 3. External Hard Drive Data Recovery
If you lost data on your external hard drive, unfortunately, don't worry! You still have the chance to get lost data back. To recover files from external hard drives, you can have try the following tool.
Your Safe & Reliable Hard Drive Data Recovery Software
- Recover lost or deleted files, photos, audio, music, emails from any storage device effectively, safely and completely.
- Supports data recovery from recycle bin, hard drive, memory card, flash drive, digital camera, and camcorders.
- Supports to recover data for sudden deletion, formatting, hard drive corruption, virus attack, system crash under different situations.
Top 5 Best Free Hard Drive Data Recovery Software in 2020
What's Wrong with Drive
- Recover Your Drive
- Fix Your Drive
- Format/Wipe Drive
- Know Your Drive
Last Updated on September 4, 2020 by
Nowadays, the size of data is increasing day by day. People have lots of movies, games, songs, photographs and more data to store. These are the types of data that we never want to lose and want to carry anywhere we go.
Sometimes, the data is private so you don't want to store it in the cloud storage. External portable hard disks have become a part of our life to handle those huge amounts of data we come across daily. The external storage technology has increased to a tremendous amount by enabling us to store, transfer and manage GBs and TBs of data easily.
There are many brands that manufacture external hard disks for a good value for money, but from the customer point of view, an external hard disk has to be reliable and durable. Therefore, the requirements for a portable hard drive with 2TB storage or more arises. 2TB External Hard Disk is the best way to keep your favorite data with you.
So, we have done the research and going to provide you the list of top 10 cheapest 2tb external hard drives that are reliable and are a must-buy.
10 Best 2TB External Hard Drives
We have also written a 2TB external hard drive buying guide at the end of the article. There, we discuss some of the important factors of hard drives, you should consider before buying the hard drives.
Jump to What to Look for in an External Hard Drive before Buying
1. Seagate Backup Plus Slim
The Seagate Backup Plus Slim 2TB Portable External Hard Drive is an ultra slim and high-efficiency hard disk drive. The compatibility features are great with both USB 2.0 and the USB 3.0 connectivity, and it works well with a wide variety of operating systems like Windows, Mac OS, iOS, and Android.
Large volume files are dealt with quite smoothly with exceptional data transfer speed. This hard drive did not display any heating issues or vibrations. You can easily backup your Facebook, Flicker, and other content with a useful Seagate Mobile Backup Application. The USB cable is of average quality and getting a spare wire should take care of that.
This 2TB Portable External Hard Drive would make an apt choice if you are on the lookout for a hard disk drive with at least 2TB inbuilt storage. With all its advanced features at affordable pricing, it should be a perfect choice to buy.
Pros:
- Super Slim form factor
- Very Good Overall Read & Write Performance
- Free Two Year 200GB OneDrive Subscription
- Useful bundled software
Cons:
- Poor write performance
- Windows software was sluggish, at times
- Only Available In 1/2TB Capacities
2. Buffalo MiniStation Extreme NFC
An external hard drive you can buy at affordable pricing, Buffalo's MiniStation Extreme NFC could be your match made in heaven. With compatibility for both Windows OS and Mac OS, the Buffalo MiniStation Extreme NFC is very flexible. This hard drive comes with a rugged case that's dust and water resistant, along with a built-in USB 3.0 cable.
Moreover, not only is your data kept protected from knocks and drops with the rugged shell, but it also allows 256-bit AES security features and NFC (Near Field Communication) features as well. Essentially it enables you to unlock the drive to get to your files quickly by tapping the supplied NFC card onto the drive's body.
Pros:
- Built-in USB cable
- Hardware encryption
- Mac and PC format utility
- Ruggedized and water resistant
Cons:
- NFC card is easy to lose
- Doesn't unlock via smartphones
3. WD My Passport Ultra 2TB
The WD My Passport Ultra 2TB Portable External Hard Drive is a fantastic product with the right mix of specs and features. The hard disk is slim and lightweight that makes it easy to handle and transport. It exceeds all your expectations when it comes to data transfer speeds but doesn't come near the top of the leaderboard.
This hard drive offers a useful 256-AES encryption feature that lets you secure it with a password. It is compatible well with both Windows and Mac OS and its backup feature is extremely smart that only allows the files which have been newly added or altered. The one small flaw it has is that the encryption feature does not compatible with Linux OS. The WD My Passport Ultra 2TB Portable External Hard Drive is a stunning product from a trustworthy brand. It should make a great choice for you.
Pros:
- Excellent large-block transfer rates
- Included WD software for local and cloud backups adds value
Cons:
- No option to exclude/include extensions.
4. Samsung T5 SSD
The Samsung T5 Portable SDD is a bit pricey, but the speed and security it comes with are worth it for those looking for durable performance. It comes in light weight (2 ounces) and small as the palm of your hand. The all-metal, shock-resistant enclosure is rugged and portable, making it safe to just stash in a bag on the go.
Moreover, it has a super fast transfer speed up to 540 MB/s that is about five times as fast as a standard HDD, making it much faster to move giant files like 4K videos and high-resolution photos. The T5 compatible with USB 3.1 Type-C and Type-A ports, and works with Windows, Mac, and Android devices.
Pros:
- Streamlined, metal enclosure
- Excellent performance
- Easy-to-use software
- Full hardware-based encryption
Cons: How to play pokemon on emulator.
- No backup software
5. Toshiba Canvio Basics
The Toshiba Canvio Basic 2TB External Hard Disk Drive is another quality device in our list. The solid build quality and sleek, compact design from Toshiba makes it a sturdy device. It is compatible with Windows OS and Mac OS. The Canvio drive can handle large volume file transfer quite smoothly.
The data transmission speed it works exceeds your expectations. You can easily connect it with Smart TV through TV USB port. Toshiba is popular name in the hard disk industry and this hard disk is unbeatable in terms of value for money and portability. This 2TB wired external hard disk drive is a great product to meet your extensive storage needs.
Pros:
- 1TB platter technology
- Pocket sized
Cons:
- The provided USB 3.0 cable is a bit short for PC use.
- Not the fastest external drive
6. Transcend StoreJet 25H3P
Transcend StoreJet 25H3P 2.5-inch 2 TB Portable External Hard Drive is what stands out the most and it gives it a sturdy and rugged look. It has superlative data transfer with 3.0 USB port. The durability of the external hard disk is also enhanced by Military-grade shock resistance with a high-tech three-stage shock protection system.
This 2TB HDD also offers a Transcend Elite Data Management Software that let you arrange and systematize your data better. This external hard disk is compatible with USB 3.0, 2.0 and supports most of the commonly used operating systems. The Transcend StoreJet external hard drive is a must-buy if durability is your biggest concern.
Pros:
- Fast transfer rates
- Three stage shock protection system
- One Touch auto backup button
- Power saving sleep mode
Cons:
- Only available in purple
- Drive does not ship with Mac software
7. Sony PSZ-HB2T/BC 2TB Pro External Hard Disk Drive
Sony PSZ-HB2T/BC 2TB Pro External Hard Disk Drive external hard disk is a perfect choice for lovers for brand Sony. The build quality is excellent, and the drive is sure to last for a long while. The attractive slim and compact design from Sony gives it an elegant look. The hard disk proves to be a steady performer with fast data transfer speed.
The hard disk offers some additional utility features such as an automatic cloud backup with preloaded Back-Up Manager software. This includes password protection security and free backup software. The drive uses AES 256-bit algorithm data encryption and password protection technologies which give complete security to your data. The Sony PSZ-HB2T/BC 2TB Pro External Hard Disk Drive is a quality product from a top brand.
Ssd Hard Drive 2tb
Pros:
- Great performance
- AES 256-bit encryption
- additional utility features
Cons:
- More expensive per-GB
8. Lenovo F309
The Lenovo F309 2TB External Hard Disk Drive is an amazing product from a trusted brand, and its reasonable pricing makes it a true value for money gadget. The hard disk feels pretty sturdy with the solid build quality it has. The sleek and compact shape it has, give it some good portability and easy handling.
The USB 3.0 connection offers easy and quick data transmission. Its performance and speed are comparable to products from more expensive brands. No compatibility issues so you can use it with different operating systems, desktops and notebooks. It has electrostatic discharge (ESD) protection of up to 8 KV that guards it against shock.
Pros:
- Good performance
- sleek and compact shape
- ESD protection
- No compatibility issues
Amazon 2tb External Hard Drive
Cons:
- No backup software
9. ADATA HV620 2TB USB 3.0 Stylish and Sleek External Hard Drive
The Adata HV620 External Drive 2TB will suit those looking for a rugged storage device that can provide ample capacity without costing too much. Its performance is superb well and remains the only SSD we've seen that is IP68 rated. The solid-state drive that resides in this drive, it's faster than external drives that use traditional spinning hard drives.
Moreover, This external drive offers great transfer speeds as well as rugged protection. Also, you don't have to worry about missing out on storage space just because it uses an SSD – this external drive really does hit all the right notes.
Pros:
- Scratch-Prevention Design
- Sleek and Glossy
- LED Indicator Shows Transfer Status
- SuperSpeed USB 3.0
Cons:
- No free backup software
10. WD Elements 2TB Portable
The WD Elements 2TB USB 3.0 Portable Hard Disk is a perfect storage solution from Western Digital. The amazing portability on offer has to be its USP. The drive is extremely lightweight, slim and compact in design and it is an easy fit into your pocket. Its plastic body makes the product extremely durable.
The drive compatible with both USB 3.0 and 2.0 connections and offers amazing transfer speed. The USB cord is of good quality, but its short length might disappoint many users. This portable drive also includes a free trial of WD SmartWare Pro automatic backup software. It can be a great choice if you are looking for a reliable 2TB external hard disk.
Pros:
- Low price.
- Huge capacity.
- No external source needed for power.
Cons:
Best 2tb External Hard Drive
- No free backup software
What to Look for in an External Hard Drive before Buying
Capacity: The capacity is the most important thing, you need really depends on your lifestyle. If you're a photographer or videographer, for instance, you'll require something with a large capacity that can store all of your media files. In that case, you should go for 4TB and above. If, however, you're a student who just needs to back up some term documents and smartphone photos, 1TB or 2TB should be plenty.
Transfer speed: Backing up your files takes time, depends on the size of data. If you have a lot of data to backup, you could be looking at a couple of hours at the least. If speed is your concern, buy an external hard drive with transfers speeds of at least 120MB/s for writing and 130MB/s for reading.
Portability: There are a lot of pretty hefty hard drives out there, but if you're often on the go, portability is key. Some devices are as compact in design as a deck of cards, which make them easy to put into your bag or pocket for convenient backing up.
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