The 5 Best External Hard Drives for Computer Backups
Five External Hard Drives for Computer Backups, including Kosbees 500GB and YOTUO 1TB, compared by capacity, connector and backup fit.
Our top 5 external hard drives for computer backups
Swipe to compare price, customer rating and best use →
| Product | Price | Customer rating | Best for |
|---|---|---|---|
01 Kosbees 500 GB External Hard Drives Portable Hard Drive for WindowsDetails ↓ | $36.99 | 4.3/5Observed Oct 12, 2026 | Best overall |
02 YOTUO 1TB External Hard Drive Portable Storage Expansion HDDDetails ↓ | $85.99 | 4.3/5Observed Oct 12, 2026 | Best for large backups |
03 UnionSine 500GB Ultra Slim Portable External Hard DriveDetails ↓ | $39.43 | 4.4/5Observed Oct 12, 2026 | Best for compact storage |
04 Western Digital WD 2TB My Passport Portable Hard DriveDetails ↓ | $174.99 | 4.4/5Observed Oct 12, 2026 | Best for frequent transfers |
05 ModusTech Facet 500GB External Hard Drive Portable USB-C/USBDetails ↓ | $35.91 | 4.1/5Observed Oct 12, 2026 | Best value |
01 — Kosbees
Best overall500 GB External Hard Drives Portable Hard Drive for Windows
Kosbees 500 GB External Hard Drives provides 500 GB mechanical-disk storage. Check the exact connector and cable against the computer or console, and format the drive only after copying off any existing files. A desktop enclosure may need separate power. An external USB HDD can store Series X|S-optimized titles, but those games generally need internal storage or an approved expansion card to play. 500 GB External Hard Drives Portable Hard Drive for Windows provides 500 GB of external hard-disk storage through USB 3.0.
View on Amazon ↗Reasons to buy
+500 GB External Hard Drives Portable Hard Drive for Windows provides 500 GB of external hard-disk storage through USB 3.
Reasons to avoid
−0.
02 — YOTUO
Best for large backupsYOTUO 1TB External Hard Drive Portable Storage Expansion HDD
YOTUO 1TB External Hard Drive provides 1TB mechanical-disk storage through USB 3.0. YOTUO lists 1TB with USB 3.0 and USB-C compatibility, a useful size when you move documents and occasional media rather than a growing video collection. I would confirm the exact cable and warranty before choosing it over a better-known drive; lower capacity makes future expansion arrive sooner. YOTUO 1TB External Hard Drive Portable Storage Expansion HDD provides 1TB of external hard-disk storage through USB 3.0.
View on Amazon ↗Reasons to buy
+YOTUO 1TB External Hard Drive Portable Storage Expansion HDD provides 1TB of external hard-disk storage through USB 3.
Reasons to avoid
−Costs $50.08 more than the least expensive pick in this guide.
03 — UnionSine
Best for compact storageUnionSine 500GB Ultra Slim Portable External Hard Drive
UnionSine 500GB Ultra Slim Portable External Hard Drive provides 500GB of external hard-disk storage through USB 3.0. UnionSine’s 500GB HDD is a low-cost shuttle for occasional file transfers, not my choice for the only copy of a work archive. I would check the laptop’s USB connector and usable capacity after formatting; the slim enclosure does not make a spinning disk resistant to drops.
View on Amazon ↗Reasons to buy
+UnionSine 500GB Ultra Slim Portable External Hard Drive provides 500GB of external hard-disk storage through USB 3.
Reasons to avoid
−0.
04 — Western Digital
Best for frequent transfersWD 2TB My Passport Portable Hard Drive
WD 2TB My Passport Portable Hard Drive provides 2TB mechanical-disk storage through USB-C. I would choose this WD My Passport for a laptop owner who wants a 2TB desk-side archive and values the listing’s USB-C and USB-A compatibility. Check the cable in the exact box and the file format before moving a large library; password and backup software are extras, not a substitute for another copy. WD 2TB My Passport Portable Hard Drive provides 2TB of external hard-disk storage through USB.
View on Amazon ↗Reasons to buy
+WD 2TB My Passport Portable Hard Drive provides 2TB of external hard-disk storage through USB.
Reasons to avoid
−Costs $132.04 more than the least expensive pick in this guide.
05 — ModusTech
Best valueModusTech Facet 500GB External Hard Drive Portable USB-C/USB
ModusTech Facet 500GB External Hard Drive Portable USB-C/USB 3.1 Plug & Play provides 500GB mechanical-disk storage through USB-C. ModusTech lists a 500GB HDD with USB-C and USB 3.1 language at a very low checked offer. I would reserve it for a port-constrained laptop after confirming the exact included cable and warranty; those practical details matter more than a claimed plug-and-play label. ModusTech Facet 500GB External Hard Drive Portable USB-C/USB 3.1 Plug & Play Ultra-Slim HDD Hard Drive for Backup provides 500GB of external hard-disk storage through USB 3.1.
View on Amazon ↗Reasons to buy
+ModusTech Facet 500GB External Hard Drive Portable USB-C/USB 3.
Reasons to avoid
−1 Plug & Play Ultra-Slim HDD Hard Drive for Backup provides 500GB of external hard-disk storage through USB 3.
Price information
Amazon price and availability checked Oct 25, 2026, 4:13 PM Lisbon time. Prices and availability are subject to change; the information shown on Amazon.com at purchase applies.
Our process
How we picked.
We compare five relevant products for different needs, using documented specifications, clear use cases and practical trade-offs. Our goal is to make the differences clear and help you choose with confidence.
- 01Relevance
Each product must fit the guide’s intended use, audience and requirements.
- 02Specifications
We compare the key product details that meaningfully affect the buying decision.
- 03Use case and fit
We compare the intended use, configuration and practical fit of every selected product.
- 04Strengths and limitations
We explain where each option performs best and the compromises to consider.
Good questions
FAQ — External Hard Drives for Computer Backups
01What is the best overall pick among these external hard drives for computer backups?+
The Kosbees 500 GB External Hard Drives Portable Hard Drive for Windows is our first pick for this guide. Kosbees 500 GB External Hard Drives provides 500 GB mechanical-disk storage. It offers the strongest overall balance for this use case.
02Which of these external hard drives for computer backups is the budget-friendly choice?+
The ModusTech Facet 500GB External Hard Drive Portable USB-C/USB is our budget-friendly choice for a usb-c laptop needing a very small, inexpensive transfer drive. Check its stated limitations and exact configuration before buying.
03Which of these external hard drives for computer backups is the premium choice?+
The Kosbees 500 GB External Hard Drives Portable Hard Drive for Windows is the premium option in this comparison. Consider it when its features and intended use match your priorities.
04How do the top two external hard drives for computer backups recommendations compare?+
The Kosbees 500 GB External Hard Drives Portable Hard Drive for Windows is our stronger overall fit for the “best external hard drive for computer backup” use case. The YOTUO 1TB External Hard Drive Portable Storage Expansion HDD is another option for a modest library that does not justify paying for 2tb or 5tb. It may not suit you if your photos or video files will grow quickly.
05What should you look for when comparing external hard drives for computer backups?+
Start with the “best external hard drive for computer backup” use case. We then compare , along with the limitations that could make a product unsuitable for your needs.
06Which option is best for a modest library that does not justify paying for 2tb or 5tb?+
The YOTUO 1TB External Hard Drive Portable Storage Expansion HDD is our shortlist choice for a modest library that does not justify paying for 2tb or 5tb. YOTUO 1TB External Hard Drive provides 1TB mechanical-disk storage through USB 3.0. Skip it if your photos or video files will grow quickly.
07When should you avoid the Kosbees 500 GB External Hard Drives Portable Hard Drive for Windows?+
Consider another option if the linked size, configuration, fit or compatibility requirements do not match your use case. The other four recommendations cover different budgets, priorities and use cases.
08How should I choose among these external hard drives for computer backups?+
Start with the best-for and skip-if notes, then compare the specifications and trade-offs that matter for your use case.
09How did Few Better choose these external hard drives for computer backups?+
We evaluated five options against the exact search intent, the “best external hard drive for computer backup” use case, relevant specifications, use cases and meaningful trade-offs. Affiliate commission does not determine inclusion or position.
10When was this buying guide last updated?+
This guide was last reviewed on 2026-10-25. Confirm the exact model, configuration and final details on Amazon before purchasing.
The short answer
Start with the 500 GB External Hard Drives Portable Hard Drive for Windows.
It is our first pick for this guide’s exact scope. Choose another option when its stated use case or trade-off better matches yours.
View on Amazon ↗Keep looking
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