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Back up large drives, since one failure loses everything.

This guide is built from Amazon product listings and maker specs, not our own testing, so confirm compatibility, capacity and current price on each product page.

Prices are approximate and were shown on Amazon.com on November 1, 2026; check the current price.

Last updated: November 1, 2026.

Quick Picks

Product Type Best for
WD Elements 5TB Portable External Hard Drive Portable HDD, USB 3.2 Gen 1 large portable storage
Seagate Portable 5TB External Hard Drive Portable HDD, USB 3.0 large portable storage
WD My Passport 5TB Portable External Hard Drive Portable HDD with backup software large portable storage
WD Elements 6TB Portable External Hard Drive Portable HDD, USB 3.2 Gen 1 large portable storage
Seagate Expansion Desktop 8TB Desktop HDD, USB 3.0 large portable storage
Seagate Expansion Desktop 8TB (USB-C cable) Desktop HDD large portable storage

Our Picks

1. WD Elements 5TB Portable External Hard Drive

A WD Elements 5TB Portable External Hard Drive (portable hdd, usb 3.2 gen 1), per the listing. It showed at about $218 on Amazon.com on November 1, 2026.

Good for: large portable storage. Watch out: Formatted for Windows.

Check on Amazon

2. Seagate Portable 5TB External Hard Drive

A Seagate Portable 5TB External Hard Drive (portable hdd, usb 3.0), per the listing. It showed at about $220 on Amazon.com on November 1, 2026.

Good for: large portable storage. Watch out: Slow compared with an SSD.

Check on Amazon

3. WD My Passport 5TB Portable External Hard Drive

A WD My Passport 5TB Portable External Hard Drive (portable hdd with backup software), per the listing. It showed at about $226 on Amazon.com on November 1, 2026.

Good for: large portable storage. Watch out: Software is optional.

Check on Amazon

4. WD Elements 6TB Portable External Hard Drive

A WD Elements 6TB Portable External Hard Drive (portable hdd, usb 3.2 gen 1), per the listing. It showed at about $278 on Amazon.com on November 1, 2026.

Good for: large portable storage. Watch out: Higher price.

Check on Amazon

5. Seagate Expansion Desktop 8TB

A Seagate Expansion Desktop 8TB (desktop hdd, usb 3.0), per the listing. It showed at about $316 on Amazon.com on November 1, 2026.

Good for: large portable storage. Watch out: Needs wall power.

Check on Amazon

6. Seagate Expansion Desktop 8TB (USB-C cable)

A Seagate Expansion Desktop 8TB (USB-C cable) (desktop hdd), per the listing. It showed at about $280 on Amazon.com on November 1, 2026.

Good for: large portable storage. Watch out: Needs wall power.

Check on Amazon

How to Choose

HDD vs SSD

Hard drives cost less per terabyte; SSDs are faster and tougher.

Capacity

Pick 2TB to 5TB for backups and media.

Format

Windows drives may need reformatting for Mac. Back up before reformatting.

Frequently Asked Questions

How long do hard drives last?

Often several years; replace and back up regularly.

Do I need external power?

Portable drives use USB power; desktop drives need an adapter.

Is one backup enough?

No. Keep another copy.

Bottom Line

Portable 5TB drives are the sweet spot for big libraries.

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