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Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable… competes with other External Storage products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full External Storage category for alternatives.

Seagate

One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400)

Name: Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB
Brand: Seagate
SKU: B094R1YV68
Price: 169.99 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-07-07

$169.99

Buy on Amazon — $169.99 Compare to similar external storage

*Price sourced from Amazon.com. Last updated 2026-07-07. Price and availability subject to change.

Bottom line: The One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) is a niche pick — read recent reviews before buying in the external storage category, priced around $169.99. Read recent reviews carefully before committing.

Store and access photos and files on the go with One Touch HDD with password activated hardware encryption. Quick plug-and-play USB 3.0 connectivity with Windows, Mac, Chromebook lets you consolidate files with a single click or schedule automatic daily, weekly, or monthly backups. Plus—organize your photos with a Mylio Photos complementary subscription and enjoy automatic backups with a Dropbox Backup Plan free trial.

SpecPicks Verdict

SpecPicks classifies Seagate One Touch, 4TB, Password Activated Hardware encryption… as a niche pick — read recent reviews before buying in the external storage category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Seagate's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by Seagate's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

This external drive includes a USB cable that works seamlessly with Windows, Mac, and Chromebook laptops (purchase adapter separately for use with USB-C computers. Reformatting may be required for use with Time Machine).
The perfect complement to personal aesthetic, this portable external hard drive features a minimalist brushed metal enclosure.
Great as a laptop hard drive or PC hard drive, simply plug in via USB 3.0 to back up with a single click or schedule automatic daily, weekly, or monthly backups
Organize your photos with a Mylio Photos complementary subscription and enjoy automatic backups with a Dropbox Backup Plan free trial. (Must redeem within one year of drive registration. Not available in all countries. Trial subscriptions are subject to change in vendor or terms. Please refer to drive packaging for official offer.)
Enjoy long-term peace of mind with the included limited warranty and Rescue Data Recovery Services.

Full Specifications

Brand	Seagate
Color	HDD
Item Width	8 Centimeters
Model Name	STKZ4000400
Read Speed	120 Megabytes Per Second
Form Factor	2.5-inch
Item Length	11.53 Centimeters
Media Speed	100
Connectivity	USB-C
Model Number	STKZ4000400
Compatibility	PC, Mac
Built-In Media	One Touch with Password 4TB Black
Item Type Name	Portable Hard Drive
Hard-Drive Size	4 TB

Ready to buy?

Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-07-07. Price and availability subject to change.