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Seagate
Model: STKS1000400
| Capacity | 1TB |
| Interface | USB 3.2 Gen 2 |
| Form Factor | External |
| Read Speed | 1,030 MB/s |
| Write Speed | 1,030 MB/s |
| Endurance (TBW) | 600 TB |
| Warranty | 3 Years |
The 1TB One Touch is the realistic minimum for game-library cold storage and Time Machine backups under typical Seagate sale pricing. Three-year Rescue data-recovery plan included.
See how it stacks up against competitors in our USB-C External SSDs SSD comparison, or browse related SSD buying guides.
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Everyday external storage done right: 1TB capacity, 1.0 GB/s reads, and the reliability you expect from Seagate.
At 1.0 GB/s reads and 1.0 GB/s writes, the Seagate One Touch SSD 1TB is not trying to set speed records — it is trying to be the drive you reach for every day. And it succeeds: fast enough for backups and file transfers, cheap enough to buy without thinking twice.
1TB of storage provides generous headroom for everyday files. The compact, lightweight design slips into any bag pocket. 600 TBW endurance covers moderate daily use across a multi-year lifespan. The 3-year warranty provides standard coverage for the expected lifespan of the drive.
This drive delivers SATA-class speeds over USB — adequate for documents, photos, and backups, but video editors should budget for a faster NVMe-based external.
1.0 GB/s reads are typical of a SATA SSD in an external enclosure — noticeably faster than any external HDD, yet well below the speed of Gen 2×2 or Thunderbolt drives. For most daily tasks, this is more than enough.
The Seagate One Touch SSD 1TB is a solid all-around 1TB portable SSD for everyday use. If you need fast backups, reliable file transport between devices, or external storage for documents, photos, and media, the 1,030 MB/s reads deliver performance that makes daily tasks feel instant compared to an external hard drive.
The 1TB capacity covers most daily workflows comfortably: system backups, a working photo library, a dozen game installs, or a collection of documents and media. If you need more space, higher-capacity variants of the same product line are worth considering.
The USB 3.2 Gen 2 interface means the Seagate One Touch SSD 1TB hits full speed on virtually any modern USB-C or USB-A port — no special hardware required. Plug it into a laptop, desktop, game console, or tablet and you get the same 1,030 MB/s performance without compatibility concerns.
On paper, the Seagate One Touch SSD 1TB delivers 1,030 MB/s reads and 1,030 MB/s writes. In practice, a 50GB file — a typical 4K video project, a large game install, or a full photo shoot — transfers in ~49 seconds. A 100GB batch of raw files moves in ~2 minutes. For users who regularly shuttle large files, these transfer times are a meaningful productivity improvement over slower SATA-based externals that take 3-5x longer for the same tasks.
Sequential read and write speeds — the numbers manufacturers advertise — matter most when transferring single large files. For everyday tasks like opening documents, browsing photos, running applications from the drive, or loading games, random 4K performance is more relevant. All NVMe-based external SSDs deliver random IOPS in the same general range, so the $Seagate One Touch SSD 1TB feels similarly responsive to other fast portables for daily use. The real differentiator shows up during large file transfers, where the $1,030 MB/s read speed pulls noticeably ahead of slower SATA-based externals.
The $Seagate One Touch SSD 1TB is rated for $600 TBW (terabytes written) endurance. To put that in perspective: if you write 50GB per day — an aggressive daily workload for most users — the drive would take approximately $33 years to reach its endurance limit. For typical use patterns involving backups, file transfers, and game storage, the $600 TBW rating provides comfortable headroom well beyond the $3-year warranty period.
| Spec | Seagate One Touch SSD 1TB | Samsung T9 2TB |
|---|---|---|
| Read Speed | 1,030 MB/s | 2,000 MB/s |
| Write Speed | 1,030 MB/s | 2,000 MB/s |
| Capacity | 1TB | 2TB |
| Interface | USB 3.2 Gen 2 | USB 3.2 Gen 2x2 |
| Endurance | 600 TBW | 1,200 TBW |
| Score | 7.7/10 | 9.6/10 |
The Samsung T9 2TB scores higher in our evaluation (9.6 vs 7.7/10). It also delivers faster reads (2,000 vs 1,030 MB/s).
For a detailed head-to-head comparison, see our full Seagate One Touch SSD 1TB vs Samsung T9 2TB comparison.
| Model | Capacity | Interface | Read | Write | TBW |
|---|---|---|---|---|---|
| Seagate One Touch SSD 1TB | 1TB | USB 3.2 Gen 2 | 1,030 | 1,030 | 600 |
| Samsung T9 2TB | 2TB | USB 3.2 Gen 2x2 | 2,000 | 2,000 | 1,200 |
| Samsung T9 Portable SSD | 1TB | USB 3.2 Gen 2x2 | 2,000 | 1,950 | 600 |
| Crucial X10 Pro 2TB | 2TB | USB 3.2 Gen 2x2 | 2,000 | 2,000 | 1,200 |
Specs shown for the closest USB-C External SSDs alternatives. Full comparison table available on the compare page.
The Seagate One Touch comes in multiple capacities. Smaller sizes save money if you do not need the headroom; larger sizes drop the cost-per-TB for media libraries and Time Machine backups.
Seagate
Price as of Jul 3, 2026, 4:11 AM. Prices and availability are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
Seagate
Price as of Aug 3, 2026, 6:33 PM. Prices and availability are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
Seagate
Price as of Aug 3, 2026, 6:33 PM. Prices and availability are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
Seagate
Price as of Aug 3, 2026, 6:33 PM. Prices and availability are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.