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ADATA
Model: ASSE800-1TU32G2-C
| Capacity | 1TB |
| Interface | USB 3.2 Gen 2 |
| Form Factor | External |
| Read Speed | 1,000 MB/s |
| Write Speed | 950 MB/s |
| Endurance (TBW) | 600 TB |
| Warranty | 3 Years |
A budget 1TB Gen 2 portable from ADATA -- one of the cheapest brand-name 1TB portable SSDs in retail. Tiny form factor fits a shirt pocket but the plastic body lacks ruggedization. A real value buy for light-duty workflows like document cartage and PS5 game cold-library overflow.
See how it stacks up against competitors in our Ultra-Portable 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 ADATA.
The ADATA ADATA SE800 Portable 1TB offers 1.0 GB/s reads and 950 MB/s writes — enough for everyday computing without breaking the bank. System backups, file transfers between machines, and external media storage all run smoothly.
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.
In the speed hierarchy, the ADATA SE800 Portable 1TB sits above HDDs and below NVMe. Think of it as a SATA SSD in your pocket — fast enough for 95% of daily tasks at a fraction of the cost of the fastest USB drives.
The ADATA SE800 Portable 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 1,000 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 ADATA SE800 Portable 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 1,000 MB/s performance without compatibility concerns.
On paper, the ADATA SE800 Portable 1TB delivers 1,000 MB/s reads and 950 MB/s writes. In practice, a 50GB file — a typical 4K video project, a large game install, or a full photo shoot — transfers in ~53 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 $ADATA SE800 Portable 1TB feels similarly responsive to other fast portables for daily use. The real differentiator shows up during large file transfers, where the $1,000 MB/s read speed pulls noticeably ahead of slower SATA-based externals.
The $ADATA SE800 Portable 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 | ADATA SE800 Portable 1TB | Samsung T7 Portable 2TB |
|---|---|---|
| Read Speed | 1,000 MB/s | 1,050 MB/s |
| Write Speed | 950 MB/s | 1,000 MB/s |
| Capacity | 1TB | 2TB |
| Interface | USB 3.2 Gen 2 | USB 3.2 Gen 2 |
| Endurance | 600 TBW | 1,200 TBW |
| Score | 7.4/10 | 9.4/10 |
The Samsung T7 Portable 2TB scores higher in our evaluation (9.4 vs 7.4/10). It also delivers faster reads (1,050 vs 1,000 MB/s).
For a detailed head-to-head comparison, see our full ADATA SE800 Portable 1TB vs Samsung T7 Portable 2TB comparison.
| Model | Capacity | Interface | Read | Write | TBW |
|---|---|---|---|---|---|
| ADATA SE800 Portable 1TB | 1TB | USB 3.2 Gen 2 | 1,000 | 950 | 600 |
| Samsung T7 Portable 2TB | 2TB | USB 3.2 Gen 2 | 1,050 | 1,000 | 1,200 |
| Samsung T7 Portable 4TB | 4TB | USB 3.2 Gen 2 | 1,050 | 1,000 | 2,400 |
| Samsung T7 Portable SSD | 1TB | USB 3.2 Gen 2 | 1,050 | 1,000 | 580 |
Specs shown for the closest Ultra-Portable SSDs alternatives. Full comparison table available on the compare page.
The ADATA SE800 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.
ADATA
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.
ADATA
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.
ADATA
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.