New
ADATA 256GB SSD SATA III 2.5"
Capacity 256GB
Form Factor 2.5"
Interface SATA III
Read Speed 520 MB/s
NAND TLC
35 Overall Score
Price £65
Snapshot
Pros & Cons
Pros
- Strong affordability (94th percentile) 94th
Cons
- Below average speed (17th percentile)
- Below average capacity (18th percentile)
- Below average random (23rd percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 256 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Performance
| Sequential Read (MB/s) | 520 |
| Sequential Write (MB/s) | 450 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| MTBF (hours) | 2000000 |
| Warranty (years) | 3 |
vs Competition
| Spec | ADATA 256GB SSD | Crucial T500 | Samsung 990 EVO | Western Digital WD Blue SN5100 | SK Hynix Platinum P41 | Lexar NM790 |
|---|---|---|---|---|---|---|
| Capacity | 256GB | 1TB | 2TB | 1TB | 2TB | 1TB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Seq Read | 520 MB/s | 7,300 MB/s | 5,000 MB/s | 7,100 MB/s | 7,000 MB/s | 7,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | false | false | true | false |
| Endurance | - | 600 TBW | 1200 TBW | 600 TBW | 1200 TBW | 1000 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Affordability |
|---|---|---|---|---|---|---|
| ADATA 256GB SSD | 17.2 | 22.8 | 53.2 | 17.8 | 51.1 | 94.1 |
| Crucial T500 Compare | 91.3 | 96.7 | 98.9 | 55.3 | 82.7 | 53.7 |
| Samsung 990 EVO Compare | 72.4 | 90.5 | 78.3 | 78.4 | 82.7 | 56 |
| Western Digital WD Blue SN5100 Compare | 87.1 | 95.7 | 78.3 | 55.3 | 87.9 | 55.2 |
| SK Hynix Platinum P41 Compare | 84 | 97 | 94 | 78.4 | 85.7 | 59.7 |
| Lexar NM790 Compare | 89.8 | 93.2 | 53.2 | 55.3 | 93.7 | 49.9 |
Price
Value & Pricing
From £65
Amazon 1 offer From £65
We started tracking prices for this product on Nov 14, 2026. The chart appears once we have more data.
Usage Scores
- Overall34.9
- Budget81.1
- Gaming20.8
- Laptop32
- Console10.2
- Portable7.7
- Workstation30.2
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
