New
Western Digital 4TB SSD SATA III
Capacity 4TB
Form Factor 2.5"
Interface SATA III
Read Speed 560 MB/s
NAND TLC
DRAM Cache Yes
Endurance 400 TBW
68 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong capacity (93rd percentile) 93rd
- Strong feature (89th percentile) 89th
- Strong endurance (68th percentile) 68th
Cons
- Below average affordability (11th percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 4000 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Performance
| Sequential Read (MB/s) | 560 |
| Sequential Write (MB/s) | 520 |
| Random Read (IOPS) | 90000 |
| Random Write (IOPS) | 82000 |
Hardware
| NAND | TLC |
| DRAM Cache | Yes |
Reliability
| Endurance (TBW) | 400 |
| MTBF (hours) | 1750000 |
| Warranty (years) | 5 |
Features
| Heatsink | No |
vs Competition
| Spec | Western Digital 4TB SSD | Samsung 990 PRO | Kingston FURY Renegade SFYRDK/4000G | SanDisk WD_BLACK WDS800T2XHE | Crucial T700 CT2000T700SSD5 | Lexar NM1090 PRO LNM109P004T-RNNNU |
|---|---|---|---|---|---|---|
| Capacity | 4TB | 2TB | 4TB | 8TB | 2TB | 4TB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 | PCIe 4.0 | PCIe 4.0 | PCIe 5.0 | PCIe 5.0 |
| Seq Read | 560 MB/s | 7,450 MB/s | 7,300 MB/s | 7,300 MB/s | 12,400 MB/s | 13,000 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | SLC |
| Dram Cache | true | true | true | true | true | true |
| Endurance | 400 TBW | 1200 TBW | 4000 TBW | 4800 TBW | 1200 TBW | 2800 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| Western Digital 4TB SSD | 36.7 | 42.2 | 89.4 | 92.5 | 68 | 55.9 | 11.4 |
| Samsung 990 PRO Compare | 93.7 | 97.4 | 98.9 | 78.5 | 86 | 95.3 | 23.4 |
| Kingston FURY Renegade SFYRDK/4000G Compare | 93.2 | 94.4 | 93.9 | 92.5 | 94.1 | 95.3 | 9.1 |
| SanDisk WD_BLACK WDS800T2XHE Compare | 89 | 96.3 | 93.9 | 98.1 | 88.1 | 95.3 | 3.7 |
| Crucial T700 CT2000T700SSD5 Compare | 96.6 | 97.6 | 97.5 | 78.5 | 83 | 77.4 | 21.9 |
| Lexar NM1090 PRO LNM109P004T-RNNNU Compare | 97.4 | 98.5 | 97.5 | 92.5 | 75.2 | 56.7 | 9.2 |
Price
Value & Pricing
We started tracking prices for this product on Nov 12, 2026. The chart appears once we have more data.
Usage Scores
- Overall67.7
- Budget67.1
- Gaming55.9
- Laptop62.5
- Console27.9
- Portable17.5
- Workstation66.9
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
