KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 2242
KingSpec
45 Overall Score
vs
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
95 Overall Score
Scores
Laptop
Budget
Gaming
Workstation
Console
Portable
Specifications
| KingSpec 128GB SSD | Western Digital Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 3.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 3 | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | — | ✓★ |
| Controller | — | WD 20-82-20035-B1 |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | — | ✗ |
| Hardware Encryption | — | ✗ |
Pros & Cons
KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 2242
- Below average capacity (7th percentile)7th %ile
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong random (95th percentile)95th %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong feature (89th percentile)89th %ile
Verdict
Winner: Western Digital Black SN850X
Scores 95 overall, wins 6 of 6 usage categories and 9 of 18 specs.