KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 2242
KingSpec
42 Overall Score
vs
Western Digital Black SN850X 1TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
86 Overall Score
What Buyers Say
KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 2242
72 out of 100 low confidence 9 reviews
Most users are satisfied with this SSD, especially for upgrades in Lenovo Legion Go, Raspberry Pi, and other mini PCs, citing good speed and value. However, a few critical reviews mention early failures and compatibility issues, which temper the overall positive sentiment.
Pros
- Good speed
- Great value for money
- Works well in Lenovo Legion Go
- Compatible with Raspberry Pi 5
- Good form factor (2242)
Cons
- Early failure risk
- Compatibility issues with some devices
- Runs hot under load
- Double-sided design may cause fit issues
Performance 5
Value for money 4
Compatibility 4
Reliability 3
Heat 2
Form factor 2
Western Digital Black SN850X 1TB PCIe 4.0 x4 NVMe M.2 2280
No customer feedback yet
Scores
Budget
Laptop
Workstation
Gaming
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 | — | ✓★ |
| 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
- Strong affordability (94th percentile)94th %ile
- Below average capacity (7th percentile)7th %ile
- Below average user sentiment (29th percentile)
Western Digital Black SN850X 1TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (95th percentile)95th %ile
- Strong random (93rd percentile)93rd %ile
- Strong feature (89th percentile)89th %ile
- Strong endurance (88th percentile)88th %ile
Pricing
KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 22420.604score per dollar
vs
Western Digital Black SN850X 1TB PCIe 4.0 x4 NVMe M.2 22800.268score per dollar
KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 2242 offers 2.3x better value for money
KingSpec 128GB SSD PCIe 3.0 x4 NVMe M.2 2242
Western Digital Black SN850X 1TB PCIe 4.0 x4 NVMe M.2 2280
Verdict
Winner: Western Digital Black SN850X
Scores 86 overall, wins 6 of 6 usage categories and 9 of 17 specs.
