KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
What Buyers Say
KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
The drive is generally well-received, especially for use in WWAN slots of laptops like ThinkPads and Dells, and in Raspberry Pi setups. Users praise its compatibility, price, and adequate performance for everyday tasks. However, one verified review reported a drive failure after about two years, though the seller's responsive customer service mitigated the issue. Overall, sentiment is positive with a note on reliability concerns.
Pros
- Works in WWAN slots
- Good price
- Adequate speed for daily use
- Compatible with Raspberry Pi
- Easy installation
Cons
- Drive failure after 2 years
- Not the fastest
- DRAM-less design
- Limited to PCIe 2x
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
No customer feedback yet
Scores
Specifications
| KingSpec 256GB SSD | Samsung 9100 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 3.0 x2 | PCIe 5.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 3 | 5★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | — | In-House Controller |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | ||
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
- Strong affordability (89th percentile)89th %ile
- Strong social proof (77th percentile)
- Below average capacity (17th percentile)17th %ile
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (100th percentile)100th %ile
- Strong feature (100th percentile)100th %ile
- Strong social proof (100th percentile)100th %ile
- Strong speed (99th percentile)99th %ile
- Below average affordability (5th percentile)5th %ile
Verdict
Scores 100 overall, wins 6 of 6 usage categories and 12 of 18 specs.