394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
What Buyers Say
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
No customer feedback yet
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
Scores
Specifications
| 394HB 4TB SSD | KingSpec 256GB SSD | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 | M.2 2242 |
| Interface | PCIe 4.0 x4 | PCIe 3.0 x2 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4★ | 3 |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✗ |
| Controller | E18 | — |
| Reliability | ||
| Endurance (TBW) | 50★ | — |
| MTBF (hours) | ||
| Warranty (years) | 5★ | 3 |
| Features | ||
| Heatsink | ✗ | ✗ |
Pros & Cons
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong social proof (78th percentile)
- Below average affordability (7th percentile)7th %ile
KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
- Strong affordability (89th percentile)89th %ile
- Strong social proof (78th percentile)
- Below average capacity (18th percentile)18th %ile
Pricing
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
No current pricing available
Verdict
Scores 82 overall, wins 5 of 6 usage categories and 9 of 17 specs.