KingSpec 256GB SSD PCIe 3.0 x2 NVMe M.2 2242
Western Digital WD Blue SN5100 1TB PCIe 4.0 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
Western Digital WD Blue SN5100 1TB PCIe 4.0 x4 NVMe M.2 2280
Overall, users are very satisfied with this SSD, praising its performance, ease of installation, and value for money. A few minor issues were mentioned, such as a delivery problem and lack of detailed specs, but these do not detract from the product's positive reception.
Pros
- Fast performance
- Easy installation
- Good value for money
- Reliable brand
- Works well in PCIe5 slot
Cons
- Delivery issues
- Lack of detailed specs (TBW)
Scores
Specifications
| KingSpec 256GB SSD | Western Digital WD Blue SN5100 | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 2242 | M.2 2280 |
| Interface | PCIe 3.0 x2 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 3 | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✗ |
| 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
Western Digital WD Blue SN5100 1TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (95th percentile)95th %ile
- Strong social proof (95th percentile)95th %ile
- Strong endurance (88th percentile)88th %ile
- Strong speed (87th percentile)87th %ile
Verdict
Scores 86 overall, wins 6 of 6 usage categories and 10 of 17 specs.