394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
394HB
82 Overall Score
vs
Western Digital BLACK SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
Western Digital
79 Overall Score
What Buyers Say
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
No customer feedback yet
Western Digital BLACK SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
88 out of 100 medium confidence 20 reviews
Users are overwhelmingly positive about this WD Black SN770M 2TB SSD, praising its speed, storage capacity, and ease of installation, especially for handheld devices like the Steam Deck, ROG Ally, and Legion Go. A few noted the price is high but justified by the brand's reliability. One verified review mentioned an adapter issue, but the retailer handled the return well.
Pros
- Fast read/write speeds
- Large 2TB capacity
- Easy installation
- Reliable brand
- Great for handhelds
Cons
- Expensive
- Adapter compatibility issue
Performance 5
Storage capacity 4
Ease of installation 4
Value for money 3
Brand reliability 2
Compatibility 3
Scores
Laptop
Gaming
Console
Workstation
Budget
Portable
Specifications
| 394HB 4TB SSD | Western Digital BLACK SN770M | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | M.2 | M.2 2230 |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | 4 | 4 |
| 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) | ||
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | ✗ | ✗ |
| Hardware Encryption | — | ✗ |
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
Western Digital BLACK SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
- Strong social proof (95th percentile)95th %ile
- Strong random (90th percentile)90th %ile
- Strong endurance (88th percentile)88th %ile
- Strong user sentiment (79th percentile)
- Below average affordability (22nd percentile)
Pricing
394HB 4TB SSD PCIe 4.0 x4 NVMe M.2
Western Digital BLACK SN770M 2TB PCIe 4.0 x4 NVMe M.2 2230
No current pricing available
Verdict
Winner: 394HB 4TB SSD
Scores 82 overall, wins 5 of 6 usage categories and 6 of 18 specs.
