Seagate SSD
Seagate
36 Overall Score
vs
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
95 Overall Score
Scores
Laptop
Budget
Gaming
Workstation
Console
Portable
Specifications
| Seagate SSD | Western Digital Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | External | M.2 2280 |
| Interface | USB 3.2 Gen 1 | PCIe 4.0 x4 |
| Protocol | — | NVMe |
| PCIe Generation | — | 4★ |
| External | ✓ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | No data | |
| Sequential Write (MB/s) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | — | TLC★ |
| DRAM Cache | — | ✓★ |
| Controller | — | WD 20-82-20035-B1 |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | — | 5★ |
| Features | ||
| Heatsink | — | ✗ |
| Hardware Encryption | — | ✗ |
Pros & Cons
Seagate SSD
- Strong capacity (98th percentile)98th %ile
- Below average speed (2nd percentile)2nd %ile
- Below average random (3rd percentile)3rd %ile
- Below average feature (14th percentile)14th %ile
- Below average endurance (14th percentile)14th %ile
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong random (95th percentile)95th %ile
- Strong capacity (93rd percentile)93rd %ile
- Strong feature (89th percentile)89th %ile
Pricing
Seagate SSD0.104score per dollar
vs
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 22800.159score per dollar
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280 offers 1.5x better value for money
Verdict
Winner: Western Digital Black SN850X
Scores 95 overall, wins 5 of 6 usage categories and 10 of 18 specs.
