Samsung 850 EVO 1TB SATA III 2.5"
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
What Buyers Say
Samsung 850 EVO 1TB SATA III 2.5"
The Samsung 850 EVO SSD is generally well-received, with users praising its speed, reliability, and ease of installation. However, one verified reviewer reported a crash after 1.5 years, and another found it underwhelming. The lack of included accessories like a USB cable or mounting bracket is a common minor complaint.
Pros
- Fast startup and read times
- Reliable performance
- Easy installation
- Lightweight design
- Good value for money
Cons
- No included USB cable
- No mounting bracket included
- Potential crash after 1.5 years
- Light plastic feel
- Outdated utility software
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.
Pros
- Blazing fast speeds
- Excellent value for money
- Reliable high-capacity storage
- Great for PS5
- Easy installation
Cons
- Potential firmware issues
- No heatsink included
- Pricey when not on sale
Scores
Specifications
| Samsung 850 EVO | Western Digital Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | 2.5" | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 |
| Protocol | SATA | NVMe |
| PCIe Generation | — | 4★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | ||
| Random Write (IOPS) | ||
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | Samsung MGX Controller | WD 20-82-20035-B1 |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | ||
| Warranty (years) | 5 | 5 |
| Features | ||
| Heatsink | — | ✗ |
| Hardware Encryption | ✓★ | ✗ |
Pros & Cons
Samsung 850 EVO 1TB SATA III 2.5"
- Strong social proof (87th percentile)87th %ile
- Strong feature (79th percentile)
- Strong endurance (65th percentile)
- Below average affordability (21st percentile)
- Below average speed (31st percentile)
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong user sentiment (95th percentile)95th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (11th percentile)11th %ile
Pricing
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280 offers 1.8x better value for money
Samsung 850 EVO 1TB SATA III 2.5"
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Verdict
Scores 99 overall, wins 6 of 6 usage categories and 8 of 18 specs.
