SanDisk PRO-BLADE Mag
Western Digital WD Black SN850X
What Buyers Say
SanDisk PRO-BLADE Mag
The SanDisk Pro-Blade ecosystem earns praise for its clever modular design, fast speeds, and portability, especially among video editors and professionals. However, reliability concerns are significant: multiple users reported defective units, power failures, and overheating, with one unit failing after 90 days. The high cost of entry and expensive accessories are common criticisms, though many find the convenience worth it. Overall, sentiment is positive but tempered by durability and value concerns.
Pros
- Clever modular blade design
- Fast read/write speeds
- Portable and lightweight
- Great for video editing
- Physical project organization
Cons
- Expensive ecosystem entry
- Reliability concerns (power failures)
- Overheating issues
- Loud fan noise
- Defective units reported
Western Digital WD Black SN850X
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
| SanDisk PRO-BLADE Mag | Western Digital WD Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | External | M.2 2280 |
| Interface | USB | PCIe 4.0 x4 |
| Protocol | NVMe | NVMe |
| PCIe Generation | — | 4★ |
| External | ✓ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | — | TLC★ |
| DRAM Cache | — | ✓★ |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | — | 3★ |
| Features | ||
| Heatsink | — | ✓★ |
Pros & Cons
SanDisk PRO-BLADE Mag
- Below average feature (14th percentile)14th %ile
- Below average endurance (14th percentile)14th %ile
- Below average user sentiment (28th percentile)
Western Digital WD Black SN850X
- Strong social proof (96th percentile)96th %ile
- Strong random (95th percentile)95th %ile
- Strong user sentiment (95th percentile)95th %ile
- Strong feature (94th percentile)94th %ile
Verdict
Scores 99 overall, wins 5 of 6 usage categories and 12 of 16 specs.