Netac Zslim 250GB Portable USB 3.2 Gen 2
Netac
22 Overall Score
vs
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
Western Digital
100 Overall Score
What Buyers Say
Netac Zslim 250GB Portable USB 3.2 Gen 2
No customer feedback yet
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
92 out of 100 medium confidence 17 reviews
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
Speed 6
Value for money 4
Reliability 4
Ps5 compatibility 3
Firmware concerns 2
Installation 2
Scores
Laptop
Workstation
Gaming
Console
Budget
Portable
Specifications
| Netac Zslim | Western Digital Black SN850X | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | External | M.2 2280 |
| Interface | USB 3.2 Gen 2 | PCIe 4.0 x4 |
| Protocol | — | NVMe |
| PCIe Generation | — | 4★ |
| External | ✓ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| 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) | 3 | 5★ |
| Features | ||
| Heatsink | ✗ | ✗ |
| Hardware Encryption | — | ✗ |
Pros & Cons
Netac Zslim 250GB Portable USB 3.2 Gen 2
- Strong affordability (94th percentile)94th %ile
- Below average random (3rd percentile)3rd %ile
- Below average capacity (12th percentile)12th %ile
- Below average feature (15th percentile)15th %ile
- Below average speed (22nd percentile)
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 2280
- Strong random (95th percentile)95th %ile
- Strong social proof (95th percentile)95th %ile
- Strong user sentiment (94th percentile)94th %ile
- Strong capacity (93rd percentile)93rd %ile
- Below average affordability (11th percentile)11th %ile
Pricing
Netac Zslim 250GB Portable USB 3.2 Gen 20.503score per dollar
vs
Western Digital Black SN850X 4TB PCIe 4.0 x4 NVMe M.2 22800.152score per dollar
Netac Zslim 250GB Portable USB 3.2 Gen 2 offers 3.3x better value for money
Verdict
Winner: Western Digital Black SN850X
Scores 100 overall, wins 5 of 6 usage categories and 11 of 18 specs.
