New
Western Digital BLACK SN7100
Capacity 4TB
Form Factor M.2 2280
Interface PCIe 4.0 x4
Read Speed 7,250 MB/s
NAND TLC
Endurance 2600 TBW
81 Overall Score
Price $784
Snapshot
Pros & Cons
Pros
- Strong social proof (100th percentile) 100th
- Strong capacity (93rd percentile) 93rd
- Strong speed (91st percentile) 91st
- Strong endurance (85th percentile) 85th
Cons
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
78/100Our AI sentiment read
Based on 5 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 4000 |
| Form Factor | M.2 2280 |
| Interface | PCIe 4.0 x4 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7250 |
| Sequential Write (MB/s) | 6900 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Endurance (TBW) | 2600 |
| Warranty (years) | 5 |
Features
| Heatsink | No |
| Hardware Encryption | No |
vs Competition
| Spec | Western Digital BLACK SN7100 | Samsung 9100 PRO | Crucial T710 | Kingston Fury Renegade SFYRDK/2000G | Seagate FireCuda 530R | SanDisk Optimus GX PRO 8100 8100 |
|---|---|---|---|---|---|---|
| Capacity | 4TB | 8TB | 4TB | 2TB | 4TB | 8TB |
| Form Factor | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Seq Read | 7,250 MB/s | 14,800 MB/s | 14,500 MB/s | 7,300 MB/s | 7,400 MB/s | 14,900 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | false | true | false | false |
| Endurance | 2600 TBW | 4800 TBW | 2400 TBW | 2000 TBW | 5050 TBW | 4800 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | User Sentiment | Endurance | Social Proof |
|---|---|---|---|---|---|---|---|
| Western Digital BLACK SN7100 | 90.9 | 60.3 | 53.3 | 92.8 | 44.8 | 84.9 | 99.7 |
| Samsung 9100 PRO Compare | 98.9 | 99.7 | 99.8 | 98.2 | 0 | 86.2 | 96.4 |
| Crucial T710 Compare | 98.7 | 98.7 | 85.3 | 92.8 | 0 | 86.2 | 82.5 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.5 | 93.3 | 93.7 | 78.5 | 66.5 | 94 | 96.4 |
| Seagate FireCuda 530R Compare | 92.1 | 96.1 | 53.3 | 92.8 | 64.7 | 95.7 | 90.3 |
| SanDisk Optimus GX PRO 8100 8100 Compare | 98.7 | 99 | 88.7 | 98.2 | 0 | 88.1 | 52.2 |
Price
Value & Pricing
From $784
Best Buy 2 offers From $784
We started tracking prices for this product on Nov 8, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
