New
KingSpec X400 1TB PCIe 4.0 NVMe M.2
Capacity 1TB
Form Factor M.2
Interface PCIe 4.0
Read Speed 7,300 MB/s
NAND TLC
Endurance 1800 TBW
74 Overall Score
Price $177
Snapshot
Pros & Cons
Pros
- Strong endurance (97th percentile) 97th
- Strong speed (89th percentile) 89th
- Strong feature (79th percentile) 79th
Cons
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 1000 |
| Form Factor | M.2 |
| Interface | PCIe 4.0 |
| Protocol | NVMe |
| PCIe Generation | 4 |
| External | No |
Performance
| Sequential Read (MB/s) | 7300 |
| Sequential Write (MB/s) | 6600 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Endurance (TBW) | 1800 |
| Warranty (years) | 3 |
Features
| Heatsink | Yes |
vs Competition
| Spec | KingSpec X400 | Samsung 9100 PRO | Crucial T500 | Kingston Fury Renegade SFYRDK/2000G | SanDisk WD_BLACK WDS200T4X0E | Western Digital WD_BLACK SN8100 |
|---|---|---|---|---|---|---|
| Capacity | 1TB | 2TB | 2TB | 2TB | 2TB | 1TB |
| Form Factor | M.2 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | PCIe 4.0 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Seq Read | 7,300 MB/s | 14,700 MB/s | 7,400 MB/s | 7,300 MB/s | 7,250 MB/s | 14,900 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | false | true |
| Endurance | 1800 TBW | 1200 TBW | 1200 TBW | 2000 TBW | 1200 TBW | 600 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof | Affordability |
|---|---|---|---|---|---|---|---|
| KingSpec X400 | 88.5 | 61.4 | 78.8 | 54.9 | 96.6 | 58.2 | 45.8 |
| Samsung 9100 PRO Compare | 98.7 | 99.8 | 99.7 | 78.4 | 85.9 | 95 | 18.3 |
| Crucial T500 Compare | 93.8 | 96.5 | 98.9 | 78.4 | 82.9 | 95 | 19.9 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.9 | 94 | 93.6 | 78.4 | 93.9 | 95 | 16.4 |
| SanDisk WD_BLACK WDS200T4X0E Compare | 91.5 | 96 | 53.7 | 78.4 | 88 | 99.5 | 37.2 |
| Western Digital WD_BLACK SN8100 Compare | 97.5 | 98.4 | 97.3 | 54.9 | 80.9 | 95 | 38.3 |
Price
Value & Pricing
From $177
Amazon 1 offer From $177
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.
