New
Crucial MX300
Capacity 275GB
Form Factor 2.5"
Interface SATA III
Read Speed 530 MB/s
NAND TLC
Endurance 220 TBW
50 Overall Score
Price $140
Snapshot
Pros & Cons
Pros
- Strong social proof (82nd percentile) 82nd
- Strong feature (79th percentile) 79th
- Strong user sentiment (78th percentile) 78th
- Strong endurance (76th percentile) 76th
Cons
- Below average capacity (21st percentile)
- Below average speed (24th percentile)
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.
88/100Our AI sentiment read
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 275 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Performance
| Sequential Read (MB/s) | 530 |
| Sequential Write (MB/s) | 510 |
| Random Read (IOPS) | 92000 |
| Random Write (IOPS) | 83000 |
Hardware
| NAND | TLC |
Reliability
| Endurance (TBW) | 220 |
Features
| Hardware Encryption | Yes |
vs Competition
| Spec | Crucial MX300 | Samsung 990 PRO | Western Digital WD_BLACK SN850X | SanDisk WD_BLACK SN8100 | Corsair MP700 Elite | Lexar Professional NM1090 PRO |
|---|---|---|---|---|---|---|
| Capacity | 275GB | 2TB | 2TB | 1TB | 1TB | 2TB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 5.0 x4 | PCIe 5.0 x4 |
| Seq Read | 530 MB/s | 7,450 MB/s | 7,300 MB/s | 14,900 MB/s | 10,000 MB/s | 14,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | true | false | true |
| Endurance | 220 TBW | 1200 TBW | 1200 TBW | 2400 TBW | 600 TBW | 1400 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | User Sentiment | Endurance | Social Proof |
|---|---|---|---|---|---|---|---|
| Crucial MX300 | 24.2 | 41.1 | 78.5 | 21.2 | 78.2 | 76.1 | 82.3 |
| Samsung 990 PRO Compare | 93.2 | 96.9 | 99 | 78.6 | 78.2 | 86 | 96.3 |
| Western Digital WD_BLACK SN850X Compare | 87.9 | 94.8 | 99 | 78.6 | 0 | 74 | 96.3 |
| SanDisk WD_BLACK SN8100 Compare | 99.6 | 99.1 | 90.4 | 54.8 | 99.6 | 98.3 | 6.4 |
| Corsair MP700 Elite Compare | 94.6 | 96.4 | 85.4 | 54.8 | 78.2 | 87.3 | 96.3 |
| Lexar Professional NM1090 PRO Compare | 98.2 | 98.1 | 97.4 | 78.6 | 0 | 89.5 | 40.2 |
Price
Value & Pricing
From $140
Amazon 1 offer From $140
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.
