New Price drop 4%
OWC Portable SSD SATA III
Capacity 250GB
Form Factor External
Interface SATA III
Read Speed 530 MB/s
NAND TLC
38 Overall Score
Price CA$100
Snapshot
Pros & Cons
Pros
- Strong affordability (92nd percentile) 92nd
- Strong feature (79th percentile) 79th
Cons
- Below average capacity (13th percentile)
- Below average random (22nd percentile)
- Below average speed (23rd percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 250 |
| Form Factor | External |
| Interface | SATA III |
| Protocol | SATA |
| External | Yes |
Performance
| Sequential Read (MB/s) | 530 |
| Sequential Write (MB/s) | 495 |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Warranty (years) | 5 |
Features
| Hardware Encryption | Yes |
vs Competition
| Spec | OWC Portable SSD | Samsung 990 PRO | Crucial T500 | MSI SPATIUM M480 PRO | Corsair MP700 Elite | Western Digital Black SN850X |
|---|---|---|---|---|---|---|
| Capacity | 250GB | 2TB | 1TB | 1TB | 1TB | 1TB |
| Form Factor | External | 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 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 |
| Seq Read | 530 MB/s | 7,450 MB/s | 7,300 MB/s | 7,400 MB/s | 10,000 MB/s | 7,300 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | false | true |
| Endurance | - | 1200 TBW | 600 TBW | 3000 TBW | 600 TBW | 600 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Affordability |
|---|---|---|---|---|---|---|
| OWC Portable SSD | 23.4 | 22.3 | 79 | 12.6 | 57.2 | 92.1 |
| Samsung 990 PRO Compare | 93.7 | 97.4 | 99 | 78.4 | 74.3 | 20.8 |
| Crucial T500 Compare | 91.4 | 96.7 | 99 | 55.3 | 83 | 56.3 |
| MSI SPATIUM M480 PRO Compare | 94 | 81.1 | 94 | 55.3 | 98.7 | 43.5 |
| Corsair MP700 Elite Compare | 95.1 | 97 | 86 | 55.3 | 87.3 | 43.5 |
| Western Digital Black SN850X Compare | 85.8 | 93.2 | 89.5 | 55.3 | 88.1 | 45.2 |
Price
Value & Pricing
From CA$100
Amazon 1 offer From CA$100
We started tracking prices for this product on Nov 8, 2026. The chart appears once we have more data.
Usage Scores
- Overall37.6
- Budget78.8
- Gaming23.1
- Laptop39.5
- Console11.4
- Portable8.6
- Workstation34.1
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
