Seagate Expansion 4TB Portable USB 3.0
Seagate
33 Overall Score
vs
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280
Samsung
96 Overall Score
What Buyers Say
Seagate Expansion 4TB Portable USB 3.0
No customer feedback yet
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280
88 out of 100 low confidence 5 reviews
Users are highly satisfied with this SSD, praising its exceptional speed and reliable performance for gaming and photo editing. One user noted thermal concerns during heavy gaming, reaching 62°C without a heatsink, but overall sentiment remains very positive. The drive is easy to install and has proven durable over a year of use.
Pros
- Blazing fast speeds
- Easy installation
- Reliable performance
- Good value for refurbished price
Cons
- Thermal concerns under heavy load
- No heatsink included
Speed 5
Reliability 3
Ease of installation 2
Value for money 1
Thermal performance 1
Scores
Console
Gaming
Workstation
Budget
Laptop
Portable
Specifications
| Seagate Expansion | Samsung 990 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | External | M.2 2280 |
| Interface | USB 3.0 | PCIe 4.0 x4 |
| Protocol | — | NVMe |
| PCIe Generation | — | 4★ |
| External | ✓ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | No data | |
| Sequential Write (MB/s) | No data | |
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | — | TLC★ |
| DRAM Cache | — | ✓★ |
| Controller | — | Samsung Pascal |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | No data | |
| Warranty (years) | — | 1★ |
| Features | ||
| Heatsink | — | ✓★ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Seagate Expansion 4TB Portable USB 3.0
- Strong capacity (93rd percentile)93rd %ile
- Below average speed (2nd percentile)2nd %ile
- Below average random (3rd percentile)3rd %ile
- Below average feature (15th percentile)15th %ile
- Below average endurance (15th percentile)15th %ile
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280
- Strong social proof (100th percentile)100th %ile
- Strong feature (99th percentile)99th %ile
- Strong random (97th percentile)97th %ile
- Strong speed (93rd percentile)93rd %ile
- Below average affordability (21st percentile)
Pricing
Seagate Expansion 4TB Portable USB 3.00.176score per dollar
vs
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 22800.261score per dollar
Samsung 990 PRO 2TB PCIe 4.0 x4 NVMe M.2 2280 offers 1.5x better value for money
Verdict
Winner: Samsung 990 PRO
Scores 96 overall, wins 5 of 6 usage categories and 12 of 18 specs.
