Silicon Power Ace A55 2TB SATA III 2.5"
Silicon Power
45 Overall Score
vs
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
Samsung
100 Overall Score
What Buyers Say
Silicon Power Ace A55 2TB SATA III 2.5"
72 out of 100 low confidence 8 reviews
Most users are very satisfied with this SSD, praising its speed, ease of installation, and excellent value for money, especially when upgrading from a hard drive. However, a couple of reviews report early failures and data loss, which tempers overall enthusiasm. The product is generally recommended for budget builds and laptop upgrades, but reliability concerns remain for some.
Pros
- Fast performance
- Easy installation
- Great value for money
- Good for laptop upgrades
- Includes migration software
Cons
- Early failure risk
- Data loss reported
- Not for heavy write workloads
Performance 6
Value for money 5
Reliability 3
Ease of installation 2
Laptop upgrade 2
Migration software 1
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
No customer feedback yet
Scores
Gaming
Console
Workstation
Laptop
Budget
Portable
Specifications
| Silicon Power Ace A55 | Samsung 9100 PRO | |
|---|---|---|
| Drive | ||
| Capacity | ||
| Form Factor | 2.5" | M.2 2280 |
| Interface | SATA III | PCIe 5.0 x4 |
| Protocol | SATA | NVMe |
| PCIe Generation | — | 5★ |
| External | ✗ | ✗ |
| Performance | ||
| Sequential Read (MB/s) | ||
| Sequential Write (MB/s) | ||
| Random Read (IOPS) | No data | |
| Random Write (IOPS) | No data | |
| Hardware | ||
| NAND | TLC | TLC |
| DRAM Cache | ✗ | ✓★ |
| Controller | — | In-House Controller |
| Reliability | ||
| Endurance (TBW) | No data | |
| MTBF (hours) | ||
| Warranty (years) | 3 | 5★ |
| Features | ||
| Heatsink | ✗ | ✓★ |
| Hardware Encryption | — | ✓★ |
Pros & Cons
Silicon Power Ace A55 2TB SATA III 2.5"
- Strong capacity (78th percentile)
- Below average speed (15th percentile)15th %ile
- Below average random (22nd percentile)
- Below average user sentiment (29th percentile)
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 2280
- Strong random (100th percentile)100th %ile
- Strong feature (100th percentile)100th %ile
- Strong social proof (100th percentile)100th %ile
- Strong speed (99th percentile)99th %ile
- Below average affordability (5th percentile)5th %ile
Pricing
Silicon Power Ace A55 2TB SATA III 2.5"0.205score per dollar
vs
Samsung 9100 PRO 4TB PCIe 5.0 x4 NVMe M.2 22800.118score per dollar
Silicon Power Ace A55 2TB SATA III 2.5" offers 1.7x better value for money
Verdict
Winner: Samsung 9100 PRO
Scores 100 overall, wins 6 of 6 usage categories and 11 of 18 specs.
