New
Silicon Power Ace A55
Capacity 4TB
Form Factor 2.5"
Interface SATA III
NAND TLC
46 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong capacity (93rd percentile) 93rd
- Strong social proof (80th percentile) 80th
Cons
- Below average speed (7th percentile)
- Below average random (22nd percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 4000 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Hardware
| NAND | TLC |
| DRAM Cache | No |
Reliability
| Warranty (years) | 3 |
Features
| Heatsink | No |
vs Competition
| Spec | Silicon Power Ace A55 | Samsung 9100 Pro MZ-VAP4T0CW | Western Digital WD Black SN850X | Crucial T500 | Kingston Fury Renegade SFYRDK/2000G | Seagate FireCuda 530R |
|---|---|---|---|---|---|---|
| Capacity | 4TB | 4TB | 4TB | 2TB | 2TB | 4TB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | SATA III | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Seq Read | - | 14,800 MB/s | 7,300 MB/s | 7,400 MB/s | 7,300 MB/s | 7,400 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | false | true | true | true | true | false |
| Endurance | - | 2400 TBW | 2400 TBW | 1200 TBW | 2000 TBW | 5050 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof |
|---|---|---|---|---|---|---|
| Silicon Power Ace A55 | 7 | 21.9 | 52.9 | 92.6 | 41.5 | 79.6 |
| Samsung 9100 Pro MZ-VAP4T0CW Compare | 99 | 99.8 | 99.7 | 92.6 | 85.8 | 99.6 |
| Western Digital WD Black SN850X Compare | 88.2 | 95 | 93.8 | 92.6 | 80.9 | 95.6 |
| Crucial T500 Compare | 93.8 | 96.4 | 99 | 78.2 | 82.9 | 95.6 |
| Kingston Fury Renegade SFYRDK/2000G Compare | 92.9 | 93.7 | 93.8 | 78.2 | 93.8 | 95.6 |
| Seagate FireCuda 530R Compare | 92.5 | 96.3 | 52.9 | 92.6 | 95.4 | 88.5 |
Price
Value & Pricing
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.
