Corsair RM1000x (2024) vs Corsair SF1000 (2024)
The Corsair SF1000 (2024) leads on high-power builds, scoring 100 — about 0% ahead of the Corsair RM1000x (2024). For mainstream builds the Corsair SF1000 (2024) is the clear call: it scores higher and offers better value there. The Corsair SF1000 (2024) comes out ahead in 3 of the 3 uses we score. The Corsair RM1000x (2024) is the cheaper of the two: the Corsair SF1000 (2024) costs around 10% more at RRP. The Corsair SF1000 (2024) is the pick: the stronger option and the better value.
| RM1000x (2024)Corsair | SF1000 (2024)Corsairour pick | |
|---|---|---|
| Performance scores | ||
| High-Power | 99.8 | 100 ★ |
| Mainstream | 99.5 | 100 ★ |
| Efficiency | 98.9 | 100 ★ |
| Value scores | ||
| High-Power | 249.5 | 264.3 ★ |
| Mainstream | 248.8 | 264.3 ★ |
| Efficiency | 247.3 | 264.3 ★ |
| Specifications | ||
| Wattage | 1000 W | 1000 W |
| ATX Spec | 3.1 | 3.1 |
| Efficiency @50% | 90 % | 92 % ★ |
| Warranty | 10 yr | 10 yr |
| RRP | £158 ★ | £174 |
Where to buy
★ marks the winner on each row (for TDP, latency and price, lower is better). Ties unmarked. Scores are our own absolute figures; specs and prices are facts from their sources.
RM1000x (2024) full specs →SF1000 (2024) full specs →See the full ranking →