The be quiet! Pure Power 13 M 850W wins in 6 out of 7 comparable specs. Its biggest advantage is Warranty (233% better).
CV550 wins in 1 spec (MSRP: 65% better).
Recommendation
Choose Pure Power 13 M 850W if you want the best overall performance — especially warranty.
Choose CV550 if msrp matters more to you.
| Spec | be quiet!Pure Power 13 M 850W | CorsairCV550 |
|---|---|---|
| Power | ||
| Wattage | 850W+55% | 550W |
| Efficiency | 80+ Gold+100% | 80+ Bronze |
| ATX Version | ATX 3.1+55% | ATX 2.0 |
| Design | ||
| Modular | Semi+100% | No |
| Fan Size | 120 mm | 120 mm |
| Depth | 160 mm | 125 mm |
| Features | ||
| 12VHPWR Connector | Yes+100% | No |
| Warranty | 10+233% | 3 |
| Price | ||
| MSRP | $130 | $45−65% |
| Release Date | Jun 2025 | Mar 2020 |
