The be quiet! Straight Power 12 850W wins in 3 out of 7 comparable specs. Its biggest advantage is Warranty (43% better).
RM1000e wins in 1 spec (Wattage: 18% better).
Recommendation
Choose Straight Power 12 850W if you want the best overall performance — especially warranty.
Choose RM1000e if wattage matters more to you.
| Spec | be quiet!Straight Power 12 850W | CorsairRM1000e |
|---|---|---|
| Power | ||
| Wattage | 850W | 1000W+18% |
| Efficiency | 80+ Platinum+25% | 80+ Gold |
| ATX Version | ATX 3.0 | ATX 3.0 |
| Design | ||
| Modular | Full | Full |
| Fan Size | 135 mm | 120 mm |
| Depth | 160 mm | 150 mm |
| Connectors | ||
| SATA Connectors | 9 | N/A |
| PCIe Connectors | 5 | N/A |
| Features | ||
| 12VHPWR Connector | Yes | Yes |
| Warranty | 10+43% | 7 |
| Price | ||
| MSRP | $160−6% | $170 |
| Release Date | Jul 2023 | Mar 2023 |