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be quiet! Power Zone 2 850W vs Corsair RM750e: Comparison
be quiet! Power Zone 2 850W and Corsair RM750e separate most on warranty: be quiet! Power Zone 2 850W at 10 years, Corsair RM750e at 7 years, 30% in favour of be quiet! Power Zone 2 850W. Hold-Up Time splits them by another 21%, again favouring be quiet! Power Zone 2 850W. They match on 10 other specifications, including atx standard, form factor and single +12v rail. On price, Corsair RM750e sits at $89.99 against $124.99 for be quiet! Power Zone 2 850W.
Specs
| Specification |  |  |
|---|---|---|
| Brand | be quiet! | Corsair |
| Wattage | 850 W | 750 W-12% |
| 80 PLUS Rating | Platinum | Gold |
| ATX Standard | ATX 3.1 | ATX 3.1 |
| Form Factor | ATX | ATX |
| Single +12V Rail | Yes | Yes |
| Cybenetics Efficiency | Platinum | Gold |
| Cybenetics Noise | A+ | A |
| PCIe CEM Standard | PCIe 5.1 | PCIe 5.1 |
| 12V-2x6 Connectors | 1 | 1 |
| Hold-Up Time | 21.1 ms | 16.7 ms-21% |
| Zero-RPM Mode | Yes | Yes |
| Sleeved Cables | Yes | No |
| Connector Count | 1x 24-pin ATX, 1x EPS 4+4, 1x EPS 8-pin, 1x P4, 1x 12V-2x6 (600W), 3x PCIe 6+2-pin, 7x SATA, 1x Molex | 1x 24-pin ATX, 2x EPS 4+4, 1x 12V-2x6, 6x SATA, 2x Molex |
| Fan Size | 140 mm | 120 mm |
| Fan Model / Bearing | Pure Wings 3 140mm (BQ PUW3-14025-HR), rifle bearing | Rifle |
| OEM / Platform | FSP | HEC |
| EPS 8-pin Connectors | 2 | 2 |
| SATA Connectors | 7 | 6 |
| Molex Connectors | 1 | 2 |
| Cable Lengths | ATX 590mm, EPS 700mm, PCIe 600mm, 12V-2x6 600mm, SATA 550+150+150+155mm and 500+150+150mm | 24-pin 610mm, EPS 750-850mm, 12V-2x6 650mm |
| Length | 160 mm | 140 mm |
| Colour | Black | Black |
| MTBF | 100000 hours | 100000 hours |
| Modularity | Fully Modular | Fully Modular |
| Protections | OTP, OCP, OPP, SCP, OVP, UVP, SIP | OCP, OVP, OPP, SCP, OTP, UVP |
| Warranty | 10 years | 7 years-30% |
| Model | Power Zone 2 850W | RM750e |
| Typical Price | $124.99 | $89.99 |
| Source URL | https://www.bequiet.com/en/powersupply/5764 | https://www.corsair.com/us/en/p/psu/cp-9020295-na/rme-series-rm750e-fully-modular-low-noise-atx-power-supply-cp-9020295-na |
Price comparison
| Retailer | be quiet! Power Zone 2 850W | Corsair RM750e |
|---|---|---|
| Consumercarts listing | $124.99 View on Consumercarts listing | |
| Amazon | $89.99 View on Amazon | |
| Newegg | View on Newegg |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Corsair RM750e
8 / 10 Expert Rating
The quietest thing at this money by a real margin, but MSI gives you a better fan, more cables and three more years of warranty for five dollars.
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