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Cooler Master MM731 vs Glorious Model O 2 Pro: Comparison
Cooler Master MM731 and Glorious Model O 2 Pro separate most on weight: Cooler Master MM731 at 49, Glorious Model O 2 Pro at 55, 12% in favour of Cooler Master MM731. They match on grip type, shape and buttons.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | Cooler Master | Glorious |
| Connectivity | Wireless (2.4GHz), Bluetooth | Wireless (2.4GHz) |
| Grip Type | Ambidextrous | Ambidextrous |
| Model | MM731 | Model O 2 Pro |
| Shape | Symmetrical, honeycomb | Symmetrical, honeycomb |
| Sensor Tier | High | Flagship |
| Buttons | 6 | 6 |
| Polling Rate | 1000 Hz | Up to 8000Hz |
| Weight | 49 | 55-12% |
| Sensor | PixArt PAW3370, up to 19,000 DPI | BAMF 2.0, up to 32,000 DPI |
| Switches | Optical | Glorious Optical Gen-2 |
| Battery | Up to 70 hours | Up to 100 hours |
Verdict
Cooler Master MM731
8 / 10 Expert Rating
One of the best value-for-weight wireless mice available; it just lacks the sensor polish of pricier flagships.
Glorious Model O 2 Pro
9 / 10 Expert Rating
Glorious's most complete flagship yet — the honeycomb shell finally comes with sensor and polling specs to match.




