Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Glorious - Model O 2 Pro | Razer - Cobra Pro |
|---|---|---|
| Polling rate | 4000 Hz | 1000 Hz |
| Battery | 80 h | 170 h |
| Weight | 57 g | 77 g |
| Max DPI | 26000 | 30000 |
| Buttons | 6 | 10 |
Between the Model O 2 Pro and Cobra Pro, the Model O 2 Pro comes out ahead in polling rate / weight, while the Cobra Pro wins on battery / max dpi. Overall, the Model O 2 Pro scores 68.6 and the Cobra Pro scores 61.5 on our Mars Score.
Which should you buy?
The Model O 2 Pro edges ahead on the Mars Score (68.6 vs 61.5), but the 7.1-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Model O 2 Pro if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are polling rate, weight. The single most decisive one: Polling rate — 300.00% more. 4000 Hz vs 1000 Hz.
Pick the Cobra Pro if you care most about battery / max dpi. Its strongest claims are battery, max dpi, buttons. The single most decisive one: Battery — 112.50% more. 170 h vs 80 h.
Both ship with comparable wireless, so those specs do not separate the two — focus on the differences below.
Bottom line: the Model O 2 Pro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Glorious - Model O 2 Pro or Razer - Cobra Pro?
Glorious - Model O 2 Pro leads the current Mars Score by 7.1 points.The more useful decision is the trade-off behind that result: compare max dpi, polling rate, weight against the way you will actually use the product.
Choose Glorious - Model O 2 Pro if…
Glorious - Model O 2 Pro has the measurable edge on polling rate hz, weight g.
Choose Razer - Cobra Pro if…
Razer - Cobra Pro has the measurable edge on battery h, max dpi, button count.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Glorious - Model O 2 Pro wins
- ▲Polling rate — 300.00% more. 4000 Hz vs 1000 Hz.
- ▲Weight — 20.00 g less. 57 vs 77.
Why Razer - Cobra Pro wins
- ▲Battery — 112.50% more. 170 h vs 80 h.
- ▲Max DPI — 15.38% more. 30000 vs 26000.
- ▲Buttons — 4.00 more. 10 vs 6.
Spec comparison
Sensor
| Spec | Glorious - Model O 2 Pro | Razer - Cobra Pro |
|---|---|---|
| Max DPI | 26000 | 30000lead |
| Max IPS | 650 | 750lead |
| Polling rate | 4000 Hzlead | 1000 Hz |
Design
| Spec | Glorious - Model O 2 Pro | Razer - Cobra Pro |
|---|---|---|
| Weight | 57 glead | 77 g |
| Buttons | 6 | 10lead |
| Shape | Symmetrical | Symmetrical |
Connectivity
| Spec | Glorious - Model O 2 Pro | Razer - Cobra Pro |
|---|---|---|
| Wireless | true | true |
| Battery | 80 h | 170 hlead |