Between the K70 MAX and MX Keys S, the K70 MAX comes out ahead in polling rate and rotary knob, while the MX Keys S wins on wireless. Overall, the K70 MAX scores 95 and the MX Keys S scores 44.3 on our Mars Score.
Which should you buy?
The K70 MAX is the clear pick on raw spec strength, leading by 50.7 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the K70 MAX if you care most about polling rate and rotary knob. The biggest gaps in its favor are polling rate, rotary knob.
Pick the MX Keys S if you care most about wireless. Its strongest claims are wireless.
Both ship with comparable size, hot-swappable, so those specs don't separate the two — focus on the differences below.
Bottom line: the K70 MAX is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Corsair - K70 MAX wins
- ▲Polling rate — 700.00% more. 8000 Hz vs 1000 Hz.
- ▲Has Rotary knob.
Why Logitech - MX Keys S wins
- ▲Wireless: true (vs false).
Spec comparison
Switches
| Spec | Corsair - K70 MAX | Logitech - MX Keys S |
|---|---|---|
| Switch type | MGX Magnetic | Scissor |
| Hot-swappable | false | false |
Layout & Build
| Spec | Corsair - K70 MAX | Logitech - MX Keys S |
|---|---|---|
| Size | Full | Full |
| RGB | truelead | false |
| Rotary knob | truelead | false |
| Case material | Aluminum | Plastic |
Connectivity
| Spec | Corsair - K70 MAX | Logitech - MX Keys S |
|---|---|---|
| Wireless | false | truelead |
| 2.4 GHz | false | false |
| Battery | 0 h | 240 hlead |
| Polling rate | 8000 Hzlead | 1000 Hz |
Spec-level deep dives
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