Between the MX Keys S and Halo65, the MX Keys S comes out ahead in size, while the Halo65 wins on hot-swappable. Overall, the MX Keys S scores 44.3 and the Halo65 scores 44.3 on our Mars Score.
Which should you buy?
These two are evenly matched on the broad strokes, with the decision sitting on which individual spec advantages weigh more for your use.
Pick the MX Keys S if you care most about size. The biggest gaps in its favor are size.
Pick the Halo65 if you care most about hot-swappable. Its strongest claims are hot-swappable.
Both ship with comparable wireless, polling rate, rotary knob, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Logitech - MX Keys S wins
- ▲Size: Full (vs 65%).
Why NuPhy - Halo65 wins
- ▲Has Hot-swappable.
Spec comparison
Switches
| Spec | Logitech - MX Keys S | NuPhy - Halo65 |
|---|---|---|
| Switch type | Scissor | Gateron G Pro |
| Hot-swappable | false | truelead |
Layout & Build
| Spec | Logitech - MX Keys S | NuPhy - Halo65 |
|---|---|---|
| Size | Fulllead | 65% |
| RGB | false | truelead |
| Rotary knob | false | false |
| Case material | Plastic | Plastic |
Connectivity
| Spec | Logitech - MX Keys S | NuPhy - Halo65 |
|---|---|---|
| Wireless | true | true |
| 2.4 GHz | false | truelead |
| Battery | 240 hlead | 100 h |
| Polling rate | 1000 Hz | 1000 Hz |
Frequently asked
Spec-level deep dives
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