Between the One 3 TKL and K2 Max, the One 3 TKL comes out ahead in size, while the K2 Max wins on wireless. Overall, the One 3 TKL scores 44.3 and the K2 Max 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 One 3 TKL if you care most about size. The biggest gaps in its favor are size.
Pick the K2 Max if you care most about wireless. Its strongest claims are wireless.
Both ship with comparable hot-swappable, 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 Ducky - One 3 TKL wins
- ▲Size: TKL (vs 75%).
Why Keychron - K2 Max wins
- ▲Wireless: true (vs false).
Spec comparison
Switches
| Spec | Ducky - One 3 TKL | Keychron - K2 Max |
|---|---|---|
| Switch type | Cherry MX | Gateron G Pro |
| Hot-swappable | true | true |
Layout & Build
| Spec | Ducky - One 3 TKL | Keychron - K2 Max |
|---|---|---|
| Size | TKLlead | 75% |
| RGB | true | true |
| Rotary knob | false | false |
| Case material | Plastic | Plastic |
Connectivity
| Spec | Ducky - One 3 TKL | Keychron - K2 Max |
|---|---|---|
| Wireless | false | truelead |
| 2.4 GHz | false | truelead |
| Battery | 0 h | 100 hlead |
| Polling rate | 1000 Hz | 1000 Hz |
Spec-level deep dives
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