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Pick two boards from the directory and see how they differ.
Shaded rows are where they differ.
| Spec |  Keychron Keychron K3 Max $90–$110 “K3 Max, from Keychron's store” |  Keychron Keychron K3 Max SE $105 “K3 Max SE, from Keychron's store” |
|---|---|---|
| Price , different | $90–$110 | $105 |
| Size | 75% | 75% |
| Type | Pre-built | Pre-built |
| Connectivity | Wireless + Wired | Wireless + Wired |
| Released , different | 2023 | 2026 |
| Mounting | Integrated Plate | Integrated Plate |
| Case , different | ABS with aluminum frame | ABS + Wood |
| Colors , different | Black, White, White Gray | Black |
| Weight , different | 525 g | 566 g +/- 10 g |
| Dimensions , different | 306 x 116 mm | 318.62 x 126 mm |
| Typing angle | Not listed | Not listed |
| Front height | Not listed | Not listed |
| Switches | Low Profile | Low Profile |
| Profile | Low Profile | Low Profile |
| Keycaps , different | Low-profile double-shot PBT | LSA double-shot PBT keycaps, not shine-through |
| PCB | Hot-swap | Hot-swap |
| Plates , different | Not listed | Aluminum |
| Battery , different | 1550 mAh, up to 73 hours | 1550 mAh, up to 120 hours |
| Compatible switches | Keychron low-profile | Keychron low-profile |
| Software , different | QMK, VIA, Keychron Launcher | QMK, Keychron Launcher |
| NKRO | Yes | Yes |
| RGB | Yes | Yes |
| Features | 75% layout, Tri-mode, Hot-swap, QMK/VIA, Low profile | 75% layout, Tri-mode, Hot-swap, QMK/VIA, Low profile |
| Good for , different | Travelers who want a thin, dongle-equipped 75% QMK/VIA users who need a low-profile board People who split time between a PC and a tablet | Travelers who want a slim 75% with a premium look QMK users who want a long battery rating Typists who like POM switches |
| Skip if , different | Anyone who wants a rich, deep sound Gamers who want 8 kHz or Hall-effect features Buyers who want an all-day desk board | Gamers who need 8 kHz polling Buyers who need verified reviews of this exact board Anyone who wants shine-through legends |
| Pros , different | 2.4 GHz at 1000 Hz, Bluetooth and wired (maker) SemiPro found the dongle connection stable QMK/VIA and PBT keycaps Foam improved sound slightly over the K3 Pro (SemiPro) Very thin and portable (Trusted Reviews) | Wood side panels and an aluminum plate (maker) Milk POM switches, hot-swappable 2.4 GHz at 1000 Hz, Bluetooth and wired Battery rated at 120 hours, longer than the K3 Max's 73 (maker) QMK firmware with a web Launcher |
| Cons , different | Stabilizer rattle, especially on the space bar (SemiPro) Shorter battery life than the K3 Pro (SemiPro); rated up to 73 hours by Keychron Low-profile switch and keycap compatibility is limited (Gadgetoid) Trusted Reviews says it is niche Thin build means no wrist rest comfort (Trusted Reviews) | No board-specific review was found 1000 Hz polling, where the K3 Ultra 8K offers 8 kHz Non-shine-through keycaps (maker) Stabilizer rattle on slim Keychron boards (SemiPro, on the K3 Max) Thin board with limited keycap compatibility |
| Research take , different | The thin travel board with a dongle. Stabilizers are a known weakness. | A refined K3 Max for QMK users. Evidence for this exact board is thin. |