Keychron K1 Pro vs K2Low Profile vs Compact 75%

The K1 Pro supports wireless mode with a 90 Hz polling rate as specified by the manufacturer. For low latency gaming, the wired mode with 1000 Hz polling is recommended. N-Key Rollover works in both wireless and wired modes, ensuring all key presses are registered.

No, the Keychron K2 does not support QMK or VIA firmware based on the available specifications. It is a pre-built keyboard with standard key functions. The K2 is best suited for users who do not need custom macro programming.

The Keychron K2 has a larger 4000mAh battery, and the vendor states it can last up to 2 months on a single charge for the non-backlight version. The K1 Pro has a 2000mAh battery, so the K2 offers significantly longer runtime between charges.

Yes, the K1 Pro offers a hot-swappable version that allows you to change Gateron low profile mechanical switches without soldering. The manufacturer notes it is only compatible with Gateron low profile mechanical switches due to QMK support limitations, not optical switches.

The Keychron K2 uses ABS keycaps according to its specifications. The non-backlight version comes with standard ABS keycaps. Some versions may include shine-through PBT keycaps as noted in vendor descriptions for updated models.

Yes, the K1 Pro is fully compatible with both Mac and Windows. It includes a Mac layout with dedicated function keys and keycaps for both operating systems. The Keychron Launcher web app also works on macOS, Windows, and Linux.

The K1 Pro is generally better for programming due to its QMK and VIA support, which allows you to remap keys and create macros for coding workflows. It also has a Mac-compatible layout that many developers prefer. The K2 lacks firmware customization.

Yes, the Keychron K2 supports N-Key Rollover, but the vendor notes it is only available in wired mode, not wireless. This means you can press multiple keys simultaneously without missing inputs when connected via USB-C.

The K1 Pro is an 80% tenkeyless layout with 87 keys, while the K2 is a 75% layout with 84 keys. The K1 Pro is slightly wider but has a standard TKL layout, whereas the K2 is more compact with a column of function keys and navigation keys integrated.

The vendor description does not include a palm rest in the box for the K1 Pro. However, third-party palm rests are available that may fit its low profile design. The K2 has compatible Keychron silicone palm rests sold separately.

The Keychron K1 Pro is lighter at 580 grams and has slimmer dimensions of 8 x 346 x 119 mm, making it more portable than the K2 which weighs 794 grams. The K1 Pro's low profile design also reduces its overall thickness.

The vendor description for the K2 mentions it uses a Broadcom Bluetooth 5.1 chipset for the non-backlight version. Some updated versions may feature Bluetooth 5.2 as noted in marketing text, but this is not confirmed in the core specification data.