Keychron Q11 Ultra vs Q12 MaxSplit or Southpaw?

Both keyboards offer 2.4 GHz and Bluetooth wireless connectivity. The Q11 Ultra uses Bluetooth 5.3 and features an 8000 Hz polling rate in 2.4 GHz and wired modes, while the Q12 Max uses Bluetooth 5.1 with a 1000 Hz polling rate in 2.4 GHz and wired modes. The Q11 Ultra also eliminates the need for a tethering cable between the two split halves.

Yes, both keyboards support extensive customization. The Q11 Ultra uses ZMK firmware and can be configured via the Keychron Launcher web app. The Q12 Max supports open-source QMK firmware with VIA compatibility and also works with the Keychron Launcher. Both allow full key remapping, macros, and shortcut creation.

The Q11 Ultra is more travel-friendly at 1724 grams, compared to the Q12 Max at 2195 grams. The Q11 Ultra's split design also allows each half to be packed separately, potentially fitting into smaller spaces in a bag. The Q12 Max's heavier weight and larger dimensions make it less suited for frequent movement.

Yes, both the Q11 Ultra and Q12 Max support hot-swappable switches. They are compatible with 3-pin and 5-pin MX-style mechanical switches, allowing you to change switches without soldering. The Q11 Ultra comes with Keychron Silk POM switches, while the Q12 Max features Gateron Jupiter switches in the fully assembled version.

Both keyboards are designed with sound dampening in mind. The Q11 Ultra uses a multi-layer system including IXPE foam, PET film, latex bottom foam, and bottom case acoustic foam. The Q12 Max features a double-gasket design with silicone pads and premium acoustic foams (IXPE, PET, Latex). User reviews suggest both produce satisfying acoustics, with the Q11 Ultra described as 'thockier' than its wired version.

The southpaw layout moves the numpad to the left side, which some users find very intuitive for keeping the mouse hand free. However, it also changes the locations of keys like Home, End, PgUp, and PgDn, and removes the dedicated Ins key. One reviewer noted that touch typists who switch between this keyboard and a standard layout may struggle with the non-standard positions.

The Q11 Ultra has a significantly higher maximum polling rate of 8000 Hz in both wired and 2.4 GHz wireless modes. The Q12 Max offers a 1000 Hz polling rate in wired and 2.4 GHz modes. For competitive gaming where every millisecond counts, the Q11 Ultra provides a clear advantage.

Yes, both the Q11 Ultra and Q12 Max include a knob. The Q11 Ultra features an 'All New Knob Design' as described by Keychron, while the Q12 Max also has a knob. Users of the Q12 Max have described the knob as solid and clicky.

The Q11 Ultra with its split design is specifically engineered for ergonomic comfort, allowing you to position each half at shoulder width to reduce muscle strain. The Q12 Max's southpaw layout also helps by centering the keyboard and keeping the mouse closer, but it does not offer the same degree of hand placement flexibility as a true split keyboard.

Yes, both keyboards are compatible with macOS, Windows, and Linux. Each comes with a system toggle switch and an additional set of customized keycaps for both Windows and macOS. The Q11 Ultra and Q12 Max allow you to save two different layouts on the keyboard, one for each operating system.

Both keyboards use KSA (Keychron Spherical-Angle) profile double-shot PBT keycaps. These keycaps are described as oil-resistant and durable for long-term use. The Q12 Max also notes OSA double-shot PBT keycaps as an option, and offers Cherry profile keycaps as an accessory.

The Q12 Max has a slightly better battery life, with up to 180 hours of use with the backlight off (up to 100 hours with RGB at lowest brightness). The Q11 Ultra offers up to 160 hours of wireless working time. Both have a 4000 mAh rechargeable li-polymer battery.