Description
The Keychron K3 Max is a low-profile wireless mechanical keyboard with a 75% layout, offering a sleek and compact design without compromising functionality. It supports 2.4 GHz wireless, Bluetooth 5.1, and wired connections, allowing seamless multitasking across multiple devices. With an impressive 1000 Hz polling rate in wired and 2.4 GHz modes, it ensures minimal latency for both work and gaming.
Built with QMK/VIA firmware, the K3 Max allows advanced customization, including key remapping and macros. It features Gateron low-profile mechanical switches, available in linear (red), tactile (brown), and clicky (blue) variants, ensuring a precise and responsive typing experience. The hot-swappable design further enhances personalization, letting users swap switches effortlessly.
The aluminum frame provides durability, while double-shot PBT keycaps ensure longevity. An IXPE acoustic foam layer enhances typing comfort and sound dampening. With RGB backlighting offering 22 effects, users can fine-tune brightness, hue, and speed to match their style.
Designed for both Mac and Windows, it includes swappable keycaps for each OS. Weighing only 525g, the ultra-slim form factor makes it highly portable, while adjustable typing angles ensure ergonomic support. The 1550mAh battery provides long-lasting wireless performance, making the K3 Max an excellent choice for professionals and gamers alike.
Specifications
General
- Layout: 75% (84 keys)
- Switches: Gateron Low-Profile Mechanical (Red, Blue, Brown)
- Switch Face: North-facing
- Multimedia Keys: 12
- Frame Material: ABS + Aluminum
- Keycap Material: Low-profile Double-shot PBT
- Layout Standard: ANSI
Connectivity
- Connection Modes: 2.4 GHz Wireless / Bluetooth 5.1 / Wired (USB-C)
- Bluetooth Device Name: Keychron K3 Max
- Multi-Device Pairing: Up to 3 devices via Bluetooth
- Polling Rate:
- 2.4 GHz & Wired Mode: 1000 Hz
- Bluetooth Mode: 90 Hz
- Compatible Systems: macOS / Windows / Linux
Battery & Power
- Battery Capacity: 1550mAh Rechargeable Li-Polymer
- Wireless Working Time:
- Backlight Off: Up to 73 hours
- RGB Backlight (Lowest Brightness): Up to 42 hours
Features
- Firmware: QMK/VIA
- N-Key Rollover (NKRO): Yes (Both Wireless & Wired)
- RGB Backlight: 22 RGB Effects (Customizable)
- Hot-Swappable: Yes (Supports Gateron Low-Profile Switches)
- Acoustic Dampening: IXPE Acoustic Foam + Latex Foam
- Redesigned Stabilizers: Improved Stability for Large Keys
- Adjustable Typing Angles: 2.5º / 4.2º / 6.5º
Physical Dimensions
- Dimensions: 306 x 116 mm (12.04 x 4.56″)
- Weight: 525g (1.16 lbs)
- Height (Without Keycap):
- Front: 11 mm (0.43″)
- Rear: 15 mm (0.59″)
- Height (With Keycap):
- Front: 17 mm (0.66″)
- Rear: 22 mm (0.86″)
Processor & Operating Environment
- MCU: ARM Cortex-M4 32-bit STM32F402 (256KB Flash)
- Operating Temperature: -10°C to 50°C
Versatile Connectivity for Maximum Efficiency
One of the standout features of the K3 Max is its tri-mode connectivity. The 2.4 GHz wireless mode provides a 1000 Hz polling rate, making it an excellent choice for competitive gaming with minimal latency. Meanwhile, Bluetooth 5.1 supports up to three devices simultaneously, enabling easy multitasking between laptops, tablets, and smartphones. For those who prefer a wired connection, the USB-C port ensures stable performance with the same high polling rate as the 2.4 GHz mode.
Ultra-Slim and Durable Build
The K3 Max is 31% slimmer than standard mechanical keyboards, thanks to its Gateron low-profile switches and aluminum body. This ultra-thin design makes it one of the thinnest mechanical keyboards available, perfect for portability without compromising on durability. The double-shot PBT keycaps further enhance longevity, providing excellent resistance against wear and oil buildup, ensuring a premium typing experience over time.
Hot-Swappable for Customization Without Limits
Customization is at the core of the Keychron K3 Max, as it features a hot-swappable design. This allows users to easily swap out low-profile Gateron switches without the need for soldering. Whether you prefer a linear (Red), tactile (Brown), or clicky (Blue) switch, you can fine-tune your typing experience to match your preference. The redesigned stabilizers also ensure reduced wobble and a more balanced feel for larger keys like the spacebar, Shift, Backspace, and Enter.
Immersive RGB Backlighting and Enhanced Typing Experience
The K3 Max features 22 types of RGB lighting effects, along with customizable hue, saturation, brightness, and effect speed settings. Whether you prefer a vibrant RGB display or a subtle white backlight, this keyboard offers a visually appealing experience. Additionally, the IXPE acoustic foam and latex foam dampen keystroke noise while enhancing comfort, making it an ideal choice for both work and gaming.
Optimized for macOS, Windows, and Linux
Unlike many mechanical keyboards that prioritize Windows compatibility, the K3 Max is fully optimized for macOS while remaining compatible with Windows and Linux. It comes with extra keycaps for Mac users, ensuring a seamless transition from traditional Mac keyboards while offering a familiar multimedia and function key layout. Users can also configure custom keymaps for different operating systems using the Keychron Launcher web app, accessible on Chrome, Edge, and Opera browsers.
Powerful Performance in a Compact Design
Despite its lightweight 525g build, the K3 Max is packed with power. It features an ARM Cortex-M4 32-bit STM32F402 MCU with 256KB Flash memory, enabling faster response times and improved stability. The 1550mAh rechargeable battery provides up to 73 hours of use with the backlight off, and up to 42 hours with RGB lighting enabled at the lowest brightness. With an ergonomic adjustable typing angle of 2.5º, 4.2º, and 6.5º, the K3 Max ensures long-lasting comfort for extended typing sessions.
