NuPhy Air75 V2 vs Keychron K3 Max - Comparison of two low-profile keyboards
In the world of low-profile mechanical keyboards, two models stand out from the competition - the Keychron K3 Max and NuPhy Air75 V2. Both offer advanced functionality, elegant design and exceptional ergonomics. However, they differ in several key aspects that may influence your choice.
Keychron K3 Max - minimalist elegance with additional features

The Keychron K3 Max is a keyboard with a compact layout of 75%, which means no number section, but retaining full functionality. Its low-profile Gateron switches provide fast and quiet typing, making it ideal for both work and gaming.

Key features:
- Connectivity: Supports Bluetooth 5.1, 2.4 GHz and wired connection via USB-C.
- Battery: The 1550 mAh battery provides up to 78 hours of backlight-free operation.
- Backlighting: 22 RGB modes to personalize the look of the keyboard.
- Compatibility: Works with Windows, macOS and Linux systems.
- Additional features: 12 multimedia keys, which increases the functionality of the keyboard.
NuPhy Air75 V2 - slim design with advanced personalization

The NuPhy Air75 V2 is a keyboard that combines a slim design with advanced functionality. Its low-profile Gateron Moss switches offer balanced tactile characteristics, ideal for those who prefer a tactile trigger point.
Key features:
- Connectivity: Bluetooth 5.1, 2.4 GHz and USB-C.
- Battery: The 4,000 mAh capacity provides up to 220 hours of backlight-free operation.
- Backlighting: 40 RGB modes, fully customizable.
- Compatibility: MacOS, Windows, Linux, Android, iOS.
- Personalization: QMK/VIA support allows for advanced key mapping.
- Additional accessories: Additional keycaps and switches are included for further personalization.

Comparison - Keychron K3 Max vs NuPhy Air75 V2
Feature | Keychron K3 Max | NuPhy Air75 V2 |
---|---|---|
Switches | Low-profile Gateron | Low-profile Gateron Moss |
Battery | 1550 mAh | 4000 mAh |
Working time | Up to 78 hours (without backlight) | Up to 220 hours (without backlight) |
Backlight | 22 RGB modes | 40 RGB modes |
Compatibility | Windows, macOS, Linux | macOS, Windows, Linux, Android, iOS |
Personalization | Limited | Advanced (QMK/VIA) |
Multimedia keys | Yes (12 klawiszy) | Yes (12 klawiszy) |
Weight | 525 g | 598 g |
Choice depending on your needs
- Keychron K3 Max: Ideal for those looking for a compact keyboard with additional multimedia keys and simple operation.
- NuPhy Air75 V2: It will be perfect for users who prefer a slim design, advanced personalization and longer battery life.
Both keyboards offer high build quality and functionality, but the choice depends on the individual user's preferences.
Choose your keyboard
🎮 IQUNIX EZ63 vs Nuphy Field75 HE
Hall Effect magnetic switches are taking the keyboard world by storm. Until recently reserved mainly for enthusiasts and gamers looking for analog precision and lightning-fast response, today they are becoming increasingly available....
Magnetic Switches vs Mechanical Switches – Which One to Choose?
When choosing a gaming or work keyboard, many people face a dilemma: magnetic or mechanical switches? Both technologies have their fans and specific advantages, but they differ dramatically in terms of performance, responsiveness and customisation options. Check out our comparison and see which option best meets your needs....
Satechi Thunderbolt 4 Multimedia Pro Dock vs. CalDigit TS4 - Comparison of two flagship docking stations.
Choosing the right docking station can make a significant difference in your laptop experience. Two of the most popular models available on the market are the Satechi Thunderbolt 4 Multimedia Pro Dock and the CalDigit TS4 Thunderbolt Station 4. Both devices offer advanced features, but differ in terms of specifications, number of ports and purpose. Below is a detailed comparison of the two models.