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NuPhy Air75

Nuphy Air75 Mechanical Keyboard

The NuPhy Air75 is a compact 75% wireless mechanical keyboard designed for users who want a slim profile with versatile connectivity and easy switch customization. It suits multitaskers needing to switch between multiple devices, typists who prefer low-profile keys, and hobbyists who value hot-swappable switches without soldering. Its Mac and Windows compatibility also makes it a flexible option for mixed OS environments.</p... Read more
Compare prices from $99.95 to $148
Details
Specification
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Compare Nuphy Air75 vs Nuphy Air75 V2 vs Keychron K3 Max Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Nuphy Air75Nuphy Air75 V2Keychron K3 Max
-29% off
72
NuPhy Air75
92
NuPhy Air75 V2 - Lunar Gray
94
Keychron K3 Max QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection
0.0 (0)
0.0 (0)
4.7 (8)
  • Released in 2021
  • Has Low-Profile switch options
  • Uses a Tray Mount mounting style
  • Equipped with a 2500 mAh battery
  • Weighs about 523 g
  • Sized at 16 x 316 x 132 mm
  • Made with a Aluminum, Plastic case
  • Has Low-Profile Mechanical, Linear, Tactile switch options
  • Equipped with a 4000 mAh battery
  • Weighs about 598 g
  • Sized at 14 x 317 x 133 mm
  • Made with a Aluminum, Plastic, ABS case
  • Has Tactile, Linear, Clicky switch options
  • Built with the ISO, ISO-UK, ISO-DE, ISO-Nordic, ISO-SW, ANSI layout standard
  • Offers Normal ergonomics
  • Includes screw-in stabilizers
  • Uses a Plate Mount mounting style
  • Equipped with a 1550 mAh battery
  • Weighs about 580 g
  • Sized at 22 x 306 x 116 mm
  • Made with a ABS, Aluminum, Wood, Plastic case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 74.3
  • Build Quality: 68.9
  • Productivity: 76.3
  • Customizability: 66.9
  • Portability: 80
Scores
  • Performance: 80.8
  • Build Quality: 79.8
  • Productivity: 88.7
  • Customizability: 95.3
  • Portability: 79.3
Scores
  • Performance: 80.9
  • Build Quality: 86.5
  • Productivity: 94.4
  • Customizability: 92.3
  • Portability: 77.2
Name
Nuphy Air75
Name
Nuphy Air75 V2
Name
Keychron K3 Max
Release year
2021
Release year
2023
Release year
2023
Switch Options
Low-Profile
Switch Options
Low-Profile Mechanical, Linear, Tactile
Switch Options
Tactile, Linear, Clicky
Profile
Low Profile
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-Nordic, ISO-SW, ANSI
Layout Ergonomics
Low Profile
Layout Ergonomics
Low Profile
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
2500 mAh
Battery capacity
4000 mAh
Battery capacity
1550 mAh
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Tray Mount
Mount Style
-
Mount Style
Plate Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum, Plastic
Case Material
Aluminum, Plastic, ABS
Case Material
ABS, Aluminum, Wood, Plastic
Keycaps Material
PBT
Keycaps Material
PBT
Keycaps Material
PBT, ABS
Dimensions
16 x 316 x 132 mm
Dimensions
14 x 317 x 133 mm
Dimensions
22 x 306 x 116 mm
Weight
523g
Weight
598g
Weight
580g
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let me know
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Product Description

The NuPhy Air75 is a compact 75% wireless mechanical keyboard designed for users who want a slim profile with versatile connectivity and easy switch customization. It suits multitaskers needing to switch between multiple devices, typists who prefer low-profile keys, and hobbyists who value hot-swappable switches without soldering. Its Mac and Windows compatibility also makes it a flexible option for mixed OS environments.

Key Features

  • Ultra-slim design at 16mm thickness offers a low typing angle and minimal desk footprint.
  • Hot-swappable Gateron low-profile mechanical switches allow easy switch replacement or upgrades without soldering.
  • Supports up to four devices via 2.4G wireless, Bluetooth 5.0, or USB-C wired connection, enabling seamless multitasking.
  • Built-in 2500mAh battery provides up to 48 hours of use per charge under lab conditions.
  • RGB backlight with 21 effects and side lighting can be customized through software for visual feedback and aesthetics.

Build Quality

  • Aluminum frame combined with ABS bottom case balances durability and weight.
  • Keycaps are made from thin, spherical PBT plastic, which resists shine and wear better than ABS keycaps.
  • Magnetic adjustable feet offer two typing angles (3.5º and 6.5º) for ergonomic preference.

Typing Experience

  • Low-profile Gateron switches provide shorter travel and lighter actuation force, suitable for faster typing and reduced finger fatigue.
  • Three switch options (linear, tactile, clicky) accommodate different typing preferences.
  • Hot-swappable design encourages experimentation with switch types or easy replacement of worn switches.

Connectivity and Compatibility

  • Multiple connection modes support flexible use across devices and platforms including macOS, Windows, Android, and iOS.
  • Mac-specific key layout and multimedia shortcuts improve integration for Apple users.
  • Compatible with many laptop models via the included magnetic feet, though some newer MacBook Pro models with M1 Pro/Max chips are not supported.

Trade-offs

  • The ultra-slim profile may reduce key travel and tactile feedback compared to full-height mechanical keyboards, which some users might find less satisfying.
  • Battery life, while sufficient for typical daily use, may require frequent charging under heavy wireless use.
  • Limited compatibility with the latest M1 Pro/Max MacBook Pro models restricts use as a laptop stand keyboard for those devices.

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