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Compare Nuphy Air75 V2 vs Keychron K1 Pro Differences Side by Side

This comparison is for buyers deciding between two popular low-profile, QMK/VIA-compatible wireless keyboards. The decision is challenging because both offer hot-swappable switches, multi-device connectivity, and similar core features. The key differences lie in physical size, battery capacity, and the specific layout and accessory ecosystems each brand provides, making the choice highly dependent on individual workflow and portability needs.

91
NuPhy Air75 V2 - Lunar Gray
86
Keychron K1 Pro QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection

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0.0 (0)
5.0 (10)
  • Has Low-Profile Mechanical, Linear, Tactile switch options
  • Available in a 75% layout
  • Built with the ANSI layout standard
  • Offers Low Profile ergonomics
  • Has built-in sound dampening
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • 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
  • Features PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Has Linear, Tactile, Clicky switch options
  • Available in a 80% layout
  • Built with the ISO, ISO-DE, ISO-Nordic, ISO-UK, JIS, ISO-FR, ISO-ES, ISO-SW, ANSI layout standard
  • Offers Normal ergonomics
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 2000 mAh battery
  • Weighs about 580 g
  • Sized at 8 x 346 x 119 mm
  • Made with a Aluminum, Plastic, ABS, case
  • Features ABS, PBT keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face, White, White North-face RGB lighting
Scores
  • Performance: 79.8
  • Build Quality: 78.2
  • Productivity: 88.2
  • Customizability: 94.8
  • Portability: 81.1
Scores
  • Performance: 81.2
  • Build Quality: 79.8
  • Productivity: 79.8
  • Customizability: 89.2
  • Portability: 73
Name
Nuphy Air75 V2
Name
Keychron K1 Pro
Release year
2023
Release year
2023
Switch Options
Low-Profile Mechanical, Linear, Tactile
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
80%
Layout Standard
ANSI
Layout Standard
ISO, ISO-DE, ISO-Nordic, ISO-UK, JIS, ISO-FR, ISO-ES, ISO-SW, ANSI
Layout Ergonomics
Low Profile
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
4000 mAh
Battery capacity
2000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
-
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, North-face, White
Case Colors
Case Colors
Case Material
Aluminum, Plastic, ABS
Case Material
Aluminum, Plastic, ABS,
Keycaps Material
PBT
Keycaps Material
ABS, PBT
Dimensions
14 x 317 x 133 mm
Dimensions
8 x 346 x 119 mm
Weight
598g
Weight
580g
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Pros and Trade-offs

Your primary need should guide your choice. If maximum wireless battery life, a compact form for travel, and deep Mac integration are priorities, the Nuphy Air75 V2 is the better option. If you require dedicated navigation keys, extensive international layout support, or prefer a slightly larger typing area, the Keychron K1 Pro is the more suitable keyboard. Both are excellent, customizable low-profile boards, so the decision rests on these specific trade-offs.

Nuphy Air75 V2

  • +Larger 4000mAh battery for extended wireless use.
  • +More compact 75% layout (316mm length) for portability.
  • +Includes internal sound-dampening foams (plate poron, IXPE) and a silicone-treated spacebar.
  • +Offers specialized low-profile switches like Moss (tactile) and Cowberry (linear with short pre-travel).
  • +Comes with a wide range of official accessories like travel cases, wrist rests, and keycap sets.
  • −Only supports the ANSI layout standard.
  • −The vendor description lists a 125Hz polling rate for Bluetooth mode, which is lower than its 2.4GHz mode.
  • −Official accessory ecosystem, while extensive, adds to the total cost.

Keychron K1 Pro

  • +Supports a vast range of layout standards including ISO, ANSI, JIS, and multiple European ISO variants.
  • +80% layout provides dedicated navigation and function keys in a tenkeyless form.
  • +Vendor description highlights redesigned stabilizers for larger keys.
  • +Includes keycaps for both macOS and Windows layouts in the box.
  • +Can be found at a lower starting price point according to vendor listings.
  • −Smaller 2000mAh battery compared to the Air75 V2.
  • −Longer physical footprint (346mm) due to the 80% layout.
  • −The vendor page specifies a 90Hz polling rate for wireless mode.

Which Keyboard Is Better for Your Needs?

The Nuphy Air75 V2 holds advantages for gaming and travel due to its compact size, high-speed wireless, and large battery. The Keychron K1 Pro is a strong contender for programming thanks to its 80% layout with dedicated nav keys and extensive international layout support. For office use and modding, the keyboards are closely matched, offering similar core productivity and customization features. Content creators may lean towards the Air75 V2 for its Mac-specific shortcuts and sound-tuning details.

GamingNuphy Air75 V2
  • •The Air75 V2 offers a 1000Hz polling rate in its 2.4GHz wireless mode, according to its vendor page.
  • •It includes a Cowberry switch option with a 1.2mm pre-travel designed for rapid actuation.
  • •Its 75% layout saves desk space for larger mouse movements.
OfficeTie
  • •Both support multi-device Bluetooth connectivity for switching between computers.
  • •Both are listed as compatible with Windows and macOS systems.
  • •Each keyboard includes dedicated multimedia keys, with the K1 Pro listing 12 multimedia keys.
ProgrammingKeychron K1 Pro
  • •The Keychron K1 Pro's 80% layout includes dedicated navigation keys (Page Up/Down, etc.) without a full numpad.
  • •It supports a wide array of layout standards including ISO, ANSI, JIS, and several European ISO variants.
  • •The vendor description highlights its suitability for Mac layout users while maintaining Windows compatibility.
TravelNuphy Air75 V2
  • •The Air75 V2 is more compact (316mm long) compared to the K1 Pro (346mm long).
  • •It has a larger 4000mAh battery, which its vendor claims provides up to 220 hours of use with lights off.
  • •Nuphy offers dedicated travel accessories like the NuPack carrying case and NuFolio V3 laptop folio.
ModdingTie
  • •Both keyboards are hot-swappable, supporting switch changes without soldering.
  • •Both feature full QMK and VIA firmware support for key remapping and macro programming.
  • •Each brand sells a wide selection of aftermarket low-profile keycaps and switches.
Content CreationNuphy Air75 V2
  • •The Air75 V2 includes specific macOS shortcut keys for Spotlight, Dictation, and Launchpad.
  • •Its vendor description details internal sound-dampening features like plate poron and IXPE foam for a quieter typing experience.
  • •The inclusion of side RGB light bars can provide visual feedback for caps lock or battery status.

Frequently Asked Questions (FAQ)

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