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Keychron K2 QMK Kabellose Mechanische Tastatur (ISO Layout) - Version 3

Keychron K2 V3

5.0 (1)
The Keychron K2 Version 3 is a compact 75% mechanical keyboard suited for users who want a versatile wireless and wired setup with strong customization options. It fits well for multitaskers who switch between multiple devices, Mac users seeking familiar key layouts, and hobbyists interested in programming and switch swapping. Its design balances portability with a solid typing experience.</p... Read more
Compare prices from $89.00 to $150
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Keychron K2 V3 75% Wireless QMK Mechanic...

Keychron K2 QMK Kabellose Mechanische Tastatur (ISO Layout) - Version 3
Amazon
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Keychron K2 QMK Wireless Mechanical Keyboard (Version 3)

Keychron K2 V3 - RGB Backlight Aluminum Frame / Keychron Super Switch (Hot-Swappable） / Red
Keychron
Ships to US
$119

Keychron K2 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

Keychron K2 V3 - RGB Backlight Aluminum Frame (Hot-swappable) / UK-ISO / Keychron Super Red
Keychron
Ships to US
$109

Keychron K2 QMK Kabellose Mechanische Tastatur (ISO Layout) - Version 3

Keychron K2 V3 - Weiße Hintergrundbeleuchtung / DE-ISO / Keychron Super Banana
Keychron (DE)
No shipping to US
$99
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Keychron K2 QMK US ANSI Layout Kabellose Mechanische Tastatur (Version 3)

Keychron K2 V3 - RGB-Hintergrundbeleuchtung / Keychron Super Switch (Hot-Swappable) / Braun
Keychron (DE)
No shipping to US
$124
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Compare Keychron K2 V3 vs Yunzii B75 Pro vs Nuphy Node75 High Profile Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Keychron K2 V3Yunzii B75 ProNuphy Node75 High Profile
84
Keychron K2 QMK Kabellose Mechanische Tastatur (ISO Layout) - Version 3
85
YUNZII B75 PRO DE&FR Wireless Mechanical Keyboard - ISO Layout
82
NuPhy Node75 High-profile
5.0 (1)
0.0 (0)
4.7 (36)
  • Has Linear, Tactile, Clicky switch options
  • Built with the ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ANSI layout standard
  • Supports VIA configuration
  • Uses a PCB Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Made with a Aluminum case
  • Features PC, PBT keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2024
  • Has Linear, Clicky, Tactile switch options
  • Built with the ISO, ANSI, Dvorak layout standard
  • Comes with a knob
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, connectivity
  • Runs at a 4000 Hz polling rate
  • Weighs about 937 g
  • Sized at 42 x 334 x 144 mm
  • Made with a Plastic case
  • Features PBT, PC keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Has Tactile, Linear, Clicky switch options
  • Built with the ANSI, ISO-DE, ISO-UK, ISO-FR, JIS, ISO layout standard
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Weighs about 827 g
  • Sized at 19 x 318 x 141 mm
  • Made with a ABS case
  • Features PBT keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
Scores
  • Performance: 81.8
  • Build Quality: 84.5
  • Productivity: 95.1
  • Customizability: 91.6
  • Portability: 80.1
Scores
  • Performance: 85
  • Build Quality: 72.3
  • Productivity: 91.2
  • Customizability: 78
  • Portability: 79.5
Scores
  • Performance: 77.6
  • Build Quality: 70.4
  • Productivity: 82.3
  • Customizability: 72.4
  • Portability: 78.8
Name
Keychron K2 V3
Name
Yunzii B75 Pro
Name
Nuphy Node75 High Profile
Release year
2025
Release year
2024
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Clicky, Tactile
Switch Options
Tactile, Linear, Clicky
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Size
75%
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ANSI
Layout Standard
ISO, ANSI, Dvorak
Layout Standard
ANSI, ISO-DE, ISO-UK, ISO-FR, JIS, ISO
Layout Ergonomics
Normal
Layout Ergonomics
Normal
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, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless,
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
4000 Hz
Polling Rate
1000 Hz
Battery capacity
4000 mAh
Battery capacity
4000 mAh
Battery capacity
4000 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
PCB Mount
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, South-face
Backlight
 
Rgb, North-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Plastic
Case Material
ABS
Keycaps Material
PC, PBT
Keycaps Material
PBT, PC
Keycaps Material
PBT
Dimensions
-
Dimensions
42 x 334 x 144 mm
Dimensions
19 x 318 x 141 mm
Weight
-
Weight
937g
Weight
827g
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Product Description

The Keychron K2 Version 3 is a compact 75% mechanical keyboard suited for users who want a versatile wireless and wired setup with strong customization options. It fits well for multitaskers who switch between multiple devices, Mac users seeking familiar key layouts, and hobbyists interested in programming and switch swapping. Its design balances portability with a solid typing experience.

Key Features

  • Connects to up to three devices via Bluetooth 5.2, allowing seamless switching between laptop, phone, and tablet.
  • Wired USB Type-C connection offers low-latency input for gaming or intensive tasks.
  • Open-source QMK firmware and Keychron Launcher app enable extensive key remapping, macros, and custom layouts.
  • Optional hot-swappable version supports easy switch replacement without soldering, compatible with most 3-pin and 5-pin MX-style switches.
  • North-facing RGB backlighting with multiple effects and adjustable brightness for visibility in various lighting conditions.

Build Quality

  • Available in plastic or aluminum frame, providing a balance between weight and durability.
  • Plate-mounted stabilizers reduce key wobble on larger keys, with screw-in stabilizers on hot-swappable models for smoother feel.
  • Double-shot PBT keycaps with Cherry profile offer durable, oil-resistant surfaces for long-term use.
  • Acoustic foams in non-black versions improve sound dampening and typing feedback; black fully assembled version lacks these enhancements.

Typing Experience

  • Pre-lubed Keychron Super switches (red, brown, banana) provide smooth, consistent keystrokes suited for typing and gaming.
  • Three adjustable typing angles (5º, 9º, 13º) and curved keycaps support ergonomic wrist positioning.
  • Sound absorbing foams reduce noise and enhance key response in select versions.

Compatibility and Layout

  • Includes keycaps for both macOS and Windows, with multimedia keys matching Apple layouts for Mac users.
  • Supports macOS, Windows, and Linux operating systems with customizable keymaps for each.
  • Available in ANSI and several ISO layouts including UK, Nordic, German, and Swiss variants.

Trade-offs

  • Black fully assembled version is not hot-swappable and lacks sound-absorbing foam, limiting customization and acoustic benefits.
  • Bluetooth polling rate is lower (125Hz) than wired mode (1000Hz), which may affect responsiveness in wireless gaming.
  • Battery life varies significantly depending on backlight usage, with around 100 hours at lowest RGB brightness.

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