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Keychron C3 Pro 8K QMK Wired Custom Mechanical Keyboard

Keychron C3 Pro Mechanical Keyboard

The Keychron C3 Pro is a wired mechanical keyboard designed for users who want a compact layout with customizable firmware. It suits hobbyists and professionals who prefer a 75% layout for saving desk space while retaining essential keys. The keyboard supports both Windows and macOS with included keycaps, making it versatile for multi-OS users. Its QMK/VIA firmware compatibility allows advanced key remapping and macro programming for tailored workflows.</p... Read more
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Keychron C3 Pro 8K QMK Wired Custom Mechanical Keyboard (US ANSI Layout)

Keychron (DE)
Keychron (DE)
No shipping to US
$80
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Keychron C3 Pro QMK/VIA Wired Mechanical Keyboard (US Layout)

Keychron (DE)
Keychron (DE)
No shipping to US
$75

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Compare Keychron C3 Pro vs Keychron V1 vs Keychron Lemokey X1 Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Keychron C3 ProKeychron V1Keychron Lemokey X1
89
Keychron C3 Pro 8K QMK Wired Custom Mechanical Keyboard
98
Keychron V1 QMK Custom Mechanical Keyboard
88
Lemokey X1 QMK/VIA Wired Mechanical Keyboard
4.5 (2)
2.4 (62)
0.0 (0)
  • Released in 2023
  • Uses a Gasket Mount mounting style
  • Runs at a 8000 Hz polling rate
  • Weighs about 912 g
  • Sized at 21 x 365 x 138 mm
  • Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
  • Released in 2022
  • Available in a 75% layout
  • Built with the ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK layout standard
  • Comes with a knob
  • Provides dedicated media keys
  • Weighs about 995 g
  • Sized at 18 x 149 x 329 mm
  • Made with a Plastic, ABS case
  • Offers Yes, Rgb, South-face, Rgb South-face, White, White South-face RGB lighting
  • Released in 2024
  • Weighs about 837 g
  • Sized at 37 x 357 x 129 mm
  • Features ABS keycaps
  • Offers Yes, North-face RGB lighting
Scores
  • Performance: 90.4
  • Build Quality: 81
  • Productivity: 90.8
  • Customizability: 88.9
  • Portability: 58
Scores
  • Performance: 91.3
  • Build Quality: 89.2
  • Productivity: 97.9
  • Customizability: 99.4
  • Portability: 64.5
Scores
  • Performance: 74.4
  • Build Quality: 83.5
  • Productivity: 95
  • Customizability: 89.1
  • Portability: 58.2
Name
Keychron C3 Pro
Name
Keychron V1
Name
Keychron Lemokey X1
Release year
2023
Release year
2022
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Size
80%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK
Layout Standard
ANSI
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
Wired, Wired only
Connection
Wired, Wired only
Connection
Wired, Wired only
Polling Rate
8000 Hz;1000 Hz
Polling Rate
1000 Hz;8000 Hz
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
-
Battery capacity
-
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
Gasket Mount
Mount Style
Tray Mount
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, North-face
Backlight
 
Rgb, South-face, White, White South-face
Backlight
 
North-face
Case Colors
Case Colors
Case Colors
Case Material
ABS, Plastic
Case Material
Plastic, ABS
Case Material
ABS, Plastic
Keycaps Material
PBT, ABS
Keycaps Material
PBT, ABS
Keycaps Material
ABS
Dimensions
21 x 365 x 138 mm
Dimensions
18 x 149 x 329 mm
Dimensions
37 x 357 x 129 mm
Weight
912g
Weight
995g
Weight
837g
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Product Description

The Keychron C3 Pro is a wired mechanical keyboard designed for users who want a compact layout with customizable firmware. It suits hobbyists and professionals who prefer a 75% layout for saving desk space while retaining essential keys. The keyboard supports both Windows and macOS with included keycaps, making it versatile for multi-OS users. Its QMK/VIA firmware compatibility allows advanced key remapping and macro programming for tailored workflows.

Key Features

  • 75% layout offers a balance between compact size and functionality, keeping arrow keys and navigation cluster accessible.
  • QMK/VIA firmware support enables deep customization of key functions and macros, beneficial for users who want personalized layouts.
  • Includes keycaps for both Windows and macOS, reducing the need for aftermarket replacements when switching operating systems.
  • Wired connection ensures stable input without latency concerns common in wireless setups.

Compatibility

  • Supports Windows and macOS out of the box, with dedicated keycaps for each OS.
  • Firmware compatibility with QMK and VIA allows users to customize keymaps extensively, useful for programmers and power users.

Trade-offs

  • Wired-only connectivity limits portability and desk cable management compared to wireless models.
  • Unknown details on build materials and typing acoustics may require user research or hands-on testing before purchase.
  • 75% layout may be less ideal for users who prefer full-size keyboards or smaller 60% layouts for maximum desk space saving.

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