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Compare Keychron K3 Pro vs K3 QMK V3 Differences Side by Side

This comparison is for buyers seeking a low-profile 75% mechanical keyboard from Keychron who are torn between the established K3 Pro and the newer K3 QMK V3. Both share the same slim form factor, Bluetooth and wired connectivity, and QMK/VIA programmability. The decision is hard because the K3 Pro offers more variety in layout standards and keycap materials, while the K3 QMK V3 introduces enhanced acoustic foam and a Hall Effect switch option. Your final pick will likely come down to whether you prioritize customization breadth or acoustic refinement.

87
Keychron K3 Pro QMK/VIA Wireless Mechanical Keyboard ISO Layout Collection
77
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

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4.7 (52)
0.0 (0)
  • Released in 2022
  • Has Linear, Tactile, Clicky switch options
  • Built with the ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ANSI layout standard
  • Supports VIA configuration
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless, 2.4 GHz connectivity
  • Weighs about 930 g
  • Sized at 15 x 306 x 116 mm
  • Made with a Aluminum, Plastic, ABS case
  • Features ABS, PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2024
  • Has Tactile, Linear switch options
  • Built with the ISO, ISO-DE, ISO-Nordic, ISO-UK, ANSI layout standard
  • Utilizes Hall effect sensors
  • Uses a Plate Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Weighs about 540 g
  • Sized at 19 x 306 x 116 mm
  • Made with a ABS, Aluminum case
  • Features ABS keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
Scores
  • Performance: 81.1
  • Build Quality: 81.5
  • Productivity: 80
  • Customizability: 89.3
  • Portability: 77.2
Scores
  • Performance: 84.6
  • Build Quality: 71.5
  • Productivity: 74
  • Customizability: 79.4
  • Portability: 77.6
Name
Keychron K3 Pro
Name
Keychron K3 QMK V3
Release year
2022
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Tactile, Linear
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ANSI
Layout Standard
ISO, ISO-DE, ISO-Nordic, ISO-UK, ANSI
Layout Ergonomics
Normal
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, Wired, Wireless, 2.4 GHz
Connection
Bluetooth, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
1550 mAh
Battery capacity
1550 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
Tray Mount
Mount Style
Plate Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face, White, North-face
Backlight
 
Rgb, North-face
Case Colors
Case Colors
Case Material
Aluminum, Plastic, ABS
Case Material
ABS, Aluminum
Keycaps Material
ABS, PBT
Keycaps Material
ABS
Dimensions
15 x 306 x 116 mm
Dimensions
19 x 306 x 116 mm
Weight
930g
Weight
540g
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Pros and Trade-offs

If your priority is a customizable typing experience with broad compatibility for keycaps and regional layouts, the K3 Pro is the better choice. If you value a quieter, lighter keyboard for travel or office use, the K3 QMK V3 offers distinct advantages. Your final decision hinges on whether acoustic foam and reduced weight outweigh more layout and material options.

Keychron K3 Pro

  • +Available in a wider range of ISO layouts, including JIS, and ANSI standard.
  • +Comes with either ABS shine-through or PBT double-shot keycaps for different durability and feel.
  • +South-facing RGB prevents interference with Cherry-profile and other alternative keycaps.
  • +Includes both Linear and Clicky switch options for varied tactile and audio feedback.
  • +Higher build quality and customizability scores based on user reviews and features.
  • −Heavier at 930g, making it less portable than the K3 QMK V3.
  • −Lacks the enhanced acoustic foam layers found in the K3 QMK V3.
  • −No Hall Effect switch option which may limit some advanced sensing capabilities.
  • −Reviews mention a resonance sound and insufficient backlighting on bottom symbols.

Keychron K3 QMK V3

  • +Lighter weight (540g) and thinner profile (19mm front height) for better portability.
  • +Equipped with IXPE, EPDM, and latex acoustic foams for a quieter typing experience.
  • +Offers a Hall Effect switch variant for potentially smoother and more durable key presses.
  • +Bluetooth 5.2 for improved wireless connectivity and battery efficiency.
  • +Higher polling rate on wireless mode (90 Hz) is specified, offering more detail than the K3 Pro.
  • −Only available in ISO layouts, no ANSI or JIS options.
  • −Keycaps are limited to shine-through ABS, which may show wear sooner than PBT.
  • −Reviews suggest a built-in positive tilt that some users find less comfortable for typing.
  • −Some users report a weak tactile feedback from the Low Profile 2.0 switches.

Which Keyboard Is Better for Your Needs?

The K3 Pro wins for gaming due to its south-facing RGB and switch variety, and for programming thanks to wider layout support and PBT keycaps. Modders will appreciate the K3 Pro's greater customizability. The K3 QMK V3 takes the lead for office and travel use because of its lighter weight and acoustic foam for quieter typing. For content creation, both keyboards offer similar productivity features, making it a tie.

GamingKeychron K3 Pro
  • •South-facing RGB avoids interference with thicker keycaps for a cleaner look during gameplay.
  • •Available with both Linear and Clicky switch options to suit different gaming preferences.
  • •1000 Hz polling rate on wired mode ensures responsive performance.
OfficeKeychron K3 QMK V3
  • •Enhanced IXPE, EPDM, and latex acoustic foams reduce typing noise for a quieter office environment.
  • •Lighter weight (540g vs 930g) makes it easier to move between desks or take to meetings.
ProgrammingKeychron K3 Pro
  • •Offers more layout options (ISO-JP, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ANSI) to match regional programmer preferences.
  • •PBT keycap option provides better oil resistance and durability for heavy daily use.
  • •QMK and VIA support allow deep key remapping and macro creation.
TravelKeychron K3 QMK V3
  • •Significantly lighter at 540g compared to the K3 Pro's 930g, reducing carry weight.
  • •Thinner front height (19mm with keycaps) makes it easier to slip into a bag.
  • •Bluetooth 5.2 for reliable wireless connection while on the move.
ModdingKeychron K3 Pro
  • •South-facing RGB provides better compatibility with alternative keycap profiles without interference.
  • •PBT keycaps are more resistant to wear and shine from frequent swapping.
  • •Tray mount and plate mount options offer more flexibility for modding experiments.
  • •Higher customizability score reflects greater potential for personalization.
Content CreationTie
  • •Both have 75% layout that frees up desk space for a graphics tablet or editing panels.
  • •Both support QMK for creating custom shortcuts for video editing and design software.
  • •Both feature multi-media keys and Mac/Windows support for cross-platform workflows.

Frequently Asked Questions (FAQ)

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