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Compare Keychron K3 vs Q3 Differences Side by Side

This comparison is for buyers deciding between a compact wireless low-profile board and a heavier fully customizable workhorse. The Keychron K3 offers a 75% layout with Bluetooth 5.1, a slim aluminum body, and a 1550mAh battery. The Keychron Q3 is an 80% tenkeyless keyboard with a full CNC machined aluminum case, double-gasket design, support for QMK and VIA, and a programmable knob. The choice is difficult because both share hot-swappable switches and Mac/Win support, but they target very different priorities: portability vs build quality and customization depth.

65
Keychron K3 Ultra-slim Wireless Mechanical Keyboard FR-ISO Layout
97
Keychron Q3 QMK Custom Mechanical Keyboard

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0.0 (0)
4.7 (319)
  • Released in 2023
  • Has Tactile, Linear, Clicky switch options
  • Features a low-profile design
  • Available in a 75% layout
  • Built with the ISO-FR, ISO, ANSI layout standard
  • Uses a Plate Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 1550 mAh battery
  • Made with a Aluminum, ABS case
  • Offers Yes, Rgb, White, North-face, Rgb North-face RGB lighting
  • Released in 2022
  • Has Linear, Tactile, Clicky, Silent switch options
  • Available in a 80% layout
  • Built with the ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK layout standard
  • Comes with a knob
  • Supports QMK firmware
  • Supports VIA configuration
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Gasket Mount mounting style
  • Supports Wired, Wired only, connectivity
  • Runs at a 1000 Hz polling rate
  • Weighs about 2000 g
  • Sized at 20 x 137 x 365 mm
  • Made with a Aluminum case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 62.8
  • Build Quality: 61.7
  • Productivity: 66.7
  • Customizability: 69.5
  • Portability: 78.2
Scores
  • Performance: 71.8
  • Build Quality: 91
  • Productivity: 97.4
  • Customizability: 99.5
  • Portability: 57.5
Name
Keychron K3
Name
Keychron Q3
Release year
2023
Release year
2022
Switch Options
Tactile, Linear, Clicky
Switch Options
Linear, Tactile, Clicky, Silent
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
80%
Layout Standard
ISO-FR, ISO, ANSI
Layout Standard
ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK
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
Connection
Wired, Wired only,
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
1550 mAh
Battery capacity
-
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
Plate Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
Aluminum, ABS
Case Material
Aluminum
Keycaps Material
PBT, ABS
Keycaps Material
PBT, ABS
Dimensions
-
Dimensions
20 x 137 x 365 mm
Weight
-
Weight
2000g
*Something incorrect or missing? Please
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Pros and Trade-offs

For those who need a highly portable wireless keyboard for travel or a clutter-free desk, the Keychron K3 is the practical choice. However, if you prioritize build quality, customization, and a premium typing experience, the Keychron Q3 is the superior option. The Q3's all-aluminum construction, QMK/VIA support, and gasket mount make it a long-term investment for enthusiasts and professionals alike.

Keychron K3

  • +Ultra-slim low profile design with aluminum body for easy portability.
  • +Bluetooth 5.1 wireless connectivity supports pairing with multiple devices.
  • +1550mAh battery offers up to 34 hours of use at lowest brightness.
  • +Includes 17 extra keycaps and both Mac and Windows keycap sets.
  • +Hot-swappable low profile optical switches (optical version).
  • −Low profile optical switches are not compatible with standard MX switches.
  • −Plastic plate and plate mount construction limit sound and feel customization.
  • −No QMK or VIA support for advanced remapping.
  • −Typing angle fixed at 6 degrees with only two level adjustable feet.

Keychron Q3

  • +Full CNC machined 6063 aluminum case with double-gasket design.
  • +QMK and VIA support for complete key remapping and macro programming.
  • +Programmable aluminum knob for creative workflow shortcuts.
  • +Pre-lubed Gateron G Pro switches and screw-in PCB stabilizers.
  • +1000 Hz polling rate for low latency in gaming.
  • −Heavy at 2000 grams, not suitable for frequent travel.
  • −Wired only connectivity limits placement options.
  • −Steel plate adds weight and may feel stiff for some users.
  • −Larger 80% footprint compared to compact 75% boards.

Which Keyboard Is Better for Your Needs?

Across most use cases, the Keychron Q3 comes out ahead due to its robust construction and extensive customization. For gaming, the Q3's 1000 Hz polling rate and pre-lubed switches offer better performance. Office and programming users benefit from QMK/VIA support, a programmable knob, and a stable gasket mount. Modders will appreciate the Q3's hot-swappable PCB and barebones options. The K3 is the clear winner for travel, where its ultra-slim profile and Bluetooth connectivity provide unmatched portability. Content creators favor the Q3's knob and south-facing RGB for workflow flexibility.

GamingKeychron Q3
  • •1000 Hz polling rate out of the box for low latency.
  • •Gasket mount and steel plate provide a stable typing platform.
  • •Gateron G Pro switches are pre-lubed for smoother performance.
OfficeKeychron Q3
  • •Full aluminum CNC machined body offers a premium typing feel.
  • •Double-gasket design reduces metal resonance noise.
  • •Programmable knob enhances productivity for tasks like zoom or volume.
ProgrammingKeychron Q3
  • •QMK and VIA support allow full key remapping and macro creation.
  • •Screw-in PCB stabilizers provide stable and smooth big key presses.
  • •80% layout includes dedicated F-row and navigation keys.
TravelKeychron K3
  • •Ultra-slim low profile design is 40% slimmer than conventional switches.
  • •Bluetooth 5.1 wireless connectivity for use with multiple devices.
  • •Compact 75% layout with a smaller footprint.
  • •Includes a dust cover for protection in transit.
ModdingKeychron Q3
  • •Hot-swappable PCB supports 3-pin and 5-pin MX switches.
  • •QMK firmware enables deep software customization.
  • •Double-gasket design and screw-in stabilizers are modder-friendly.
  • •Available as a barebones kit for full DIY assembly.
Content CreationKeychron Q3
  • •Programmable aluminum knob for adjusting brush size or timeline scrubbing.
  • •South-facing RGB eliminates interference with Cherry-profile keycaps.
  • •VIA software allows custom shortcuts tailored to creative workflows.

Frequently Asked Questions (FAQ)

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