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Compare Keychron Q2 vs Q4 Differences Side by Side

The Keychron Q2 (65%) and Keychron Q4 (60%) target buyers who want a compact, all-metal keyboard but face a layout trade-off. Both share the same core: a full aluminum CNC-machined body, double-gasket design, QMK/VIA firmware, south-facing RGB, and hot-swappable PCB with screw-in stabilizers. The decision is hard because both feature a steel plate, Gateron G Pro switches, and OSA profile PBT keycaps in fully assembled versions. Your choice comes down to whether you need dedicated arrow keys and a knob (Q2) or prefer the smallest possible footprint (Q4).

93
Keychron Q2 QMK Custom Mechanical Keyboard
92
Keychron Q4 QMK Custom Mechanical Keyboard

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4.8 (480)
4.8 (18)
  • Released in 2021
  • Available in a 65% layout
  • Weighs about 1645 g
  • Sized at 20 x 121 x 328 mm
  • Features PBT, ABS, keycaps
  • Released in 2022
  • Available in a 60% layout
  • Weighs about 1500 g
  • Sized at 20 x 121 x 303 mm
  • Features PBT, ABS keycaps
Scores
  • Performance: 65.7
  • Build Quality: 90.3
  • Productivity: 94.8
  • Customizability: 99.8
  • Portability: 70.4
Scores
  • Performance: 67.4
  • Build Quality: 89.7
  • Productivity: 95.3
  • Customizability: 100
  • Portability: 71.5
Name
Keychron Q2
Name
Keychron Q4
Release year
2021
Release year
2022
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
65%
Layout Size
60%
Layout Standard
ANSI, ISO, JIS, ISO-DE, ISO-Nordic, ISO-UK, ISO-FR, ISO-ES, ISO-SW
Layout Standard
ANSI, ISO, JIS, ISO-DE, ISO-Nordic, ISO-UK, ISO-FR, ISO-ES, ISO-SW
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
Wired, Wired only
Connection
Wired, Wired only
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
-
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
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Aluminum
Keycaps Material
PBT, ABS,
Keycaps Material
PBT, ABS
Dimensions
20 x 121 x 328 mm
Dimensions
20 x 121 x 303 mm
Weight
1645g
Weight
1500g
*Something incorrect or missing? Please
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Pros and Trade-offs

Choose the Keychron Q2 if you need dedicated arrow keys and a knob for productivity or creative work. Pick the Keychron Q4 if you want the absolute smallest desk footprint and are comfortable with function layers. Both offer premium aluminum build quality, double-gasket design, and full customizability, so your layout preference is the deciding factor.

Keychron Q2

  • +65% layout includes dedicated arrow keys and a row of navigation keys.
  • +Programmable rotary encoder (knob) for creative workflow shortcuts like zooming.
  • +Double-gasket design with silicone pads between top and bottom cases to reduce acoustic resonance.
  • +Higher review count (240 reviews) indicates broader user feedback.
  • +Available in knob and non-knob versions for different preferences.

  • Heavier and longer than the Q4, making it slightly less portable.
  • The left shift key may feel heavier to some users, as noted in reviews.
  • Stabilizers may require modding out of the box for optimal sound and feel, per user feedback.

Keychron Q4

  • +60% layout is the most compact option, saving the most desk space.
  • +Lighter (1500g) and shorter (303mm) than the Q2 for easier travel.
  • +Same CNC-machined aluminum body and double-gasket design as the Q2.
  • +Screw-in PCB stabilizers support third-party stabilizers like Cherry or Durock.

  • No dedicated arrow keys or function row, relying entirely on layers.
  • No programmable knob, which limits tactile control for creative work.
  • Lower review count (10 reviews) provides less community feedback.
  • Some users report difficulty with VIA configuration due to Chrome-based setup.

Which Keyboard Is Better for Your Needs?

The Keychron Q2 leads in office, programming, and content creation due to its 65% layout with dedicated arrow keys and a programmable knob. The Q4 wins for travel thanks to its smaller and lighter 60% body. Both keyboards tie for gaming and modding because they share the same MCU, polling rate, hot-swappable PCB, and QMK/VIA support. The choice between them hinges on whether you value extra dedicated keys or a more minimal profile.

GamingTie
  • Both use the same Arm Cortex-M4 MCU with 128KB Flash and a 1000 Hz polling rate.
  • Both offer hot-swappable PCBs and Gateron G Pro switches.
  • The Q4's 60% layout saves desk space for mouse movement, but the Q2's knob can be programmed for in-game macros.
OfficeKeychron Q2
  • The Q2's 65% layout includes dedicated arrow keys, useful for document navigation.
  • The Q2 includes a programmable knob for volume or scrolling control.
  • Both have the same OSA profile PBT keycaps and Mac/Windows system toggle.
ProgrammingKeychron Q2
  • The Q2's arrow keys and knob reduce reliance on function layers for frequent navigation.
  • Both support QMK/VIA for custom key remapping and macros.
  • The Q2 is smaller than a full-size board but retains more dedicated keys than the Q4.
TravelKeychron Q4
  • The Q4 is lighter (1500g) and shorter (303mm length) than the Q2 (1645g, 328mm).
  • Both have a wired-only connection, but the Q4's smaller form fits better in bags.
  • The Q4's 60% layout is more compatible with tight desk spaces on the go.
ModdingTie
  • Both feature a gasket mount, hot-swappable PCB, and screw-in stabilizers for easy customization.
  • Both support QMK/VIA firmware and are available as barebone kits (no keycaps or switches).
  • The Q4 uses plate mount, while the Q2 uses gasket mount with an additional silicone pad between cases.
Content CreationKeychron Q2
  • The Q2's knob can be programmed for tasks like zooming or adjusting brush size.
  • The 65% layout includes arrow keys for timeline navigation.
  • Both offer south-facing RGB and PBT keycaps, but the Q2's extra keys reduce workflow interruptions.

Frequently Asked Questions (FAQ)


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