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Compare Keychron Q3 Pro vs Lemokey L4 Differences Side by Side

This comparison suits buyers deciding between two 80% aluminum gasket-mount keyboards from Keychron. The Q3 Pro offers multiple ISO layout options and a programmable knob, while the Lemokey L4 adds a 2.4 GHz wireless connection tailored for gaming. The decision is hard because both share QMK/VIA support, hot-swappable switches, and a 4000 mAh battery. Trade-offs come down to layout availability, wireless tech, plate material, and macro keys.

96
Keychron Q3 Pro QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection
91
Lemokey L4 QMK Wireless Custom Gaming Keyboard

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4.8 (46)
5.0 (4)
  • Released in 2023
  • Built with the ISO, ISO-DE, ISO-UK, ISO-Nordic, ISO-FR, ISO-ES, ISO-SW, ANSI layout standard
  • Comes with a knob
  • Provides dedicated media keys
  • Supports Bluetooth, Wired, Wireless connectivity
  • Weighs about 2300 g
  • Sized at 31 x 144 x 415 mm
  • Features ABS, PBT keycaps
  • Released in 2024
  • Built with the ANSI layout standard
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Weighs about 1858 g
  • Sized at 21 x 142 x 356 mm
  • Features PBT keycaps
Scores
  • Performance: 81.6
  • Build Quality: 89.3
  • Productivity: 97.1
  • Customizability: 98.2
  • Portability: 76.1
Scores
  • Performance: 80.2
  • Build Quality: 87.3
  • Productivity: 94.6
  • Customizability: 94.1
  • Portability: 76.6
Name
Keychron Q3 Pro
Name
Keychron Lemokey L4
Release year
2023
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
80%
Layout Standard
ISO, ISO-DE, ISO-UK, ISO-Nordic, ISO-FR, ISO-ES, ISO-SW, ANSI
Layout Standard
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
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
4000 mAh
Battery capacity
4000 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
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
ABS, PBT
Keycaps Material
PBT
Dimensions
31 x 144 x 415 mm
Dimensions
21 x 142 x 356 mm
Weight
2300g
Weight
1858g
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Pros and Trade-offs

If you need ISO layouts, macro keys, or a softer polycarbonate plate for office and programming work, the Keychron Q3 Pro is the more versatile choice. For gaming, travel, or 2.4 GHz wireless with lower latency, the Lemokey L4 is the better fit. Both share QMK/VIA and hot-swap support, so prioritize your layout and wireless needs.

Keychron Q3 Pro

  • +Supports multiple ISO layouts including DE, UK, Nordic, FR, ES, and SW, plus ANSI.
  • +Includes four programmable macro keys on the left side, customizable via VIA.
  • +Uses a polycarbonate plate and double-gasket design with silicone pads for reduced acoustic resonance.
  • +Features a programmable aluminum knob for zoom, volume, or brush size control.
  • +Offers a barebone kit option for custom builds.
  • −Wireless polling is 90 Hz, and there is no 2.4 GHz connection option.
  • −Heavier at 2300 g, which limits portability.
  • −Larger footprint at 415 x 144 mm compared to the L4.
  • −Macro keys on the Special Edition are not hot-swappable.

Keychron Lemokey L4

  • +Includes 2.4 GHz wireless with 1000 Hz polling and average latency under 2 ms per Keychron.
  • +Lighter at about 1858 g and more compact at 355.8 x 142 mm.
  • +Hidden magnetic receiver storage compartment for the 2.4 GHz dongle.
  • +Updated acoustic foams including IXPE, PET, and EPDM for sound dampening.
  • +Aluminum plate and double-shot Cherry PBT keycaps.
  • −ANSI layout only, with no ISO options.
  • −No dedicated macro keys or knob.
  • −Bluetooth battery life up to 200 hours versus 300 hours on the Q3 Pro.
  • −Aluminum plate may feel firmer than the polycarbonate plate on the Q3 Pro.

Which Keyboard Is Better for Your Needs?

The Lemokey L4 takes gaming and travel thanks to its 2.4 GHz wireless, lower weight, and receiver storage. The Keychron Q3 Pro leads in office, programming, modding, and content creation because of its ISO layout variety, macro keys, and polycarbonate plate. Both share gasket mounts, QMK/VIA, and hot-swap support, so the choice hinges on wireless tech and layout needs. Neither is a clear winner across all categories, making intended use the deciding factor.

GamingKeychron Lemokey L4
  • •Lemokey L4 includes a 2.4 GHz wireless mode with 1000 Hz polling and average latency under 2 ms per Keychron.
  • •Q3 Pro lacks a 2.4 GHz connection; its wireless polling is 90 Hz per the vendor.
  • •Both provide 1000 Hz wired polling and N-key rollover.
OfficeKeychron Q3 Pro
  • •Q3 Pro offers four programmable macro keys on the left side for shortcuts via VIA.
  • •Q3 Pro can connect to up to 3 devices over Bluetooth 5.1.
  • •Both use gasket mounts and screw-in stabilizers for quieter typing.
ProgrammingKeychron Q3 Pro
  • •Q3 Pro supports ISO layouts including DE, UK, Nordic, FR, ES, and SW for localized keycaps.
  • •Programmable knob can be mapped to zoom or scroll actions through VIA.
  • •Both support QMK/VIA remapping and macros.
TravelKeychron Lemokey L4
  • •Lemokey L4 is lighter at about 1858 g versus 2300 g for the Q3 Pro.
  • •L4 has a hidden magnetic receiver storage compartment for the 2.4 GHz dongle.
  • •L4 dimensions are 355.8 x 142 mm versus 415 x 144 mm for the Q3 Pro.
ModdingKeychron Q3 Pro
  • •Q3 Pro uses a polycarbonate plate, which can offer a softer feel than the aluminum plate on the L4.
  • •Both are hot-swappable for 3-pin and 5-pin MX-style switches and support QMK/VIA.
  • •Q3 Pro includes a barebone kit option for custom builds.
Content CreationKeychron Q3 Pro
  • •Q3 Pro's programmable knob can control brush size, zoom, or volume in creative apps.
  • •Four macro keys can be assigned to editing shortcuts via VIA.
  • •Q3 Pro supports more layout standards, useful for multilingual workflows.

Frequently Asked Questions (FAQ)

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