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Compare Keychron K3 V3 vs MelGeek Mojo68 Differences Side by Side

This comparison is for buyers deciding between two popular compact wireless keyboards. The Keychron K3 V3 offers a unique low-profile design with extensive QMK programmability, while the MelGeek Mojo68 is a standard-profile 65% board with triple-mode connectivity and extensive internal foam. The choice hinges on your preference for typing height, firmware customization, and wireless needs.

83
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3
75
MelGeek Mojo68 RGB LED 65% Double Shot PBT Mechanical Keyboard

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  • Released in 2024
  • Has Linear, Tactile, Clicky switch options
  • Features a low-profile design
  • Available in a 75% layout
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard
  • Supports QMK firmware
  • Supports VIA configuration
  • Uses a Top Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 1550 mAh battery
  • Weighs about 540 g
  • Sized at 19 x 306 x 116 mm
  • Made with a ABS, Aluminum case
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2022
  • Has Tactile, Clicky, Linear, Silent switch options
  • Available in a 65% layout
  • Built with the ANSI layout standard
  • Connects via USB-C
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Plate Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 4000 mAh battery
  • Weighs about 1500 g
  • Sized at 31 x 122 x 326 mm
  • Made with a Plastic case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 81.8
  • Build Quality: 81.8
  • Productivity: 70.3
  • Customizability: 90
  • Portability: 74.6
Scores
  • Performance: 71.2
  • Build Quality: 70
  • Productivity: 81.6
  • Customizability: 75.5
  • Portability: 89.3
Name
Keychron K3 V3
Name
MelGeek Mojo68
Release year
2024
Release year
2022
Switch Options
Linear, Tactile, Clicky
Switch Options
Tactile, Clicky, Linear, Silent
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
65%
Layout Standard
ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic
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
1550 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
Top Mount
Mount Style
Plate 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
ABS, Aluminum
Case Material
Plastic
Keycaps Material
PBT, ABS
Keycaps Material
PBT, ABS
Dimensions
19 x 306 x 116 mm
Dimensions
31 x 122 x 326 mm
Weight
540g
Weight
1500g
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Pros and Trade-offs

Select the Keychron K3 V3 if your priority is a thin, ergonomic typing experience with the extensive key remapping capabilities of QMK/VIA and a more functional 75% layout. Opt for the MelGeek Mojo68 if you value the reliability of a 2.4 GHz wireless dongle, a longer battery life, and a more compact 65% form factor, and are satisfied with proprietary programming software.

Keychron K3 V3

  • +Open-source QMK and VIA firmware support for deep customization via a web app.
  • +Low-profile design with adjustable typing angles (2.5°, 4.2°, 6.5°) and ultra-slim switches.
  • +Includes multiple acoustic foam layers (IXPE, EPDM, latex) for sound dampening.
  • +75% layout retains function row and navigation keys, plus 12 multimedia keys.
  • +Hot-swappable for Keychron and Gateron low-profile mechanical switches.
  • −Lower 1550mAh battery capacity compared to the Mojo68.
  • −Limited to Bluetooth and wired connectivity, lacking a 2.4 GHz wireless mode.
  • −Compatible only with specific low-profile switches, limiting switch selection.

MelGeek Mojo68

  • +Triple-mode connectivity with Bluetooth 5.1, 2.4 GHz, and wired, with a 1000 Hz polling rate on both 2.4G and wired.
  • +Large 4000mAh battery for extended wireless use.
  • +Extensive internal sound dampening with a Poron switch mat, Poron foam, and a silicone pad.
  • +More compact 65% layout (68 keys) for a smaller desk footprint.
  • +Hot-swappable PCB for easy switch changes.
  • −No support for QMK or VIA open-source firmware, relying on proprietary software.
  • −Product listing states it lacks dedicated multimedia keys.
  • −Significantly heavier at 1500g, which reduces portability.
  • −Only available in ANSI layout, with no ISO options listed.

Which Keyboard Is Better for Your Needs?

The Keychron K3 V3 wins for programming and content creation due to its more functional layout and superior QMK programmability. It also has an edge for gaming and modding. The MelGeek Mojo68 is the more portable choice for travel due to its smaller size, despite its heavier weight, and ties for office use thanks to its long battery life. The decision is largely defined by the need for a low-profile, programmable board versus a standard-profile, highly portable one with a 2.4 GHz option.

GamingKeychron K3 V3
  • •The K3 V3 has a 1000 Hz polling rate in wired mode, which the manufacturer states makes latency hardly noticeable.
  • •Its low-profile design and adjustable typing angles may offer a faster, flatter keypress feel preferred by some gamers.
  • •The Mojo68 also has a 1000 Hz polling rate, but its heavier weight makes it less convenient for quick repositioning.
OfficeTie
  • •Both support Bluetooth for multi-device connectivity, with the K3 V3 listing Mac/Windows support and the Mojo68 listing Mac, Windows, and Linux.
  • •The K3 V3's low-profile switches and quiet foam layers, according to its description, may be less disruptive in open offices.
  • •The Mojo68's larger 4000mAh battery promises longer wireless use between charges.
ProgrammingKeychron K3 V3
  • •The K3 V3's 75% layout retains dedicated function and navigation keys, which are absent on the Mojo68's 65% layout.
  • •It features open-source QMK and VIA support for deep, layer-based key remapping and macros via a web app.
  • •The Mojo68 is programmable only through the proprietary MelGeek KBTools app and lacks QMK/VIA support.
TravelMelGeek Mojo68
  • •The Mojo68 has a smaller 65% footprint (326mm long) compared to the K3 V3's 75% size (306mm long).
  • •It is significantly heavier (1500g vs 540g), which adds stability but reduces portability.
  • •The Mojo68 includes a 2.4 GHz dongle for a reliable wireless connection without Bluetooth pairing.
ModdingKeychron K3 V3
  • •The K3 V3 supports QMK and VIA firmware, allowing for extensive software customization of layers and macros.
  • •Its hot-swappable PCB accepts Keychron and Gateron low-profile switches, and it features multiple foam layers (IXPE, EPDM, latex).
  • •While the Mojo68 is hot-swappable and has sound-dampening foam (Poron, silicone), it lacks open-source firmware support.
Content CreationKeychron K3 V3
  • •The K3 V3 includes 12 multimedia keys, providing direct shortcuts for media control.
  • •Its QMK programmability allows for creating complex macros for editing software.
  • •The Mojo68's product listing specifies it does not have dedicated multimedia keys.

Frequently Asked Questions (FAQ)

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