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Compare Keychron K1 V6 vs K2 V3 Differences Side by Side

This comparison is for buyers choosing between a slim 80% keyboard and a more compact 75% board. The K1 V6 weighs 596 g and has a low-profile design, while the K2 V3 has a 4000mAh battery and weighs about 813 g. Both offer Bluetooth and wired connectivity, QMK, VIA, hot-swappable options, and a 1000 Hz polling rate. The key trade-off is portability and low-profile typing on the K1 versus the K2's larger battery, steel plate, and wider switch-swapping options.

84
Keychron K1 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 6
89
Keychron K2 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

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5.0 (2)
0.0 (0)
  • Released in 2024
  • Features a low-profile design
  • Available in a 80% layout
  • Built with the ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic, ANSI layout standard
  • Uses a Top Mount mounting style
  • Equipped with a 2000 mAh battery
  • Weighs about 596 g
  • Sized at 25 x 346 x 119 mm
  • Made with a ABS, Aluminum case
  • Features ABS keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face, White RGB lighting
  • Released in 2025
  • Available in a 75% layout
  • Built with the ISO, ANSI layout standard
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a PCB Mount mounting style
  • Equipped with a 4000 mAh battery
  • Made with a Aluminum case
  • Features PC keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 81.6
  • Build Quality: 78.5
  • Productivity: 80.1
  • Customizability: 88.4
  • Portability: 72.8
Scores
  • Performance: 80.2
  • Build Quality: 84.1
  • Productivity: 94.6
  • Customizability: 91.8
  • Portability: 82.3
Name
Keychron K1 V6
Name
Keychron K2 V3
Release year
2024
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic, ANSI
Layout Standard
ISO, 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, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
2000 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
PCB Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, North-face, White
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
ABS, Aluminum
Case Material
Aluminum
Keycaps Material
ABS
Keycaps Material
PC
Dimensions
25 x 346 x 119 mm
Dimensions
-
Weight
596g
Weight
-
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Pros and Trade-offs

Pick the K1 V6 if you want a lighter, low-profile 80% keyboard and do not need broad MX-style switch compatibility. Choose the K2 V3 if its 75% layout, larger battery, acoustic foam, and wider hot-swap options better fit your desk and customization plans.

Keychron K1 V6

  • +Low-profile design with an 80% layout.
  • +596 g listed weight, lighter than the K2 V3.
  • +Bluetooth and wired connectivity, plus a 2000mAh battery.
  • +Hot-swap option, QMK support, and VIA support.
  • +ABS and aluminum case materials with an aluminum plate.

  • −The 2000mAh battery is smaller than the K2 V3's 4000mAh battery.
  • −The hot-swap version supports low-profile mechanical switches, not the broader 3-pin and 5-pin MX-style range listed for the K2 V3.
  • −ABS keycaps rather than the K2 V3's PC keycaps.

Keychron K2 V3

  • +75% layout in an aluminum case with a steel plate.
  • +4000mAh battery and Bluetooth or wired connectivity.
  • +Hot-swap support for most 3-pin and 5-pin MX-style mechanical switches, according to Keychron.
  • +Acoustic foam layers include IXPE, EPDM, and PET.
  • +PC shine-through keycaps and RGB lighting.

  • −At about 813 g, it is heavier than the K1 V6.
  • −Normal-profile design, rather than the K1 V6's low-profile build.
  • −The K2 V3's listed price range is higher than the K1 V6's.

Which Keyboard Is Better for Your Needs?

The K1 V6 is the more travel-oriented choice, thanks to its lower listed weight and low-profile design. The K2 V3 has an edge for office use, programming, and modding, largely because of its 75% layout, acoustic foam, and wider switch compatibility. Gaming is a close match on the listed polling rate and rollover features. For content work, the K2's larger battery and PC keycaps make it the more feature-rich option, though both have RGB lighting.

GamingTie
  • •Both list a 1000 Hz polling rate and N-key rollover.
  • •Both offer linear, tactile, and clicky switch options.
  • •The K2 V3 vendor description specifies hot-swap support for most 3-pin and 5-pin MX-style mechanical switches; the K1 is limited to low-profile mechanical switches.
OfficeKeychron K2 V3
  • •The K2 V3 includes sound-dampening features and acoustic foam layers, including IXPE, EPDM, and PET foam.
  • •Its 75% layout is more compact than the K1 V6's 80% layout.
  • •Both support Bluetooth and wired use, plus QMK and VIA.
ProgrammingKeychron K2 V3
  • •Both support QMK and Keychron Launcher for key remapping and macros.
  • •The K2 V3 vendor description says its hot-swap sockets accept most 3-pin and 5-pin MX-style switches.
  • •The K1 V6's hot-swap version is limited to low-profile mechanical switches.
TravelKeychron K1 V6
  • •The K1 V6 weighs 596 g, compared with about 813 g for the K2 V3.
  • •The K1 V6 has a low-profile design, while the K2 V3 is listed as normal profile.
  • •The K2 V3 has the larger battery at 4000mAh, compared with 2000mAh for the K1 V6.
ModdingKeychron K2 V3
  • •The K2 V3 supports hot-swapping most 3-pin and 5-pin MX-style mechanical switches, according to Keychron.
  • •The K1 V6 hot-swap version is limited to low-profile mechanical switches.
  • •Both list QMK support and VIA support.
Content CreationKeychron K2 V3
  • •Both offer RGB lighting and shine-through keycaps.
  • •The K2 V3 has a 4000mAh battery, twice the K1 V6's listed 2000mAh capacity.
  • •The K2 V3 uses PC keycaps, while the K1 V6 uses ABS keycaps.

Frequently Asked Questions (FAQ)


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