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Compare Keychron K4 V3 vs K4 V2 Differences Side by Side

This comparison is for users deciding between two generations of Keychron's popular 96% layout keyboard. The choice hinges on whether advanced firmware support and upgraded materials are worth the higher cost over a proven, more affordable model. Both share the same compact form factor, wireless connectivity, and hot-swappable options, making the decision a trade-off between features and value.

91
Keychron K4 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3
69
Keychron K4 Wireless Mechanical Keyboard (UK ISO Layout) - Version 2

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5.0 (4)
4.7 (2530)
  • Released in 2025
  • Built with the ISO, ISO-UK, ISO-DE, ISO-CH, ISO-Nordic, ANSI layout standard
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Made with a Plastic case
  • Features PC, PBT keycaps
  • Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2020
  • Built with the ISO, JIS, ISO-UK, ISO-DE, ANSI, ISO-Nordic, ISO-ES layout standard
  • Made with a Aluminum, Plastic, ABS case
  • Features ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 81.8
  • Build Quality: 84.1
  • Productivity: 95.2
  • Customizability: 97.6
  • Portability: 54.2
Scores
  • Performance: 63.4
  • Build Quality: 69.6
  • Productivity: 67.3
  • Customizability: 70.1
  • Portability: 55.1
Name
Keychron K4 V3
Name
Keychron K4 V2
Release year
2025
Release year
2020
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
96%
Layout Size
96%
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-CH, ISO-Nordic, ANSI
Layout Standard
ISO, JIS, ISO-UK, ISO-DE, ANSI, ISO-Nordic, ISO-ES
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
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
Tray Mount
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, South-face, White South-face, North-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
Plastic
Case Material
Aluminum, Plastic, ABS
Keycaps Material
PC, PBT
Keycaps Material
ABS
Dimensions
-
Dimensions
-
Weight
-
Weight
-
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Pros and Trade-offs

Your budget and need for customization dictate the choice. Invest in the Keychron K4 V3 if you value programmability with QMK/VIA, prefer the sound and feel of PBT keycaps with foam mods, and plan to modify your keyboard. Opt for the Keychron K4 V2 if your primary goal is to acquire a reliable, compact 96% wireless keyboard at a lower cost, and you do not require advanced firmware support.

Keychron K4 V3

  • +Supports QMK and VIA firmware for extensive programmability via a web app.
  • +Includes double-shot PBT keycaps in a Cherry profile for durability and feel.
  • +Features multiple sound-dampening foam layers (IXPE, EPDM, PET) for a refined acoustic profile.
  • +Comes with screw-in steel stabilizers for improved key stability.
  • +Offers three adjustable typing angles (5°, 8°, 11°) for ergonomics.
  • −Typically commands a higher price than the V2 model.
  • −The vendor description notes that some non-hot-swappable versions lack the sound-absorbing foam and silicone pad.
  • −Availability may be limited, as indicated by frequent backorder status in listings.

Keychron K4 V2

  • +Generally available at a more affordable price point.
  • +Offers a hot-swappable version with Gateron G Pro switches.
  • +Includes an inclined bottom frame for a more comfortable typing angle.
  • +Has a proven track record with a high number of user reviews.
  • −Uses ABS keycaps, which may develop shine over time compared to PBT.
  • −Lacks support for QMK or VIA firmware, limiting software customization.
  • −The vendor description specifies a 90Hz polling rate in wireless mode, lower than the V3's stated wired performance.

Which Keyboard Is Better for Your Needs?

The K4 V3 is the clear choice for users who prioritize customization, typing sound, and ergonomics, winning in Gaming, Office, Programming, Modding, and Content Creation. Its advanced firmware and material upgrades provide tangible benefits for these focused tasks. For Travel, both keyboards are equally matched in portability specs. The K4 V2 remains a contender primarily for its lower cost, appealing to those who want the 96% layout without the premium features.

GamingKeychron K4 V3
  • •The K4 V3's vendor description highlights a 1000 Hz polling rate for low latency.
  • •Its enhanced acoustic foams may provide a more satisfying auditory feedback.
  • •The pre-lubed Keychron Super Switches are noted for performance in fast typing and gaming.
OfficeKeychron K4 V3
  • •Includes double-shot PBT keycaps for better long-term durability and oil resistance.
  • •Features adjustable typing angles (5°, 8°, 11°) for ergonomic support.
  • •The vendor description emphasizes a quieter typing sound with added foam, suitable for shared spaces.
ProgrammingKeychron K4 V3
  • •Full QMK and VIA support allows for extensive key remapping and macro creation.
  • •The Keychron Launcher web app provides platform-agnostic customization.
  • •Screw-in steel stabilizers contribute to a more consistent typing feel on large keys.
TravelTie
  • •Both models have identical 96% layouts and 4000mAh batteries.
  • •Both offer Bluetooth and wired connectivity for flexibility.
  • •Neither has a stated carrying case included, and both share a similar physical footprint.
ModdingKeychron K4 V3
  • •The K4 V3 explicitly supports QMK open-source firmware for deep customization.
  • •It comes with multiple foam layers (IXPE, EPDM, PET) for sound tuning.
  • •Features screw-in stabilizers and hot-swappable sockets for easy component changes.
Content CreationKeychron K4 V3
  • •QMK support enables complex macros for editing software.
  • •The dedicated multimedia keys and compact numpad aid in shortcut use and data entry.
  • •Cherry profile PBT keycaps may offer a more consistent typing experience for long sessions.

Frequently Asked Questions (FAQ)

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