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Compare Keychron K3 HE vs K3 V2 Differences Side by Side

This comparison is for buyers deciding between two low-profile 75% keyboards from Keychron: the newer K3 HE with magnetic switches and the established K3 V2 with optical switches. The decision is hard because both share a compact form factor and wireless capabilities, but they differ significantly in switch technology, connectivity, and target use cases. The K3 HE introduces Hall Effect sensing with features like adjustable actuation points and Rapid Trigger, while the K3 V2 offers a more traditional, proven low-profile experience at a lower cost.

76
Keychron K3 HE Wireless Magnetic Switch Custom Keyboard
67
Keychron K3 Ultra-slim Wireless Mechanical Keyboard (Version 2)

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0.0 (0)
3.5 (9415)
  • Released in 2026
  • Has Linear, Tactile, Clicky, Magnetic switch options
  • Built with the ANSI layout standard
  • Utilizes Hall effect sensors
  • Supports QMK firmware
  • Supports VIA configuration
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Features PBT keycaps
  • Offers Yes, North-face RGB lighting
  • Released in 2020
  • Has Linear, Tactile, Clicky switch options
  • Built with the ANSI, JIS, ISO, ISO-Nordic, ISO-UK, ISO-DE, ISO-ES layout standard
  • Provides dedicated media keys
  • Connects via USB-C
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 1550 mAh battery
  • Made with a Aluminum, Plastic case
  • Features ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 70.5
  • Build Quality: 72
  • Productivity: 68.1
  • Customizability: 83.9
  • Portability: 77.5
Scores
  • Performance: 63.3
  • Build Quality: 65
  • Productivity: 65
  • Customizability: 68.2
  • Portability: 79.4
Name
Keychron K3 HE
Name
Keychron K3 V2
Release year
2026
Release year
2020
Switch Options
Linear, Tactile, Clicky, Magnetic
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI, JIS, ISO, ISO-Nordic, ISO-UK, ISO-DE, 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, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, Wired, Wireless
Polling Rate
-
Polling Rate
-
Battery capacity
-
Battery capacity
1550 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
 
North-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
-
Case Material
Aluminum, Plastic
Keycaps Material
PBT
Keycaps Material
ABS
Dimensions
-
Dimensions
-
Weight
-
Weight
-
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Pros and Trade-offs

Choose the Keychron K3 HE if you value cutting-edge magnetic switch technology, extensive customization via QMK and VIA, and the fastest wireless performance with 2.4 GHz connectivity. Pick the Keychron K3 V2 if you have a tighter budget and are satisfied with a reliable low-profile optical keyboard with standard Bluetooth and wired connections. The decision ultimately comes down to how much you need adjustable actuation and firmware programmability.

Keychron K3 HE

  • +Hall Effect magnetic switches with adjustable actuation points from 0.2 to 2.9 mm.
  • +QMK and VIA support for extensive customization via the Keychron Launcher web app.
  • +Triple connectivity including 2.4 GHz, Bluetooth 5.2, and wired Type-C, with 1000 Hz polling in wired and 2.4 GHz modes.
  • +Double-shot PBT keycaps for improved durability and oil resistance.
  • +Larger 2600 mAh battery for longer wireless use.
  • −Switches are only compatible with Keychron Ultra-Fast Lime low-profile magnetic switches, limiting options.
  • −PBT keycaps are described as non-shine-through, reducing RGB visibility in low light.
  • −Higher price point compared to the K3 V2.
  • −Still available as pre-order at the time of the vendor description, requiring a wait.

Keychron K3 V2

  • +Lower price point, making it a more affordable entry into low-profile keyboards.
  • +Proven optical switch technology that is hot-swappable with other Keychron low-profile optical switches.
  • +Multiple layout standard options (ANSI, JIS, ISO) and backlight options (white and RGB).
  • +Included 12 extra keycaps for additional customization.
  • −No 2.4 GHz connectivity, limiting wireless performance for latency-sensitive tasks.
  • −ABS keycaps are generally less durable than PBT and prone to developing shine over time.
  • −Lacks QMK and VIA support for deep firmware-level customization.
  • −Smaller 1550 mAh battery compared to the K3 HE's 2600 mAh.

Which Keyboard Is Better for Your Needs?

The K3 HE takes a clear lead in Gaming, Programming, Travel, Modding, and Content Creation, largely due to its Hall Effect switches, QMK/VIA support, and faster 2.4 GHz connectivity. For Office use, the choice is a tie as both keyboards provide a functional low-profile wireless experience, with the K3 V2 offering a quieter aesthetic option with its white backlight. The K3 V2 remains competitive primarily through its lower cost and established optical switch reliability.

GamingKeychron K3 HE
  • •Hall Effect switches with adjustable actuation from 0.2 to 2.9 mm, supporting Rapid Trigger and Snap Click for competitive gaming.
  • •2.4 GHz connectivity with a 1000 Hz polling rate, as stated by the vendor, for lower latency than Bluetooth.
  • •Analog Mode for variable input controls in supported games.
OfficeTie
  • •Both have a 75% low-profile layout that fits well in an office environment.
  • •Both offer Bluetooth connectivity for cable-free desk setups.
  • •The K3 V2 includes white backlight options for a subtler office aesthetic.
  • •The K3 HE has a larger 2600 mAh battery, potentially reducing recharge frequency.
ProgrammingKeychron K3 HE
  • •QMK firmware support and VIA compatibility (via Launcher web app) enable deep key remapping and macro creation.
  • •Adjustable actuation allows setting a preferred tactile point for typing, reducing accidental key presses.
  • •Double-shot PBT keycaps are more durable and oil-resistant than the K3 V2's ABS keycaps.
TravelKeychron K3 HE
  • •Slightly lighter weight at 575g compared to the K3 V2's unspecified weight (but likely heavier with aluminum/plastic case).
  • •The K3 HE supports 2.4 GHz connectivity, offering a more stable wireless connection than Bluetooth in public or crowded spaces.
  • •Includes a 2600 mAh battery for extended wireless use away from a desk.
ModdingKeychron K3 HE
  • •Full customization with QMK and VIA support for firmware and keymap changes.
  • •Hot-swappable magnetic switches that can be swapped without soldering, compatible with Keychron Ultra-Fast Lime switches.
  • •Multiple internal foam layers (sound-absorbing foam, silicone bottom pad, PET film, bottom case acoustic foam) provide a platform for sound tuning.
  • •The vendor describes the keyboard as having customizable components like the frame, plate, and keycaps.
Content CreationKeychron K3 HE
  • •QMK and VIA support allow the creation of detailed macros and shortcuts for video or photo editing software.
  • •Adjustable actuation can be set for a lighter touch, reducing finger fatigue during long editing sessions.
  • •The 1000 Hz polling rate in wired and 2.4 GHz modes ensures no input lag during precise work.

Frequently Asked Questions (FAQ)

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