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Compare Keychron B31 vs Q0 HE Differences Side by Side

This comparison is for users deciding between a full, entry-level keyboard and a premium accessory. The Keychron B31 is a standalone 75% wireless keyboard, while the Q0 HE is a high-end numpad. The decision hinges on whether you need a primary typing device or a specialized, feature-rich peripheral to complement your main keyboard. Both offer tri-mode connectivity, but their core functions, build, and target use cases are fundamentally different.

Keychron B31 Wireless Keyboard
92
Keychron Q0 HE QMK Wireless Custom Number Pad

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  • Has Linear, Tactile, Clicky switch options
  • Available in a 75% layout
  • Provides dedicated media keys
  • Equipped with a 800 mAh battery
  • Weighs about 520 g
  • Sized at 26 x 138 x 327 mm
  • Made with a ABS, Plastic case
  • Features ABS keycaps
  • Offers No RGB lighting
  • Has Linear, Tactile, Clicky, Magnetic switch options
  • Supports hot-swappable switches
  • Available in a Numpad layout
  • Comes with a knob
  • Utilizes Hall effect sensors
  • Supports QMK firmware
  • Supports VIA configuration
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Gasket Mount mounting style
  • Equipped with a 1800 mAh battery
  • Weighs about 684 g
  • Sized at 34 x 137 x 118 mm
  • Made with a Aluminum, Copper case
  • Features PBT keycaps
  • Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting
Scores
  • Performance: 57.1
  • Build Quality: 41.9
  • Productivity: 67
  • Customizability: 45.5
  • Portability: 78.1
Scores
  • Performance: 84.6
  • Build Quality: 90.1
  • Productivity: 94.3
  • Customizability: 92.6
  • Portability: 87.3
Name
Keychron B31
Name
Keychron Q0 HE
Release year
2026
Release year
2026
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky, Magnetic
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
Numpad
Layout Standard
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, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
800 mAh
Battery capacity
1800 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
-
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Backlight
 
Rgb, White, South-face, White South-face
Case Colors
Case Colors
Case Material
ABS, Plastic
Case Material
Aluminum, Copper
Keycaps Material
ABS
Keycaps Material
PBT
Dimensions
26 x 138 x 327 mm
Dimensions
34 x 137 x 118 mm
Weight
520g
Weight
684g
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Pros and Trade-offs

Your choice is defined by need, not features. The Keychron B31 is the practical pick for anyone seeking a capable, wireless, everyday keyboard on a budget. The Keychron Q0 HE is a specialist's tool, a top-tier upgrade for enthusiasts who want to augment their existing setup with the latest magnetic switch technology and deep customization for gaming or productivity workflows.

Keychron B31

  • +Complete 75% layout with function row and arrow keys in a compact form.
  • +Tri-mode connectivity (Bluetooth 5.2, 2.4 GHz, wired) with a 1000 Hz polling rate in wireless modes.
  • +Claimed long battery life of up to 320 hours on a single charge.
  • +Includes adjustable typing angles (5°, 6.5°, 9°) for ergonomics.
  • +Web-based Keychron Launcher support for key remapping and macros.

  • Built with ABS plastic case and non-replaceable ABS keycaps.
  • Not hot-swappable, limiting switch customization.
  • Lacks any form of backlighting.

Keychron Q0 HE

  • +High-end Hall Effect magnetic switches with 0.1 mm sensitivity and adjustable actuation points (0.2-3.8 mm).
  • +Premium all-metal construction with an aluminum and copper case.
  • +Fully customizable with hot-swap sockets, gasket mount, screw-in stabilizers, and multiple sound-dampening foams.
  • +Advanced gaming features like Rapid Trigger, Analog Mode, and 4-in-1 action keys.
  • +Includes south-facing RGB backlighting with per-key and zone control.

  • Functionally a numpad only, requiring a separate main keyboard for full use.
  • Substantially more expensive than the B31.
  • Shorter claimed wireless battery life of up to 56 hours with RGB off.
  • Hot-swap compatibility is limited exclusively to Gateron double-rail magnetic switches.

Which Keyboard Is Better for Your Needs?

The B31 wins for general-purpose use as a primary keyboard in office, programming, and travel scenarios due to its complete layout and portability. The Q0 HE dominates for specialized gaming and modding, offering unparalleled switch customization and gaming features. For content creation, the Q0 HE is a powerful accessory, but it requires a separate main keyboard to be functional.

GamingKeychron Q0 HE
  • The Q0 HE features Hall Effect magnetic switches with adjustable actuation points from 0.2 to 3.8 mm and Rapid Trigger support.
  • It includes gaming-centric features like Last Key Priority (LKP), Snap Click, and Analog Mode for controller-like input.
  • Its 1000 Hz polling rate in 2.4 GHz and wired modes matches the B31, but the switch technology is specifically designed for gaming precision.
OfficeKeychron B31
  • The B31 is a complete 75% keyboard with function keys and arrow keys, essential for general office tasks.
  • Its vendor description highlights silent typing with a scissor mechanism and pre-lubed keys, suited for shared spaces.
  • It offers a significantly longer claimed wireless battery life of up to 320 hours compared to the Q0 HE's 56 hours with backlight off.
ProgrammingKeychron B31
  • The B31 provides a full alphanumeric layout with a 75% form factor, including essential punctuation and navigation keys.
  • Its wireless functionality and Mac/Win/Linux support offer flexibility for multi-device setups.
  • The Q0 HE, as a numpad, lacks the primary keys needed for coding without being paired with a separate main keyboard.
TravelKeychron B31
  • The B31 is a lighter, self-contained unit at 520g, whereas the Q0 HE is a heavier 684g accessory.
  • Its 75% layout is more space-efficient for portable use than carrying both a main keyboard and a separate numpad.
  • The B31's longer claimed battery life is more practical for mobile use without frequent charging.
ModdingKeychron Q0 HE
  • The Q0 HE is hot-swappable for compatible Gateron double-rail magnetic switches.
  • It features a gasket mount design, screw-in PCB stabilizers, and multiple sound-dampening foams (latex pad, acoustic foam, PET film) for customization.
  • It supports QMK and VIA firmware for deep programmability, while the B31's keycaps are listed as not replaceable and it is not hot-swappable.
Content CreationKeychron Q0 HE
  • The Q0 HE's programmable keys and analog mode can be mapped to software shortcuts for applications like video editing or DAWs.
  • Its Hall Effect switches support assigning multiple actions to a single key based on press depth, useful for macro layers.
  • As a dedicated numpad, it provides quick numerical entry for spreadsheet work or timeline scrubbing when paired with a tenkeyless main board.

Frequently Asked Questions (FAQ)


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