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Compare Keychron V3 Max vs Bat Knight BK75 Differences Side by Side

This comparison is for buyers deciding between two wireless, gasket-mounted mechanical keyboards at a similar price. The Keychron V3 Max is a TKL focused on enthusiast-grade customization via QMK/VIA and offers multiple layout standards. The Bat Knight BK75 is a 75% keyboard that bundles a unique 3-in-1 wrist rest, dust cover, and display stand. The decision hinges on prioritizing software freedom and a proven ecosystem versus a novel, self-contained physical design.

93
Keychron V3 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection
66
In Stock BK75 Compact 75% Pre-Built Mechanical Keyboard for Gaming and Typing

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4.3 (14)
0.0 (0)
  • Released in 2024
  • Has Tactile, Linear, Clicky switch options
  • Available in a 80% layout
  • Built with the ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ISO, ANSI layout standard
  • Provides dedicated media keys
  • Connects via USB-C
  • Supports QMK firmware
  • Supports VIA configuration
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Weighs about 895 g
  • Sized at 24 x 149 x 368 mm
  • Made with a ABS, Plastic case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2023
  • Has Linear switch options
  • Available in a 75% layout
  • Built with the ANSI layout standard
  • Weighs about 1400 g
  • Sized at 46 x 327 x 150 mm
  • Made with a Plastic case
  • Features PBT keycaps
  • Offers Yes, Rgb RGB lighting
Scores
  • Performance: 82.6
  • Build Quality: 85.4
  • Productivity: 97.7
  • Customizability: 99.9
  • Portability: 76.3
Scores
  • Performance: 79.1
  • Build Quality: 60.9
  • Productivity: 62.9
  • Customizability: 67.9
  • Portability: 75.8
Name
Keychron V3 Max
Name
Bat Knight BK75
Release year
2024
Release year
2023
Switch Options
Tactile, Linear, Clicky
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ISO, 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
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
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
ABS, Plastic
Case Material
Plastic
Keycaps Material
PBT, ABS
Keycaps Material
PBT
Dimensions
24 x 149 x 368 mm
Dimensions
46 x 327 x 150 mm
Weight
895g
Weight
1400g
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Pros and Trade-offs

Select the Keychron V3 Max if your priority is software customization, future modding potential, or you need a specific ISO layout. Opt for the Bat Knight BK75 if you prefer a more compact keyboard with a clever, all-in-one physical design that includes a wrist rest and protective cover, and you do not require advanced firmware remapping.

Keychron V3 Max

  • +Extensive customization via open-source QMK and VIA firmware.
  • +Available in multiple ISO and ANSI layout standards.
  • +Comes in both fully assembled and barebones kit versions.
  • +Features screw-in PCB stabilizers and a polycarbonate plate.
  • +Includes dual 2.4 GHz receivers (Type-C and Type-A) with magnetic storage.
  • −Larger TKL footprint compared to a 75% layout.
  • −Pre-built version only includes linear, tactile, or clicky Gateron Jupiter switches.
  • −No integrated wrist rest or protective cover is included.

Bat Knight BK75

  • +Unique 3-in-1 design integrates a wrist rest, dust cover, and display stand.
  • +Magnetic cover automatically turns the keyboard on/off in wireless modes.
  • +More compact 75% layout saves desk space.
  • +Includes multiple internal foam layers (Rogers Poron, IXPE, PET, silicone).
  • −Lacks support for QMK, VIA, or other open-source firmware.
  • −Only available with pre-lubed linear Bat Knight Orchid V2 switches.
  • −Substantially heavier at 1.4 kg, partly due to the integrated wrist rest.
  • −Only available in ANSI layout.

Which Keyboard Is Better for Your Needs?

The Keychron V3 Max wins in scenarios demanding customization, such as programming, modding, and content creation, thanks to its open-source firmware and layout flexibility. The Bat Knight BK75 is better suited for travel due to its smaller size and protective cover, while office use is a draw. For gaming, the V3 Max's consistent high polling rate and TKL layout give it an edge.

GamingKeychron V3 Max
  • •The V3 Max offers a 1000 Hz polling rate in both its 2.4 GHz and wired modes for consistent low-latency performance.
  • •Its TKL layout provides dedicated arrow and navigation keys without sacrificing significant desk space.
  • •South-facing RGB LEDs prevent interference with Cherry or OEM-profile keycaps, a common choice for gamers.
OfficeTie
  • •Both support multi-device Bluetooth connectivity for switching between computers.
  • •Both include Mac and Windows compatibility out of the box.
  • •The BK75's integrated wrist rest may aid comfort, while the V3 Max's wider layout can be easier for some to adapt to.
ProgrammingKeychron V3 Max
  • •The V3 Max's TKL layout retains the function row, which is often used for IDE shortcuts and debugging.
  • •Full QMK and VIA support allows for deep key remapping and macro creation to streamline workflows.
  • •It is available in multiple ISO layouts, including UK, German, and Nordic, which is crucial for international programmers.
TravelBat Knight BK75
  • •The BK75's 75% layout is more compact than the V3 Max's TKL layout.
  • •Its magnetic metal cover doubles as a dust cover, offering protection during transport.
  • •Both have similar 4000mAh batteries, but the BK75's cover can automatically put the keyboard to sleep to conserve power.
ModdingKeychron V3 Max
  • •The V3 Max has extensive, verified support for QMK and VIA firmware for limitless key remapping.
  • •It is available as a barebones DIY kit, and its hot-swap PCB supports both 3-pin and 5-pin MX switches.
  • •It features screw-in PCB stabilizers and a polycarbonate plate, which are preferred modding platforms.
Content CreationKeychron V3 Max
  • •QMK/VIA support on the V3 Max allows for creating complex macros for video editing or graphic design software.
  • •The inclusion of a knob provides quick control for volume or scrubbing timelines.
  • •The ability to save separate layouts for macOS and Windows is beneficial for creators who work across platforms.

Frequently Asked Questions (FAQ)

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