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61
Ready to use Agar mini Dual-mode version with keycaps

KBDFans Agar Mini Mechanical Keyboard

The KBDFans Agar Mini is a compact 40% mechanical keyboard kit designed for users who prioritize portability and customization. It suits hobbyists who want a small, efficient layout with multiple firmware and connectivity options. The keyboard supports both MX-style and EC switches, catering to users who prefer hot-swap flexibility or a specific switch type. Its design balances aesthetic appeal with practical features for daily use and programming.</p... Read more
Compare prices from $160.00 to $281
Details
Specification
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Compare KBDFans Agar Mini vs Kezewa Niu Niu KB 40 vs Keychron Q4 Pro Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
KBDFans Agar MiniKezewa Niu Niu KB 40Keychron Q4 Pro
61
Ready to use Agar mini Dual-mode version with keycaps
67
KB-40 Keyboard
90
Keychron Q4 Pro QMK/VIA Wireless Custom Mechanical Keyboard
0.0 (0)
0.0 (0)
5.0 (2)
  • Released in 2025
  • Supports Bluetooth, Wireless connectivity
  • Equipped with a 300 mAh battery
  • Made with a Polycarbonate, Brass case
  • Released in 2026
  • Offers Ortholinear ergonomics
  • Supports VIAL configuration
  • Supports Wired, Wired only connectivity
  • Weighs about 1000 g
  • Sized at 30 x 240 x 94 mm
  • Released in 2023
  • Has Linear, Tactile, Clicky switch options
  • Available in a 60% layout
  • Built with the ANSI, ISO layout standard
  • Compatible with both Mac and Windows
  • Connects via USB-C
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Has built-in sound dampening
  • Supports Bluetooth, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 1351 g
  • Sized at 21 x 121 x 303 mm
  • Features PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 41.7
  • Build Quality: 74.1
  • Productivity: 47.8
  • Customizability: 50
  • Portability: 80
Scores
  • Performance: 46.1
  • Build Quality: 77.2
  • Productivity: 56.1
  • Customizability: 68.5
  • Portability: 64.9
Scores
  • Performance: 75.4
  • Build Quality: 87.3
  • Productivity: 91.7
  • Customizability: 95.3
  • Portability: 89.6
Name
KBDFans Agar Mini
Name
Kezewa Niu Niu KB 40
Name
Keychron Q4 Pro
Release year
2025
Release year
2026
Release year
2023
Switch Options
-
Switch Options
-
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
40%
Layout Size
40%
Layout Size
60%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ANSI, ISO
Layout Ergonomics
Normal
Layout Ergonomics
Ortholinear
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, Wireless
Connection
Wired, Wired only
Connection
Bluetooth, Wired, Wireless
Polling Rate
-
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
300 mAh
Battery capacity
-
Battery capacity
4000 mAh
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Backlight
 
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Colors
Case Material
Polycarbonate, Brass
Case Material
Aluminum
Case Material
Aluminum
Keycaps Material
-
Keycaps Material
-
Keycaps Material
PBT
Dimensions
-
Dimensions
30 x 240 x 94 mm
Dimensions
21 x 121 x 303 mm
Weight
-
Weight
1000g
Weight
1351g
*Something incorrect or missing? Please
let me know
!

Product Description

The KBDFans Agar Mini is a compact 40% mechanical keyboard kit designed for users who prioritize portability and customization. It suits hobbyists who want a small, efficient layout with multiple firmware and connectivity options. The keyboard supports both MX-style and EC switches, catering to users who prefer hot-swap flexibility or a specific switch type. Its design balances aesthetic appeal with practical features for daily use and programming.

Key Features

  • Available in three versions: MX Wired (QMK firmware), MX Dual-Mode Wireless (ZMK firmware), and EC Edition (QMK firmware), offering flexibility in connectivity and customization.
  • Hot-swap support on MX versions allows easy switch replacement without soldering, enabling quick typing feel adjustments.
  • Compatibility with real-time configuration tools like VIA, VIAL, AVA, and zmk.studio simplifies key remapping and macro programming.
  • Compact 40% layout reduces desk footprint and enhances portability, suitable for minimalists or users with limited space.

Build Quality

  • Case options include anodized aluminum, polycarbonate, brass, and e-coated finishes, providing a range of durability and aesthetic choices.
  • Includes a silicone gasket, which helps dampen typing noise and vibration for a quieter experience.
  • Magnetic pogo-pin daughterboard design supports easy assembly and maintenance.
  • Weight bar included to improve stability during use.

Connectivity

  • Wired MX version connects via USB for stable, low-latency input.
  • Dual-mode MX version supports Bluetooth with a power-efficient connection, suitable for wireless use with longer battery life (exact duration unknown).
  • EC version is wired and uses Naevies EC switches, focusing on a specific typing feel.

Compatibility and Firmware

  • Supports MX-style mechanical switches on MX versions and Naevies EC switches on the EC version.
  • Firmware options include QMK and ZMK, both widely supported and customizable.
  • Real-time configuration tools enable on-the-fly key remapping without reflashing firmware.

Trade-offs

  • 40% layout lacks dedicated function keys and arrow clusters, which may require layer use and reduce convenience for some users.
  • Battery life details for the wireless version are not specified, so endurance expectations are unclear.
  • No user reviews available, so real-world long-term reliability and experience are unknown.

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