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Compare Chilkey ND75 LP vs NIUNIU @40 Differences Side by Side

This comparison is for users drawn to low-profile mechanical keyboards but torn between functionality and minimalism. The Chilkey ND75 LP offers a familiar 75% layout with RGB, a screen, and robust wireless features, while the NIUNIU @40 is a tiny 40% kit that prioritizes portability and custom layout options. The decision hinges on whether you need dedicated keys and multimedia controls or are willing to embrace layers for the sake of desk space.

80
Chilkey ND75 LP Aluminum Hotswap Wireless RGB Low Profile Keyboard
78
[Pre-Order] @40 40% Low Profile Keyboard Kit by Niuniu

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0.0 (0)
4.5 (4)
  • Released in 2024
  • Available in a 75% layout
  • Offers Normal ergonomics
  • Includes a Yes display
  • Compatible with both Mac and Windows
  • Utilizes Hall effect sensors
  • Features N-key rollover
  • Uses a Plate Mount mounting style
  • Runs at a 1000 Hz polling rate
  • Equipped with a 3600 mAh battery
  • Features PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2025
  • Available in a 40% layout
  • Offers Ortholinear ergonomics
  • Includes a No display
  • Supports VIAL configuration
  • Offers No RGB lighting
Scores
  • Performance: 83.5
  • Build Quality: 75.8
  • Productivity: 87
  • Customizability: 73.8
  • Portability: 80.5
Scores
  • Performance: 46.7
  • Build Quality: 80.6
  • Productivity: 80.9
  • Customizability: 75.4
  • Portability: 83.1
Name
Chilkey ND75 LP
Name
NIUNIU @40
Release year
2024
Release year
2025
Switch Options
-
Switch Options
-
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
40%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Ortholinear
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
-
Battery capacity
3600 mAh
Battery capacity
-
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
Plate Mount
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Aluminum
Keycaps Material
PBT
Keycaps Material
-
Dimensions
-
Dimensions
-
Weight
-
Weight
-
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Pros and Trade-offs

For most users, the Chilkey ND75 LP is the more practical choice, providing a balanced, feature-rich low-profile experience out of the box. Only consider the NIUNIU @40 if you specifically desire the challenge and portability of a 40% keyboard and enjoy building from a kit. Your decision ultimately comes down to needing a ready-to-use tool versus a compact project.

Chilkey ND75 LP

  • +Includes a multi-function LED screen for status information.
  • +Comes pre-built with LSA profile double-shot PBT keycaps and Aster linear switches.
  • +Features five layers of sound dampening foam for enhanced acoustics.
  • +Offers versatile mounting with a screwless design for gasket or top mount assembly.
  • +Has triple-mode connectivity with Bluetooth 5.3, 2.4GHz, and wired USB-C.
  • −Uses proprietary software for programming instead of open-source QMK/VIA.
  • −The hotswap PCB may have limited switch compatibility according to a user review.
  • −The vendor description lists conflicting information on RGB LED direction (south-facing in text, north-facing in specs).

NIUNIU @40

  • +Extremely compact 40% form factor with a low 12.5mm front height.
  • +Offers a choice between ortholinear and staggered layout plates.
  • +Supports VIAL for open-source firmware customization.
  • +Sold as a customizable DIY kit with sound dampening foam and silicone pads included.
  • −Lacks a number row and most punctuation keys, requiring heavy use of layers.
  • −Does not have RGB backlighting.
  • −Is sold as a barebones kit, requiring separate purchase of switches and keycaps.
  • −No specific polling rate is mentioned in the provided information.

Which Keyboard Is Better for Your Needs?

The Chilkey ND75 LP is the clear choice for gaming, office work, programming, and content creation due to its more complete key set and integrated features. The NIUNIU @40 wins for travel and modding, leveraging its ultra-small size and kit-based, customizable nature. Your primary task will dictate the winner, as these keyboards serve almost opposite ends of the usability spectrum.

GamingChilkey ND75 LP
  • •The Chilkey ND75 LP has a specified 1000Hz polling rate in wired and 2.4GHz modes.
  • •Its 75% layout retains dedicated arrow keys and function row, which are commonly used in games.
  • •It features N-Key Rollover for simultaneous key presses.
OfficeChilkey ND75 LP
  • •The Chilkey's 75% layout includes a number row and punctuation keys without requiring layers.
  • •It offers triple connectivity (Bluetooth 5.3, 2.4GHz, wired) for easy switching between devices.
  • •It includes a multi-function LED screen that can display status information.
ProgrammingChilkey ND75 LP
  • •The Chilkey ND75 LP has dedicated number and symbol keys, reducing the need for layer shifts while coding.
  • •Its pre-built nature means it's ready to use immediately with included PBT keycaps and switches.
  • •The vendor description states it is compatible with both Windows and MacOS.
TravelNIUNIU @40
  • •The NIUNIU @40 is a 40% keyboard, making it significantly more compact and portable.
  • •Its vendor page lists a very low front height of 12.5mm.
  • •It is available as a kit, which can be built without keycaps and switches to reduce travel weight.
ModdingNIUNIU @40
  • •The NIUNIU @40 is sold as a DIY kit, designed for custom assembly.
  • •It explicitly supports VIAL for firmware customization.
  • •The kit offers a choice between ortholinear and staggered layouts.
Content CreationChilkey ND75 LP
  • •The Chilkey ND75 LP includes RGB backlighting for working in low-light environments.
  • •Its larger layout provides easier access to shortcut keys without complex layering.
  • •The multi-function screen could be used to monitor system stats or macros.

Frequently Asked Questions (FAQ)

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