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Compare Keychron Q9 vs NIUNIU @40 Differences Side by Side

This comparison is for users seeking an ultra-compact 40% mechanical keyboard but are torn between a traditional, high-feature wired board and a modern wireless low-profile design. The Keychron Q9 offers a robust, gasket-mounted aluminum build with extensive programmability, while the NIUNIU @40 prioritizes portability with wireless connectivity and a slimmer profile. The decision hinges on whether you value a premium typing feel and deep customization or wireless freedom and a lower typing height.

95
Keychron Q9 QMK Custom Mechanical Keyboard
78
[Pre-Order] @40 40% Low Profile Keyboard Kit by Niuniu

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4.5 (9)
4.5 (4)
  • Released in 2022
  • Has Linear, Tactile, Clicky switch options
  • Built with the ANSI, ISO layout standard
  • Offers Split Spacebar ergonomics
  • Comes with a knob
  • Compatible with both Mac and Windows
  • Supports QMK firmware
  • Supports VIA configuration
  • Uses a Gasket Mount mounting style
  • Supports Wired, Wired only connectivity
  • Runs at a 1000 Hz polling rate
  • Weighs about 1050 g
  • Sized at 20 x 94 x 326 mm
  • Features PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2025
  • Features a low-profile design
  • Built with the ANSI layout standard
  • Offers Ortholinear ergonomics
  • Supports VIAL configuration
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Offers No RGB lighting
Scores
  • Performance: 65.1
  • Build Quality: 91
  • Productivity: 94.4
  • Customizability: 97.1
  • Portability: 70.3
Scores
  • Performance: 46.6
  • Build Quality: 80.5
  • Productivity: 80.8
  • Customizability: 75.4
  • Portability: 83.1
Name
Keychron Q9
Name
NIUNIU @40
Release year
2022
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
-
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
40%
Layout Size
40%
Layout Standard
ANSI, ISO
Layout Standard
ANSI
Layout Ergonomics
Split Spacebar
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
Wired, Wired only
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
-
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
Gasket 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
20 x 94 x 326 mm
Dimensions
-
Weight
1050g
Weight
-
*Something incorrect or missing? Please
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Pros and Trade-offs

Your primary need dictates the choice. For a desktop-centric, immersive typing project with top-tier customization and sound, the wired Keychron Q9 is the superior tool. If your priority is a sleek, cable-free keyboard for moving between devices or travel, and you prefer a low-profile typing experience, the NIUNIU @40 is the more practical option. Consider your willingness to adapt to a 40% layout with either board.

Keychron Q9

  • +Full CNC-machined aluminum case with a double-gasket mount design for a premium, flexible typing feel.
  • +Extensive programmability via QMK and VIA firmware, including a programmable rotary encoder knob.
  • +Includes south-facing RGB backlighting and supports both ANSI and ISO physical layouts.
  • +Comes with OSA profile double-shot PBT keycaps and pre-lubed switches in the fully assembled version.
  • +Hot-swappable PCB supports 3-pin and 5-pin MX switches and uses screw-in stabilizers.
  • −Wired-only connectivity limits placement and adds cable clutter.
  • −Heavy at 1050 grams, which reduces portability.
  • −The 40% layout requires significant adaptation and reliance on layers for daily use.

NIUNIU @40

  • +Offers wireless connectivity options including Bluetooth and 2.4 GHz for cable-free use.
  • +Low-profile design with a 12.5mm front height for a potentially more ergonomic typing position.
  • +Available in both ortholinear and staggered layout options to suit different typing preferences.
  • +Kit includes sound dampening foam sheets, silicone pads, and Kailh low-profile stabilizers.
  • +Lighter and more portable form factor compared to a full metal wired board.
  • −Lacks any form of RGB or backlighting.
  • −Relies on low-profile switches and keycaps, which have less aftermarket support than standard MX parts.
  • −Product is listed as a pre-order with future shipping estimates, indicating limited immediate availability.

Which Keyboard Is Better for Your Needs?

The Keychron Q9 dominates for stationary, customizable use cases like gaming, programming, and content creation, thanks to its high-performance wired connection, extensive programmability, and mod-friendly design. The NIUNIU @40 is the clear choice for mobile and office environments where wireless connectivity and a low-profile form factor are primary concerns. For travel, the @40's wireless operation gives it an edge, while modders will find more to work with in the Q9's gasket-mounted construction.

GamingKeychron Q9
  • •The Keychron Q9 has a specified 1000 Hz polling rate for lower latency.
  • •Its south-facing RGB lighting is compatible with Cherry-profile keycaps without interference.
  • •The vendor description states its latency is hardly noticeable in competitive games.
OfficeNIUNIU @40
  • •The NIUNIU @40 offers Bluetooth and 2.4 GHz wireless connectivity for clutter-free desks.
  • •Its low-profile design and 12.5mm front height may be more ergonomic for some users.
  • •Wireless operation allows for easy switching between multiple devices.
ProgrammingKeychron Q9
  • •The Keychron Q9 supports both QMK and VIA for deep, layered key remapping.
  • •It includes a programmable knob for macros like volume or scrolling.
  • •Its split spacebar design can be remapped to additional function keys.
TravelNIUNIU @40
  • •The NIUNIU @40 is wireless, eliminating the need to carry a cable.
  • •Its low-profile design is inherently slimmer and may pack more easily.
  • •The vendor listing includes battery options for portable use.
ModdingKeychron Q9
  • •The Keychron Q9 features a double-gasket mount design, a steel plate, and screw-in stabilizers for acoustic tuning.
  • •It is hot-swappable and supports both 3-pin and 5-pin MX switches.
  • •The vendor description details sound dampening via silicone pads between the metal cases.
Content CreationKeychron Q9
  • •The Keychron Q9's programmable knob can be mapped to creative shortcuts like zoom or brush size.
  • •QMK/VIA support allows for complex macros tailored to editing workflows.
  • •The split spacebar offers additional thumb-accessible keys for shortcuts.

Frequently Asked Questions (FAQ)

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