Keychron Q0 Plus Numpad vs MMD KM21 Ultra Specs

Compare Keychron Q0 Plus Numpad vs MMD KM21 Ultra Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron Q0 Plus Numpad and MMD KM21 Ultra and view their biggest differences. The detailed comparison table allows you to see all the essential features, specifications, and benefits of each keyboard at a glance. Whether you're looking for performance, value, or specific functionalities, this comparison tool helps you make an informed decision.

Model
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Provides dedicated media keys Includes screw-in stabilizers Uses a Plate Mount mounting style Supports Wired, Wired only connectivity Runs at a 1000 Hz polling rate Offers Yes, Rgb, South-face, Rgb South-face RGB lighting	Released in 2026 Uses a Top Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Equipped with a 980 mAh battery Offers Yes, Rgb RGB lighting
Score	Scores Performance: 68.8 Build Quality: 85.2 Productivity: 95.5 Customizability: 95.6 Portability: 72.4	Scores Performance: 66.1 Build Quality: 81.8 Productivity: 89.3 Customizability: 89.9 Portability: 85.7
Name	Name Keychron Q0 Plus Numpad	Name MMD KM21 Ultra
Release year	Release year 2023	Release year 2026
Switch Options	Switch Options -	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size Numpad	Layout Size Numpad
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	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	Connection Wired, Wired only	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate -
Battery capacity	Battery capacity -	Battery capacity 980 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	Mount Style Plate Mount	Mount Style Top Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, South-face	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum	Case Material Aluminum
Keycaps Material	Keycaps Material -	Keycaps Material -
Dimensions	Dimensions -	Dimensions -
Weight	Weight -	Weight -

Keychron Q0 Plus Barebones Aluminum Numpad Hotswap RGB Mechanical Keyboard

MMD KM21 Ultra - QMK/VIA Wireless Aluminium Macropad Numpad

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0.0 stars (0 reviews)

Released in 2023
Provides dedicated media keys
Includes screw-in stabilizers
Uses a Plate Mount mounting style
Supports Wired, Wired only connectivity
Runs at a 1000 Hz polling rate
Offers Yes, Rgb, South-face, Rgb South-face RGB lighting

Released in 2026
Uses a Top Mount mounting style
Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
Equipped with a 980 mAh battery
Offers Yes, Rgb RGB lighting

Scores

Performance: 68.8
Build Quality: 85.2
Productivity: 95.5
Customizability: 95.6
Portability: 72.4

Scores

Performance: 66.1
Build Quality: 81.8
Productivity: 89.3
Customizability: 89.9
Portability: 85.7

Name

Keychron Q0 Plus Numpad

Name

MMD KM21 Ultra

Release year

2023

Release year

2026

Switch Options

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

Numpad

Layout Size

Numpad

Layout Standard

ANSI

Layout Standard

ANSI

Layout Ergonomics

Normal

Layout Ergonomics

Normal

Knob Support

Display Support

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Wired, Wired only

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Polling Rate

1000 Hz

Polling Rate

Battery capacity

980 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Plate Mount

Mount Style

Top Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb, South-face

Backlight

Rgb

Case Colors

Case Material

Aluminum

Case Material

Aluminum

Keycaps Material

Dimensions

Weight

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