Feker JJK21 vs Keychron Q0 Max Specs

Compare Feker JJK21 vs Keychron Q0 Max Differences Side by Side

Explore the comprehensive side-by-side comparison of the Feker JJK21 and Keychron Q0 Max 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	2.8 stars (10 reviews)	5.0 stars (6 reviews)
Purchase Options
Main differences	Released in 2022 Equipped with a 1500 mAh battery Weighs about 300 g Made with a Plastic case Offers Yes, Rgb RGB lighting	Released in 2024 Has Linear, Tactile, Clicky switch options Compatible with both Mac and Windows Supports QMK firmware Supports VIA configuration Includes screw-in stabilizers Runs at a 1000 Hz polling rate Equipped with a 1800 mAh battery Weighs about 684 g Sized at 22 x 118 x 137 mm Made with a Aluminum case Features PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 76.6 Build Quality: 75.5 Productivity: 74.5 Customizability: 80.6 Portability: 86.5	Scores Performance: 77.7 Build Quality: 88.2 Productivity: 94 Customizability: 97.5 Portability: 87
Name	Name Feker JJK21	Name Keychron Q0 Max
Release year	Release year 2022	Release year 2024
Switch Options	Switch Options -	Switch Options Linear, Tactile, Clicky
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 Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity 1500 mAh	Battery capacity 1800 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 Gasket Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Aluminum
Keycaps Material	Keycaps Material -	Keycaps Material PBT
Dimensions	Dimensions -	Dimensions 22 x 118 x 137 mm
Weight	Weight 300g	Weight 684g

Keychron Q0 Max QMK Wireless Custom Number Pad

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2.8 stars (10 reviews)

5.0 stars (6 reviews)

Released in 2022
Equipped with a 1500 mAh battery
Weighs about 300 g
Made with a Plastic case
Offers Yes, Rgb RGB lighting

Released in 2024
Has Linear, Tactile, Clicky switch options
Compatible with both Mac and Windows
Supports QMK firmware
Supports VIA configuration
Includes screw-in stabilizers
Runs at a 1000 Hz polling rate
Equipped with a 1800 mAh battery
Weighs about 684 g
Sized at 22 x 118 x 137 mm
Made with a Aluminum case
Features PBT keycaps
Offers Yes, Rgb, South-face, Rgb South-face RGB lighting

Scores

Performance: 76.6
Build Quality: 75.5
Productivity: 74.5
Customizability: 80.6
Portability: 86.5

Scores

Performance: 77.7
Build Quality: 88.2
Productivity: 94
Customizability: 97.5
Portability: 87

Name

Feker JJK21

Name

Keychron Q0 Max

Release year

2022

Release year

2024

Switch Options

Linear, Tactile, Clicky

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

Bluetooth, 2.4 GHz, Wired, Wireless

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Polling Rate

1000 Hz

Battery capacity

1500 mAh

Battery capacity

1800 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Gasket Mount

Mount Style

Gasket Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb

Backlight

Rgb, South-face

Case Colors

Case Material

Plastic

Case Material

Aluminum

Keycaps Material

PBT

Dimensions

22 x 118 x 137 mm

Weight

300g

Weight

684g

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