Epomaker EK21 vs Keychron K0 Max Specs

Compare Epomaker EK21 vs Keychron K0 Max Differences Side by Side

Explore the comprehensive side-by-side comparison of the Epomaker EK21 and Keychron K0 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	4.6 stars (12 reviews)	3.7 stars (14 reviews)
Purchase Options
Main differences	Has Linear switch options Uses a Gasket Mount mounting style Equipped with a 1000 mAh battery Weighs about 200 g Sized at 29 x 138 x 93 mm Made with a ABS case Features PBT keycaps Offers Yes, Rgb RGB lighting	Has Linear, Tactile, Clicky switch options Features a low-profile design Supports QMK firmware Includes screw-in stabilizers Uses a Plate Mount mounting style Equipped with a 750 mAh battery Made with a Aluminum, Plastic case Features PBT, POM keycaps Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
Score	Scores Performance: 77.2 Build Quality: 76.6 Productivity: 86.8 Customizability: 82.4 Portability: 87.8	Scores Performance: 79 Build Quality: 84.7 Productivity: 95.1 Customizability: 92.8 Portability: 85.9
Name	Name Epomaker EK21	Name Keychron K0 Max
Release year	Release year 2025	Release year 2025
Switch Options	Switch Options Linear	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Low 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 1000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity 1000 mAh	Battery capacity 750 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 Plate Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb, North-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS	Case Material Aluminum, Plastic
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT, POM
Dimensions	Dimensions 29 x 138 x 93 mm	Dimensions -
Weight	Weight 200g	Weight -

Keychron K0 Max QMK Wireless Custom Number Pad

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4.6 stars (12 reviews)

3.7 stars (14 reviews)

Has Linear switch options
Uses a Gasket Mount mounting style
Equipped with a 1000 mAh battery
Weighs about 200 g
Sized at 29 x 138 x 93 mm
Made with a ABS case
Features PBT keycaps
Offers Yes, Rgb RGB lighting

Has Linear, Tactile, Clicky switch options
Features a low-profile design
Supports QMK firmware
Includes screw-in stabilizers
Uses a Plate Mount mounting style
Equipped with a 750 mAh battery
Made with a Aluminum, Plastic case
Features PBT, POM keycaps
Offers Yes, Rgb, North-face, Rgb North-face RGB lighting

Scores

Performance: 77.2
Build Quality: 76.6
Productivity: 86.8
Customizability: 82.4
Portability: 87.8

Scores

Performance: 79
Build Quality: 84.7
Productivity: 95.1
Customizability: 92.8
Portability: 85.9

Name

Epomaker EK21

Name

Keychron K0 Max

Release year

2025

Release year

2025

Switch Options

Linear

Switch Options

Linear, Tactile, Clicky

Profile

Normal Profile

Profile

Low 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

Polling Rate

1000 Hz

Battery capacity

1000 mAh

Battery capacity

750 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Gasket Mount

Mount Style

Plate Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb

Backlight

Rgb, North-face

Case Colors

Case Material

ABS

Case Material

Aluminum, Plastic

Keycaps Material

PBT

Keycaps Material

PBT, POM

Dimensions

29 x 138 x 93 mm

Dimensions

Weight

200g

Weight

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