Compare Ajazz AK820 AS vs Epomaker EK21 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Ajazz AK820 AS and Epomaker EK21 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
	75	84	Select a keyboard to compare
Rating	0.0 stars (0 reviews)	4.5 stars (13 reviews)
Purchase Options
Main differences	Released in 2023 Has Clicky, Linear, Tactile switch options Available in a 75% layout Supports Wired, Wired only connectivity Weighs about 810 g Sized at 40 x 136 x 327 mm Made with a Aluminum, Plastic case Offers Yes, White, North-face, White North-face RGB lighting	Released in 2025 Has Linear switch options Available in a Numpad layout Supports VIA configuration Features N-key rollover Has built-in sound dampening Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 1000 mAh battery Weighs about 200 g Sized at 29 x 138 x 93 mm Made with a ABS case Offers Yes, Rgb RGB lighting
Score	Scores Performance: 58.7 Build Quality: 76.6 Productivity: 82.7 Customizability: 72.4 Portability: 68.5	Scores Performance: 77.3 Build Quality: 77.3 Productivity: 87.8 Customizability: 83.1 Portability: 88
Name	Name Ajazz AK820 AS	Name Epomaker EK21
Release year	Release year 2023	Release year 2025
Switch Options	Switch Options Clicky, Linear, Tactile	Switch Options Linear
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	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 -	Polling Rate 1000 Hz
Battery capacity	Battery capacity -	Battery capacity 1000 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 White, North-face	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum, Plastic	Case Material ABS
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 40 x 136 x 327 mm	Dimensions 29 x 138 x 93 mm
Weight	Weight 810g	Weight 200g