Compare Ajazz AK820 Pro vs Yunzii B75 Pro Max Differences Side by Side

Explore the comprehensive side-by-side comparison of the Ajazz AK820 Pro and Yunzii B75 Pro 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
	76	84	Select a keyboard to compare
Rating	4.6 stars (737 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Compatible with both Mac and Windows Has built-in sound dampening Equipped with a 4000 mAh battery Weighs about 810 g Sized at 40 x 327 x 136 mm Made with a ABS, Aluminum case	Released in 2025 Supports QMK firmware Supports VIA configuration Equipped with a 8000 mAh battery Weighs about 993 g Sized at 42 x 334 x 144 mm
Score	Scores Performance: 60.5 Build Quality: 66.2 Productivity: 82.2 Customizability: 72.5 Portability: 79.2	Scores Performance: 83.4 Build Quality: 79.9 Productivity: 73.6 Customizability: 89.4 Portability: 90.3
Name	Name Ajazz AK820 Pro	Name Yunzii B75 Pro Max
Release year	Release year 2023	Release year 2025
Switch Options	Switch Options Linear	Switch Options Linear
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
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 TFT	Display Support TFT
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 -
Battery capacity	Battery capacity 4000 mAh	Battery capacity 8000 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, South-face	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS, Aluminum	Case Material -
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 40 x 327 x 136 mm	Dimensions 42 x 334 x 144 mm
Weight	Weight 810g	Weight 993g