Ajazz AK820 Max vs AK820 Pro vs AULA S75 Pro Specs

Compare Ajazz AK820 Max vs AK820 Pro vs AULA S75 Pro Differences Side by Side

Explore the comprehensive side-by-side comparison of the Ajazz AK820 Max and Ajazz AK820 Pro 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	4.3 stars (16 reviews)	4.6 stars (739 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2024 Has Magnetic, Linear switch options Utilizes Hall effect sensors Weighs about 850 g Sized at 20 x 333 x 143 mm Made with a ABS, PBT case	Released in 2023 Weighs about 810 g Sized at 40 x 327 x 136 mm Made with a ABS, Aluminum case Offers Yes, Rgb, South-face, Rgb South-face RGB lighting	Released in 2025 Includes a Yes, LCD display Includes screw-in stabilizers Runs at a 4000 Hz polling rate Weighs about 1000 g Sized at 43 x 333 x 147 mm
Score	Scores Performance: 59.6 Build Quality: 55.4 Productivity: 85.2 Customizability: 75.5 Portability: 81.6	Scores Performance: 61.1 Build Quality: 66.2 Productivity: 82.3 Customizability: 72.6 Portability: 79.1	Scores Performance: 85.7 Build Quality: 76.4 Productivity: 91.9 Customizability: 80.5 Portability: 81.7
Name	Name Ajazz AK820 Max	Name Ajazz AK820 Pro	Name AULA S75 Pro
Release year	Release year 2024	Release year 2023	Release year 2025
Switch Options	Switch Options Magnetic, Linear	Switch Options Linear	Switch Options Linear
Profile	Profile Normal Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support	Knob Support
Display Support	Display Support TFT	Display Support TFT	Display Support LCD
Mac/Win Support	Mac/Win Support	Mac/Win Support	Mac/Win Support
Multi-Media Keys	Multi-Media Keys	Multi-Media Keys	Multi-Media Keys
USB-C	USB-C	USB-C	USB-C
USB passthrough	USB passthrough	USB passthrough	USB passthrough
Connection	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -	Polling Rate 4000 Hz
Battery capacity	Battery capacity 4000 mAh	Battery capacity 4000 mAh	Battery capacity 4000 mAh
Hall Effect Support	Hall Effect Support	Hall Effect Support	Hall Effect Support
QMK Support	QMK Support	QMK Support	QMK Support
VIA Support	VIA Support	VIA Support	VIA Support
VIAL Support	VIAL Support	VIAL Support	VIAL Support
N-Key Rollover	N-Key Rollover	N-Key Rollover	N-Key Rollover
Rapid Trigger	Rapid Trigger	Rapid Trigger	Rapid Trigger
Mount Style	Mount Style Gasket Mount	Mount Style Gasket Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb, South-face	Backlight Rgb
Case Colors	Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS, PBT	Case Material ABS, Aluminum	Case Material -
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 20 x 333 x 143 mm	Dimensions 40 x 327 x 136 mm	Dimensions 43 x 333 x 147 mm
Weight	Weight 850g	Weight 810g	Weight 1000g

Ajazz AK820 Max Magnetic Switch Mechanical Keyboard

AULA S75 PRO Tri-mode Wireless Mechanical Keyboard with LCD Screen Creamy

4.3 stars (16 reviews)

4.6 stars (739 reviews)

0.0 stars (0 reviews)

Released in 2024
Has Magnetic, Linear switch options
Utilizes Hall effect sensors
Weighs about 850 g
Sized at 20 x 333 x 143 mm
Made with a ABS, PBT case

Released in 2023
Weighs about 810 g
Sized at 40 x 327 x 136 mm
Made with a ABS, Aluminum case
Offers Yes, Rgb, South-face, Rgb South-face RGB lighting

Released in 2025
Includes a Yes, LCD display
Includes screw-in stabilizers
Runs at a 4000 Hz polling rate
Weighs about 1000 g
Sized at 43 x 333 x 147 mm

Scores

Performance: 59.6
Build Quality: 55.4
Productivity: 85.2
Customizability: 75.5
Portability: 81.6

Scores

Performance: 61.1
Build Quality: 66.2
Productivity: 82.3
Customizability: 72.6
Portability: 79.1

Scores

Performance: 85.7
Build Quality: 76.4
Productivity: 91.9
Customizability: 80.5
Portability: 81.7

Name

Ajazz AK820 Max

Name

Ajazz AK820 Pro

Name

AULA S75 Pro

Release year

2024

Release year

2023

Release year

2025

Switch Options

Magnetic, Linear

Switch Options

Linear

Switch Options

Linear

Profile

Normal Profile

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

75%

Layout Size

75%

Layout Size

75%

Layout Standard

ANSI

Layout Standard

ANSI

Layout Standard

ANSI

Layout Ergonomics

Normal

Layout Ergonomics

Normal

Layout Ergonomics

Normal

Knob Support

Display Support

TFT

Display Support

TFT

Display Support

LCD

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Polling Rate

4000 Hz

Battery capacity

4000 mAh

Battery capacity

4000 mAh

Battery capacity

4000 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Gasket Mount

Mount Style

Gasket Mount

Mount Style

Gasket Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb

Backlight

Rgb, South-face

Backlight

Rgb

Case Colors

Case Material

ABS, PBT

Case Material

ABS, Aluminum

Case Material

Keycaps Material

PBT

Keycaps Material

PBT

Keycaps Material

PBT

Dimensions

20 x 333 x 143 mm

Dimensions

40 x 327 x 136 mm

Dimensions

43 x 333 x 147 mm

Weight

850g

Weight

810g

Weight

1000g

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