Keydous NJ81 vs Yunzii C75 Specs

Compare Keydous NJ81 vs Yunzii C75 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keydous NJ81 and Yunzii C75 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	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2022 Has Clicky, Linear switch options Includes a Yes display Equipped with a 4000 mAh battery Weighs about 970 g Sized at 36 x 134 x 315 mm Made with a Plastic case Offers Yes, Rgb RGB lighting	Released in 2025 Has Linear, Clicky switch options Includes a No display Features N-key rollover Runs at a 1000 Hz polling rate Equipped with a 5500 mAh battery Weighs about 1008 g Sized at 44 x 336 x 162 mm Made with a Aluminum case Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 48.4 Build Quality: 54.7 Productivity: 65.8 Customizability: 78.8 Portability: 80.2	Scores Performance: 59.1 Build Quality: 55.1 Productivity: 66.2 Customizability: 61.1 Portability: 91.9
Name	Name Keydous NJ81	Name Yunzii C75
Release year	Release year 2022	Release year 2025
Switch Options	Switch Options Clicky, Linear	Switch Options Linear, Clicky
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	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 4000 mAh	Battery capacity 5500 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 PBT	Keycaps Material PBT
Dimensions	Dimensions 36 x 134 x 315 mm	Dimensions 44 x 336 x 162 mm
Weight	Weight 970g	Weight 1008g

Keydous NJ81 Hot-swap Display Screen Mechanical Keyboard

YUNZII C75 Cake Meow Wireless Mechanical Keyboard

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0.0 stars (0 reviews)

Released in 2022
Has Clicky, Linear switch options
Includes a Yes display
Equipped with a 4000 mAh battery
Weighs about 970 g
Sized at 36 x 134 x 315 mm
Made with a Plastic case
Offers Yes, Rgb RGB lighting

Released in 2025
Has Linear, Clicky switch options
Includes a No display
Features N-key rollover
Runs at a 1000 Hz polling rate
Equipped with a 5500 mAh battery
Weighs about 1008 g
Sized at 44 x 336 x 162 mm
Made with a Aluminum case
Offers Yes, Rgb, South-face, Rgb South-face RGB lighting

Scores

Performance: 48.4
Build Quality: 54.7
Productivity: 65.8
Customizability: 78.8
Portability: 80.2

Scores

Performance: 59.1
Build Quality: 55.1
Productivity: 66.2
Customizability: 61.1
Portability: 91.9

Name

Keydous NJ81

Name

Yunzii C75

Release year

2022

Release year

2025

Switch Options

Clicky, Linear

Switch Options

Linear, Clicky

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

75%

Layout Size

75%

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

4000 mAh

Battery capacity

5500 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

Keycaps Material

PBT

Dimensions

36 x 134 x 315 mm

Dimensions

44 x 336 x 162 mm

Weight

970g

Weight

1008g

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