Dareu A81 vs Keychron K2 Ultra Specs

Compare Dareu A81 vs Keychron K2 Ultra Differences Side by Side

Explore the comprehensive side-by-side comparison of the Dareu A81 and Keychron K2 Ultra 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)	5.0 stars (1 reviews)
Purchase Options
Main differences	Released in 2022 Built with the ANSI layout standard Made with a Polycarbonate case Features PBT, ABS, PC keycaps Offers Yes, Rgb RGB lighting	Released in 2026 Has Tactile, Linear, Clicky switch options Supports hot-swappable switches Built with the ISO-ES, ISO-FR, ISO-IT, ISO, ANSI layout standard Comes with a knob Provides dedicated media keys Supports QMK firmware Supports VIA configuration Features N-key rollover Runs at a 8000 Hz polling rate Equipped with a 4000 mAh battery Weighs about 1084 g Sized at 31 x 312 x 122 mm Made with a Aluminum, ABS case Features PBT keycaps Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting
Score	Scores Performance: 46.6 Build Quality: 48.2 Productivity: 81.9 Customizability: 57 Portability: 78	Scores Performance: 91.2 Build Quality: 86.2 Productivity: 97.6 Customizability: 95.1 Portability: 82
Name	Name Dareu A81	Name Keychron K2 Ultra
Release year	Release year 2022	Release year 2026
Switch Options	Switch Options -	Switch Options Tactile, 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 ISO-ES, ISO-FR, ISO-IT, ISO, 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 8000 Hz
Battery capacity	Battery capacity -	Battery capacity 4000 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, White, South-face, White South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Polycarbonate	Case Material Aluminum, ABS
Keycaps Material	Keycaps Material PBT, ABS, PC	Keycaps Material PBT
Dimensions	Dimensions -	Dimensions 31 x 312 x 122 mm
Weight	Weight -	Weight 1084g

DAREU A81 Elastic Gasket Structure 75% Mechanical Keyboard

Keychron K2 Ultra 8K Wireless Custom Mechanical Keyboard ISO Layout Collection

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0.0 stars (0 reviews)

5.0 stars (1 reviews)

Released in 2022
Built with the ANSI layout standard
Made with a Polycarbonate case
Features PBT, ABS, PC keycaps
Offers Yes, Rgb RGB lighting

Released in 2026
Has Tactile, Linear, Clicky switch options
Supports hot-swappable switches
Built with the ISO-ES, ISO-FR, ISO-IT, ISO, ANSI layout standard
Comes with a knob
Provides dedicated media keys
Supports QMK firmware
Supports VIA configuration
Features N-key rollover
Runs at a 8000 Hz polling rate
Equipped with a 4000 mAh battery
Weighs about 1084 g
Sized at 31 x 312 x 122 mm
Made with a Aluminum, ABS case
Features PBT keycaps
Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting

Scores

Performance: 46.6
Build Quality: 48.2
Productivity: 81.9
Customizability: 57
Portability: 78

Scores

Performance: 91.2
Build Quality: 86.2
Productivity: 97.6
Customizability: 95.1
Portability: 82

Name

Dareu A81

Name

Keychron K2 Ultra

Release year

2022

Release year

2026

Switch Options

Tactile, Linear, Clicky

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

75%

Layout Size

75%

Layout Standard

ANSI

Layout Standard

ISO-ES, ISO-FR, ISO-IT, ISO, 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

8000 Hz

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

Screw in Stabilizers

Sound Dampening

Backlight

Rgb

Backlight

Rgb, White, South-face, White South-face

Case Colors

Case Material

Polycarbonate

Case Material

Aluminum, ABS

Keycaps Material

PBT, ABS, PC

Keycaps Material

PBT

Dimensions

31 x 312 x 122 mm

Weight

1084g

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