Compare Ducky One 3 SF Aura vs Keychron K2 QMK V3 vs K3 V3 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Ducky One 3 SF Aura and Keychron K2 QMK V3 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
	62	83	83
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Has Clicky, Tactile, Linear, Silent switch options Available in a 65% layout Built with the ANSI layout standard Has built-in sound dampening Uses a Plate Mount mounting style Supports Wired, Wired only connectivity Made with a Plastic case Offers Yes, Rgb RGB lighting	Released in 2025 Built with the ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ANSI layout standard Uses a PCB Mount mounting style Equipped with a 4000 mAh battery Made with a Aluminum case Features PBT keycaps Offers Yes, Rgb, White RGB lighting	Released in 2024 Features a low-profile design Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard Uses a Top Mount mounting style Runs at a 1000 Hz polling rate Equipped with a 1550 mAh battery Weighs about 540 g Sized at 19 x 306 x 116 mm Made with a ABS, Aluminum case Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Score	Scores Performance: 56.1 Build Quality: 52.8 Productivity: 71.3 Customizability: 69.1 Portability: 71.2	Scores Performance: 81.9 Build Quality: 78.8 Productivity: 80.6 Customizability: 90.1 Portability: 80.6	Scores Performance: 81.8 Build Quality: 81.8 Productivity: 70.1 Customizability: 89.9 Portability: 74.7
Name	Name Ducky One 3 SF Aura	Name Keychron K2 QMK V3	Name Keychron K3 V3
Release year	Release year 2023	Release year 2025	Release year 2024
Switch Options	Switch Options Clicky, Tactile, Linear, Silent	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Normal Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 65%	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ANSI	Layout Standard ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support	Display Support
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 Wired, Wired only	Connection Bluetooth, Wired, Wireless	Connection Bluetooth, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity -	Battery capacity 4000 mAh	Battery capacity 1550 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 Plate Mount	Mount Style PCB Mount	Mount Style Top 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, White	Backlight Rgb, White, North-face
Case Colors	Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Aluminum	Case Material ABS, Aluminum
Keycaps Material	Keycaps Material PBT, ABS	Keycaps Material PBT	Keycaps Material PBT, ABS
Dimensions	Dimensions -	Dimensions -	Dimensions 19 x 306 x 116 mm
Weight	Weight -	Weight -	Weight 540g