Compare Redragon CASTOR K631 Pro vs Keychron V2 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Redragon CASTOR K631 Pro and Keychron V2 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
		92	Select a keyboard to compare
Rating	0.0 stars (0 reviews)	2.5 stars (17 reviews)
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Main differences	Released in 2026 Has Linear switch options Built with the ANSI layout standard Features N-key rollover Uses a Bottom Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Equipped with a 1600 mAh battery Weighs about 470 g Sized at 40 x 309 x 104 mm Made with a Plastic case Features ABS keycaps Offers Yes, Rgb RGB lighting	Released in 2022 Has Linear, Tactile, Clicky switch options Built with the ISO, ISO-DE, ISO-UK, ISO-FR, ISO-ES, ANSI layout standard Comes with a knob Compatible with both Mac and Windows Provides dedicated media keys Supports QMK firmware Supports VIA configuration Includes screw-in stabilizers Has built-in sound dampening Uses a Tray Mount mounting style Supports Wired, Wired only connectivity Runs at a 1000 Hz polling rate Weighs about 855 g Sized at 20 x 123 x 330 mm Made with a Plastic, ABS case Features ABS, PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 70.8 Build Quality: 56.9 Productivity: 54 Customizability: 58.6 Portability: 84.6	Scores Performance: 67.9 Build Quality: 86.7 Productivity: 95.2 Customizability: 100 Portability: 75.3
Name	Name Redragon CASTOR K631 Pro	Name Keychron V2
Release year	Release year 2026	Release year 2022
Switch Options	Switch Options Linear	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 65%	Layout Size 65%
Layout Standard	Layout Standard ANSI	Layout Standard ISO, ISO-DE, ISO-UK, ISO-FR, ISO-ES, 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 Wired, Wired only
Polling Rate	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity 1600 mAh	Battery capacity -
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 Bottom Mount	Mount Style Tray 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 Plastic, ABS
Keycaps Material	Keycaps Material ABS	Keycaps Material ABS, PBT
Dimensions	Dimensions 40 x 309 x 104 mm	Dimensions 20 x 123 x 330 mm
Weight	Weight 470g	Weight 855g