Compare Redragon CASTOR K631 vs FIZZ K617 HE Differences Side by Side

Explore the comprehensive side-by-side comparison of the Redragon CASTOR K631 and Redragon FIZZ K617 HE 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.

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Main differences	Released in 2022 Has Linear switch options Supports hot-swappable switches Available in a 65% layout Weighs about 430 g Features ABS keycaps	Released in 2024 Has Magnetic, Linear switch options Available in a 60% layout Utilizes Hall effect sensors Enables rapid trigger functionality Runs at a 8000 Hz polling rate Weighs about 600 g Sized at 5 x 320 x 140 mm
Score	Scores Performance: 70.5 Build Quality: 56.9 Productivity: 54.4 Customizability: 60.5 Portability: 71.2	Scores Performance: 95.2 Build Quality: 47.5 Productivity: 48.1 Customizability: 48.5 Portability: 66.5
Name	Name Redragon CASTOR K631	Name Redragon FIZZ K617 HE
Release year	Release year 2022	Release year 2024
Switch Options	Switch Options Linear	Switch Options Magnetic, Linear
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 65%	Layout Size 60%
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 Wired, Wired only	Connection Wired, Wired only
Polling Rate	Polling Rate -	Polling Rate 8000 Hz
Battery capacity	Battery capacity -	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 Bottom Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Plastic
Keycaps Material	Keycaps Material ABS	Keycaps Material -
Dimensions	Dimensions -	Dimensions 5 x 320 x 140 mm
Weight	Weight 430g	Weight 600g