Keychron K4 Pro vs Royal Kludge X104 Specs

Compare Keychron K4 Pro vs Royal Kludge X104 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron K4 Pro and Royal Kludge X104 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	4.7 stars (7 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2022 Has Linear, Tactile, Clicky switch options Available in a 96% layout Built with the ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK layout standard Provides dedicated media keys Supports QMK firmware Supports VIA configuration Includes screw-in stabilizers Uses a Tray Mount mounting style Supports Bluetooth, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 4000 mAh battery Weighs about 1280 g Sized at 31 x 391 x 139 mm Made with a Plastic, ABS case Features PBT, ABS keycaps Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting	Released in 2026 Has Linear, Silent switch options Available in a 100% layout Built with the ANSI layout standard Comes with a knob Supports Wired, Wired only connectivity Weighs about 1350 g Sized at 43 x 422 x 137 mm Features PBT keycaps Offers Yes, Rgb RGB lighting
Score	Scores Performance: 81.4 Build Quality: 84.1 Productivity: 94.8 Customizability: 97.4 Portability: 53.5	Scores Performance: 79.3 Build Quality: 52.5 Productivity: 84.5 Customizability: 68.4 Portability: 45.2
Name	Name Keychron K4 Pro	Name Royal Kludge X104
Release year	Release year 2022	Release year 2026
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Silent
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 96%	Layout Size 100%
Layout Standard	Layout Standard ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK	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, Wired, Wireless	Connection Wired, Wired only
Polling Rate	Polling Rate 1000 Hz	Polling Rate -
Battery capacity	Battery capacity 4000 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 Tray Mount	Mount Style -
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, White, South-face, White South-face	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic, ABS	Case Material -
Keycaps Material	Keycaps Material PBT, ABS	Keycaps Material PBT
Dimensions	Dimensions 31 x 391 x 139 mm	Dimensions 43 x 422 x 137 mm
Weight	Weight 1280g	Weight 1350g

Keychron K4 Pro QMK/VIA Wireless Mechanical Keyboard - Image: 4

X104 Wired Full Size Mechanical Keyboard

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4.7 stars (7 reviews)

0.0 stars (0 reviews)

Released in 2022
Has Linear, Tactile, Clicky switch options
Available in a 96% layout
Built with the ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK layout standard
Provides dedicated media keys
Supports QMK firmware
Supports VIA configuration
Includes screw-in stabilizers
Uses a Tray Mount mounting style
Supports Bluetooth, Wired, Wireless connectivity
Runs at a 1000 Hz polling rate
Equipped with a 4000 mAh battery
Weighs about 1280 g
Sized at 31 x 391 x 139 mm
Made with a Plastic, ABS case
Features PBT, ABS keycaps
Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting

Released in 2026
Has Linear, Silent switch options
Available in a 100% layout
Built with the ANSI layout standard
Comes with a knob
Supports Wired, Wired only connectivity
Weighs about 1350 g
Sized at 43 x 422 x 137 mm
Features PBT keycaps
Offers Yes, Rgb RGB lighting

Scores

Performance: 81.4
Build Quality: 84.1
Productivity: 94.8
Customizability: 97.4
Portability: 53.5

Scores

Performance: 79.3
Build Quality: 52.5
Productivity: 84.5
Customizability: 68.4
Portability: 45.2

Name

Keychron K4 Pro

Name

Royal Kludge X104

Release year

2022

Release year

2026

Switch Options

Linear, Tactile, Clicky

Switch Options

Linear, Silent

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

96%

Layout Size

100%

Layout Standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK

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, Wired, Wireless

Connection

Wired, Wired only

Polling Rate

1000 Hz

Polling Rate

Battery capacity

4000 mAh

Battery capacity

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Tray Mount

Mount Style

Screw in Stabilizers

Sound Dampening

Backlight

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

Backlight

Rgb

Case Colors

Case Material

Plastic, ABS

Case Material

Keycaps Material

PBT, ABS

Keycaps Material

PBT

Dimensions

31 x 391 x 139 mm

Dimensions

43 x 422 x 137 mm

Weight

1280g

Weight

1350g

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