Compare MMD KM40 vs Royal Kludge S98 Differences Side by Side

Explore the comprehensive side-by-side comparison of the MMD KM40 and Royal Kludge S98 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
	82	78	Select a keyboard to compare
Rating	5.0 stars (4 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2026 Has Linear, Tactile switch options Available in a 40% layout Includes a No display Supports QMK firmware Supports VIA configuration Uses a Gasket Mount mounting style Equipped with a 2000 mAh battery Weighs about 620 g Made with a Aluminum case Features PBT keycaps Offers Yes, Rgb RGB lighting	Released in 2023 Has Linear, Tactile, Silent switch options Available in a 96% layout Comes with a knob Includes a Yes, TFT display Compatible with both Mac and Windows Offers a USB passthrough port Uses a Top Mount mounting style Equipped with a 3750 mAh battery Weighs about 1879 g Sized at 41 x 140 x 41 mm Features ABS, PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 61.3 Build Quality: 82.9 Productivity: 69.6 Customizability: 84.4 Portability: 83.9	Scores Performance: 65.8 Build Quality: 72.5 Productivity: 82.4 Customizability: 72.8 Portability: 53.3
Name	Name MMD KM40	Name Royal Kludge S98
Release year	Release year 2026	Release year 2023
Switch Options	Switch Options Linear, Tactile	Switch Options Linear, Tactile, Silent
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 40%	Layout Size 96%
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 TFT
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 -
Battery capacity	Battery capacity 2000 mAh	Battery capacity 3750 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 Top 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 Aluminum	Case Material -
Keycaps Material	Keycaps Material PBT	Keycaps Material ABS, PBT
Dimensions	Dimensions -	Dimensions 41 x 140 x 41 mm
Weight	Weight 620g	Weight 1879g