Compare Royal Kludge S98 ES vs Yunzii IF99 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Royal Kludge S98 ES and Yunzii IF99 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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Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
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Main differences	Available in a 96% layout Comes with a knob Includes a Yes, LCD display Offers a USB passthrough port Includes screw-in stabilizers Uses a Top Mount mounting style Equipped with a 3750 mAh battery Weighs about 1879 g Sized at 42 x 409 x 140 mm Features ABS keycaps Offers Yes, Rgb RGB lighting	Has Linear switch options Available in a 95% layout Includes a Yes display Supports QMK firmware Supports VIA configuration Uses a Gasket Mount mounting style Runs at a 1000 Hz polling rate Equipped with a 8000 mAh battery Weighs about 1238.5 g Sized at 46 x 385 x 143 mm Features PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 77.7 Build Quality: 70.2 Productivity: 90.8 Customizability: 79.4 Portability: 56.7	Scores Performance: 81.6 Build Quality: 80.4 Productivity: 89.2 Customizability: 89.7 Portability: 62.9
Name	Name Royal Kludge S98 ES	Name Yunzii IF99
Release year	Release year 2025	Release year 2025
Switch Options	Switch Options -	Switch Options Linear
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 96%	Layout Size 95%
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 LCD	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 Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity 3750 mAh	Battery capacity 8000 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 Top Mount	Mount Style Gasket 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 -	Case Material -
Keycaps Material	Keycaps Material ABS	Keycaps Material PBT
Dimensions	Dimensions 42 x 409 x 140 mm	Dimensions 46 x 385 x 143 mm
Weight	Weight 1879g	Weight 1238.5g