Compare Double shell DoubleShell DS84i vs Niz L84/L99 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Double shell DoubleShell DS84i and Niz L84/L99 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 2023 Has Tactile, Linear switch options Comes with a knob Includes a No display Connects via USB-C Features N-key rollover Weighs about 798 g Sized at 25 x 153 x 314 mm Features PBT keycaps	Released in 2025 Includes a Yes display Compatible with both Mac and Windows
Score	Scores Performance: 62 Build Quality: 40.5 Productivity: 58.7 Customizability: 59.5 Portability: 74.7	Scores Performance: 49.9 Build Quality: 42 Productivity: 56.6 Customizability: 70 Portability: 78
Name	Name Double shell DoubleShell DS84i	Name Niz L84/L99
Release year	Release year 2023	Release year 2025
Switch Options	Switch Options Tactile, Linear	Switch Options -
Profile	Profile Low Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
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 Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -
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 -	Mount Style -
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 -	Case Material -
Keycaps Material	Keycaps Material PBT	Keycaps Material -
Dimensions	Dimensions 25 x 153 x 314 mm	Dimensions -
Weight	Weight 798g	Weight -