Compare AULA F99 vs Yunzii IF99 Differences Side by Side

This comparison is for buyers deciding between two feature-packed, tri-mode wireless keyboards in a compact full-size layout. The AULA F99 and Yunzii IF99 both offer gasket mounts, hot-swappable sockets, and large batteries, making the choice difficult. The decision hinges on whether you prioritize a specific gaming feature or deeper software and hardware personalization.

Model
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Rating	4.8 stars (52 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Available in a 96% layout Includes a No display Enables rapid trigger functionality Includes screw-in stabilizers Weighs about 1023 g Sized at 43 x 147 x 391 mm Made with a ABS, Plastic, PBT case Offers Yes, Rgb, North-face, Rgb North-face RGB lighting	Released in 2025 Available in a 95% layout Includes a Yes display Supports QMK firmware Supports VIA configuration Features N-key rollover Runs at a 1000 Hz polling rate Weighs about 1238.5 g Sized at 46 x 385 x 143 mm Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 58.1 Build Quality: 56.8 Productivity: 86.8 Customizability: 66 Portability: 62.3	Scores Performance: 81.9 Build Quality: 80.4 Productivity: 89.1 Customizability: 89.6 Portability: 63.1
Name	Name AULA F99	Name Yunzii IF99
Release year	Release year 2023	Release year 2025
Switch Options	Switch Options Linear	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	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 8000 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 Gasket Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, North-face	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS, Plastic, PBT	Case Material -
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 43 x 147 x 391 mm	Dimensions 46 x 385 x 143 mm
Weight	Weight 1023g	Weight 1238.5g

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Pros and Trade-offs

Your primary need dictates the choice. If your focus is competitive gaming and you want the rapid trigger function, the AULA F99 is the clear pick. If you value unparalleled customization through open-source software, a unique LCD screen, and hardware personalization, the Yunzii IF99 is worth the investment. Both are competent wireless boards, but they cater to different enthusiast priorities.

AULA F99

+Includes a rapid trigger feature specifically for gaming.
+Lighter weight (1023g) and slightly slimmer profile than the IF99.
+Vendor description details a five-layer sound dampening system with sandwich foam, IXPE pad, PET film, bottom foam, and silicone case pad.
+Offers a choice between PC and FR4 plates, as stated in its product listing.
+North-facing RGB LEDs, which can be a consideration for certain aftermarket keycap compatibility.

−Lacks the advanced QMK/VIA software support found on the IF99.
−Does not have an integrated LCD screen for customization or information display.
−Uses proprietary AULA driver software, which the listing notes only supports Windows.

Yunzii IF99

+Features a customizable LCD screen for displaying time, GIFs, photos, and system info.
+Fully supports QMK and VIA open-source software for extensive key remapping and macro creation.
+Includes a customizable magnetic badge that also stores the 2.4GHz receiver.
+South-facing RGB LEDs, which avoid interference with Cherry-profile keycaps.
+Vendor listing confirms a 1000 Hz polling rate.

−Heavier (1238.5g) and thicker (46mm) than the AULA F99.
−The LCD screen and additional features may contribute to a higher price point.
−No mention of a rapid trigger function for gaming.

Which Keyboard Is Better for Your Needs?

The Yunzii IF99 wins in scenarios demanding deep customization, such as programming, modding, and content creation, thanks to its QMK/VIA support and LCD screen. The AULA F99 is the better choice for dedicated gamers due to its rapid trigger feature and slightly more portable form factor. For general office use, both keyboards are equally capable with their shared core features.

GamingAULA F99

•The AULA F99 explicitly lists a rapid trigger feature, which is a gaming-specific function.
•It is lighter at 1023g compared to the Yunzii IF99's 1238.5g, which may be preferable for desk space adjustments.

OfficeTie

•Both keyboards offer a 95-96% layout with a numpad, which is useful for data entry.
•Both support tri-mode connectivity (Bluetooth, 2.4GHz, wired) for flexible device switching.
•Both have large 8000mAh batteries for extended wireless use.

ProgrammingYunzii IF99

•The Yunzii IF99 supports QMK and VIA software, allowing for deep key remapping and macro creation.
•Its vendor description highlights easy customization for programming needs.
•It features N-key rollover for accurate simultaneous key presses.

TravelAULA F99

•The AULA F99 is lighter, weighing 1023g versus 1238.5g for the Yunzii IF99.
•It is also slightly thinner, with a height of 43mm compared to 46mm for the IF99.

ModdingYunzii IF99

•The Yunzii IF99 supports QMK and VIA, offering extensive firmware customization.
•It includes a customizable magnetic badge, adding a hardware modding element.
•Both are hot-swappable, but the IF99's open-source software support is a significant advantage for modders.

Content CreationYunzii IF99

•The Yunzii IF99's LCD screen can display media like GIFs and photos, useful for workflow or branding.
•QMK/VIA support allows for creating complex shortcuts for editing software.
•The vendor description mentions its utility for keeping motivated during work.