Compare Ajazz AK820 Pro vs Yunzii B75 Pro Differences Side by Side

This comparison is for buyers deciding between two feature-rich 75% wireless mechanical keyboards. The Ajazz AK820 Pro and Yunzii B75 Pro both offer gasket mounts, triple-mode connectivity, and hot-swappable sockets, making the choice difficult. The decision hinges on whether you prioritize an interactive TFT screen and a lighter build or a higher polling rate for gaming and more switch options out of the box.

Model
	76	75	Select a keyboard to compare
Rating	4.6 stars (739 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Has Linear switch options Built with the ANSI layout standard Includes a Yes, TFT display Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Weighs about 810 g Sized at 40 x 327 x 136 mm Made with a ABS, Aluminum case Features PBT keycaps	Released in 2024 Has Linear, Clicky, Tactile switch options Built with the ISO, ANSI, Dvorak layout standard Includes a No display Provides dedicated media keys Includes screw-in stabilizers Supports Bluetooth, 2.4 GHz, Wired, Wireless, connectivity Runs at a 4000 Hz polling rate Weighs about 937 g Sized at 42 x 334 x 144 mm Made with a Plastic case Features PBT, PC keycaps
Score	Scores Performance: 61.2 Build Quality: 66.1 Productivity: 82.2 Customizability: 72.4 Portability: 79.1	Scores Performance: 74.7 Build Quality: 60.4 Productivity: 91.4 Customizability: 78.9 Portability: 80.2
Name	Name Ajazz AK820 Pro	Name Yunzii B75 Pro
Release year	Release year 2023	Release year 2024
Switch Options	Switch Options Linear	Switch Options Linear, Clicky, Tactile
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ISO, ANSI, Dvorak
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support
Display Support	Display Support TFT	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 4000 Hz
Battery capacity	Battery capacity 4000 mAh	Battery capacity 4000 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, South-face	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS, Aluminum	Case Material Plastic
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT, PC
Dimensions	Dimensions 40 x 327 x 136 mm	Dimensions 42 x 334 x 144 mm
Weight	Weight 810g	Weight 937g

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Pros and Trade-offs

Select the Ajazz AK820 Pro if you value the utility and customization of the TFT screen, want a lighter keyboard, and are working with a tighter budget. Opt for the Yunzii B75 Pro if your priority is maximum polling rate for competitive gaming and you prefer having multiple switch types to choose from without immediately modding.

Ajazz AK820 Pro

+Includes a 0.85-inch TFT screen for displaying battery, time, and connectivity status.
+Lighter weight at 810g and slightly more compact dimensions.
+Features a flex-cut polycarbonate plate and PCB for a flexy typing feel.
+Has a lower price point based on listed vendor prices.
+Boasts a strong 4.6/5 review score from hundreds of users.

−Lower 1kHz polling rate compared to the B75 Pro's 4000Hz.
−Only available with linear switches in the provided configurations.
−Uses plate-mounted stabilizers instead of screw-in type.

Yunzii B75 Pro

+Higher 4000Hz polling rate for potentially lower latency in gaming.
+Offers a choice of linear, tactile, and clicky switch types from the vendor.
+Includes screw-in stabilizers, which are often preferred for modding.
+Supports both ANSI and ISO layouts according to its metadata.

−Heavier at 937g and slightly larger.
−Lacks a screen, which is a central feature of the AK820 Pro.
−No user review score is available in the provided data.
−Has a higher listed price point.

Which Keyboard Is Better for Your Needs?

The Yunzii B75 Pro takes a clear lead for gaming due to its high polling rate. For programming, travel, and content creation, the Ajazz AK820 Pro's screen and lighter build are advantageous. Office use and modding potential are effectively a tie, as both keyboards share core wireless and customization features. Your primary activity will dictate the winner.

GamingYunzii B75 Pro

•The Yunzii B75 Pro has a specified 4000Hz polling rate for lower latency.
•Its listing mentions a dedicated gaming mode accessible via the multifunctional knob.
•The Ajazz AK820 Pro has a 1kHz polling rate in wired and 2.4GHz modes.

OfficeTie

•Both keyboards offer triple-mode connectivity (Bluetooth, 2.4GHz, wired) for flexible device switching.
•Both are listed as compatible with Windows and macOS.
•Each has a 4000mAh battery for extended wireless use.

ProgrammingAjazz AK820 Pro

•The Ajazz AK820 Pro's TFT screen can display system info like date, time, and battery status, useful for monitoring.
•It is slightly lighter at 810g, which may be preferable for long sessions.
•Both feature a 75% layout with arrow keys.

TravelAjazz AK820 Pro

•The Ajazz AK820 Pro is lighter at 810g compared to the Yunzii B75 Pro's 937g.
•It has slightly smaller dimensions (327x136x40mm vs 334x144x42mm).
•Both have the same 4000mAh battery capacity for portable use.

ModdingTie

•Both keyboards are hot-swappable, supporting 3-pin and 5-pin switches.
•Both use a gasket mount design and have sound dampening features.
•The Ajazz AK820 Pro has a specified flex-cut PC plate and PCB, while the Yunzii B75 Pro lists screw-in stabilizers.

Content CreationAjazz AK820 Pro

•The Ajazz AK820 Pro's TFT screen and multifunctional knob offer visual feedback and quick adjustments for media controls.
•Its vendor description highlights customizable RGB with 1.6 million colors for aesthetic setups.
•The lighter weight may be beneficial for desk setups that change frequently.