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Compare Yunzii AL80 vs B75 Pro Max Differences Side by Side

This comparison is for buyers deciding between two feature-rich 75% keyboards from Yunzii. The choice is difficult because both offer tri-mode connectivity, QMK/VIA support, hot-swap sockets, gasket mounts, and a screen. The decision ultimately hinges on whether you prioritize the premium feel and durability of an aluminum case or a lighter, more budget-friendly package with extended battery life.

88
YUNZII AL80 QMK/VIA Aluminum LCD Mechanical Keyboard
84
YUNZII B75 PRO MAX QMK/VIA Knob TFT Screen Wireless Mechanical Keyboard

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  • Includes a Yes, LCD display
  • Compatible with both Mac and Windows
  • Has built-in sound dampening
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, Wired only connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 6000 mAh battery
  • Weighs about 1438.5 g
  • Sized at 41 x 138 x 314 mm
  • Made with a Aluminum case
  • Includes a Yes, TFT display
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 8000 mAh battery
  • Weighs about 993 g
  • Sized at 42 x 334 x 144 mm
Scores
  • Performance: 69.3
  • Build Quality: 79.8
  • Productivity: 92.8
  • Customizability: 92.2
  • Portability: 91.3
Scores
  • Performance: 83.5
  • Build Quality: 79.8
  • Productivity: 73.4
  • Customizability: 89.2
  • Portability: 90.2
Name
Yunzii AL80
Name
Yunzii B75 Pro Max
Release year
2025
Release year
2025
Switch Options
Linear
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
LCD
Display Support
 
TFT
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless, Wired only
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
6000 mAh
Battery capacity
8000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
Aluminum
Case Material
-
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
41 x 138 x 314 mm
Dimensions
42 x 334 x 144 mm
Weight
1438.5g
Weight
993g
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Pros and Trade-offs

Your primary trade-off is between build material and budget. The Yunzii AL80 is the choice for users who value the heft, durability, and acoustic benefits of an aluminum chassis and need the confirmed high polling rate for gaming. The Yunzii B75 Pro Max is the better value for those who prioritize long battery life, a lighter keyboard for a mobile setup, and want to spend less without sacrificing core features like programmability and a gasket mount.

Yunzii AL80

  • +Constructed with a premium anodized aluminum case.
  • +Vendor-confirmed 1000Hz polling rate for wired and 2.4GHz modes.
  • +More compact length (314mm) compared to the B75 Pro Max.
  • +Includes multiple layers of sound-absorbing foam according to the vendor description.
  • −Heavier at 1438.5g, which reduces portability.
  • −Smaller 6000mAh battery compared to the B75 Pro Max.
  • −Generally priced higher than the B75 Pro Max.

Yunzii B75 Pro Max

  • +Larger 8000mAh battery for longer wireless use.
  • +Significantly lighter at 993g, making it easier to move.
  • +More affordable price point.
  • +Vendor description mentions a five-layer cushioning system and internal noise-dampening.
  • −Case material is not specified as aluminum in the provided metadata.
  • −Wider footprint (334mm) than the AL80.
  • −Polling rate is not explicitly stated in the provided specifications.

Which Keyboard Is Better for Your Needs?

The AL80 is the stronger pick for gaming and modding, thanks to its confirmed high polling rate and aluminum construction. The B75 Pro Max wins for office use and travel, where its larger battery and lighter weight are distinct advantages. For programming and content creation, both keyboards are equally capable due to their shared core features like programmability and hot-swap sockets.

GamingYunzii AL80
  • •The AL80's vendor description specifies a 1000Hz polling rate for lag-free performance, a spec not mentioned for the B75 Pro Max.
  • •Its heavier aluminum construction at 1438.5g may provide more stability during intense use.
  • •Both feature N-Key Rollover for simultaneous key presses.
OfficeYunzii B75 Pro Max
  • •The B75 Pro Max has a larger 8000mAh battery, which the vendor states offers extended wireless runtime.
  • •It is significantly lighter at 993g, making it easier to reposition on a desk.
  • •Both support multi-device Bluetooth connectivity for switching between work computers.
ProgrammingTie
  • •Both keyboards have the same 75% ANSI layout and support full key remapping via QMK/VIA.
  • •Both are hot-swappable, allowing for easy switch changes to suit typing preferences.
  • •Both feature south-facing RGB LEDs, which are compatible with Cherry-profile keycaps often used by enthusiasts.
TravelYunzii B75 Pro Max
  • •The B75 Pro Max is over 400g lighter than the AL80 (993g vs 1438.5g).
  • •Its dimensions are slightly more square (334mm wide vs 314mm), but the reduced weight is a major advantage for portability.
  • •Both offer wireless connectivity to reduce cable clutter in a travel bag.
ModdingYunzii AL80
  • •The AL80 features an aluminum case, which is a premium material sought after by modders.
  • •Its vendor description mentions multiple layers of sound-absorbing material for acoustic tuning.
  • •Both are equally capable with hot-swap sockets, gasket mounts, and QMK/VIA firmware support.
Content CreationTie
  • •Both keyboards include a programmable knob, useful for timeline scrubbing or volume control.
  • •Both have customizable screens (LCD on AL80, TFT on B75 Pro Max) for displaying media or system info.
  • •QMK/VIA support on both allows for creating complex macros for editing software.

Frequently Asked Questions (FAQ)

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