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| Yunzii B75 Pro | AULA F75 Ultra | Zuoya GMK81 |
85 Overall/ Value 85.1Build Quality 72.3Customizability 78.0Performance 85.0Productivity 91.3Portability 79.6![]() | -14% off 86 Overall/ Value 85.9Build Quality 72.1Customizability 77.6Performance 81.3Productivity 88.5Portability 91.2![]() | 85 Overall/ Value 85.3Build Quality 86.3Customizability 86.7Performance 65.5Productivity 91.2Portability 79.4![]() |
0.0 stars (0 reviews) | 4.7 stars (3 reviews) | 0.0 stars (0 reviews) |
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Name Yunzii B75 Pro | Name AULA F75 Ultra | Name Zuoya GMK81 |
Release year 2024 | Release year 2026 | Release year 2024 |
Switch Options Linear, Clicky, Tactile | Switch Options Linear | Switch Options - |
Profile Normal Profile | Profile Normal Profile | Profile Normal Profile |
Hot Swappable | Hot Swappable | Hot Swappable |
Layout Size 75% | Layout Size 75% | Layout Size 75% |
Layout Standard ISO, ANSI, Dvorak | Layout Standard ANSI | Layout Standard ANSI |
Layout Ergonomics Normal | 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 Bluetooth, 2.4 GHz, Wired, Wireless, | Connection Bluetooth, 2.4 GHz, Wired, Wireless | Connection Wired, Wireless, Bluetooth, 2.4 GHz |
Polling Rate 4000 Hz | Polling Rate 1000 Hz | Polling Rate - |
Battery capacity 4000 mAh | Battery capacity 10000 mAh | Battery capacity 3000 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 Gasket Mount | Mount Style Gasket Mount | Mount Style Gasket Mount |
Screw in Stabilizers | Screw in Stabilizers | Screw in Stabilizers |
Sound Dampening | Sound Dampening | Sound Dampening |
Backlight Rgb, South-face | Backlight Rgb, South-face | Backlight Rgb, South-face |
Case Colors | Case Colors | Case Colors |
Case Material Plastic | Case Material ABS | Case Material ABS, Aluminum |
Keycaps Material PBT, PC | Keycaps Material PBT, PC | Keycaps Material - |
Dimensions 42 x 334 x 144 mm | Dimensions 43 x 323 x 143 mm | Dimensions 50 x 365 x 185 mm |
Weight 937g | Weight 1100g | Weight 870g |
The Yunzii B75 Pro is a compact 75% mechanical keyboard designed for users who want a balance of functionality and space-saving layout. It suits hobbyists who value switch customization and wireless connectivity, as well as users needing a versatile keyboard for both gaming and office tasks. Its hot-swappable sockets and multi-mode connection options make it adaptable, while the included knob adds quick control over volume and lighting.