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| Promotype Key Boy Advance 50 | BAIONLENJA Gehirn60 | Alchemist Keyboards Metanoia |
65 Overall/ Value 64.7Build Quality 80.2Customizability 57.6Performance 43.1Productivity 44.4Portability 70.1![]() | 79 Overall/ Value 78.5Build Quality 70.2Customizability 85.8Performance 72.6Productivity 80.7Portability 43.3![]() | |
0.0 stars (0 reviews) | 0.0 stars (0 reviews) | 0.0 stars (0 reviews) |
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Name Promotype Key Boy Advance 50 | Name BAIONLENJA Gehirn60 | Name Alchemist Keyboards Metanoia |
Release year 2026 | Release year 2026 | Release year 2026 |
Switch Options - | Switch Options - | Switch Options - |
Profile Normal Profile | Profile Normal Profile | Profile Normal Profile |
Hot Swappable | Hot Swappable | Hot Swappable |
Layout Size Unknown | Layout Size 60% | Layout Size 100% |
Layout Standard ANSI | 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 Wired, Wired only | Connection | Connection Wired, Wired only |
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 Top Mount | Mount Style Top Mount |
Screw in Stabilizers | Screw in Stabilizers | Screw in Stabilizers |
Sound Dampening | Sound Dampening | Sound Dampening |
Backlight | Backlight | Backlight |
Case Colors | Case Colors | Case Colors |
Case Material Polycarbonate | Case Material Aluminum, Brass, Steel | Case Material - |
Keycaps Material - | Keycaps Material - | Keycaps Material - |
Dimensions - | Dimensions - | Dimensions - |
Weight - | Weight 1200g | Weight 1710g |
The Promotype Key Boy Advance 50 is a mechanical keyboard kit suited for hobbyists who enjoy customizing their typing experience. It offers flexibility in plate material and PCB layout, allowing users to tailor the build to their preferences. This keyboard is ideal for users comfortable assembling keyboards and selecting additional components like foam for sound dampening.
The default aluminium plate contributes to a sturdy typing surface that can enhance key stability. Other plate options may offer different typing characteristics. The keyboard requires user assembly, which allows for personalized component selection but demands some technical skill.