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[Pre-order] Key Boy Advance 50 Custom Keyboard Kit

Promotype Key Boy Advance 50 Mechanical Keyboard

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.</p... Read more
Compare prices from $540.00 to $550
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Compare Promotype Key Boy Advance 50 vs BAIONLENJA Gehirn60 vs Alchemist Keyboards Metanoia Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Promotype Key Boy Advance 50BAIONLENJA Gehirn60Alchemist Keyboards Metanoia
[Pre-order] Key Boy Advance 50 Custom Keyboard Kit
65
[Pre-order] Gehirn60 - MX Custom Keyboard Kit
79
[Pre-order] Metanoia Custom Keyboard Kit
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0.0 (0)
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  • Made with a Polycarbonate case
  • Available in a 60% layout
  • Weighs about 1200 g
  • Made with a Aluminum, Brass, Steel case
  • Available in a 100% layout
  • Supports QMK firmware
  • Supports VIA configuration
  • Weighs about 1710 g
Scores
  • Performance: 55.1
  • Build Quality: 46.2
  • Productivity: 54.5
  • Customizability: 58.5
  • Portability: 42.5
Scores
  • Performance: 43.1
  • Build Quality: 80.2
  • Productivity: 44.4
  • Customizability: 57.6
  • Portability: 70.1
Scores
  • Performance: 72.6
  • Build Quality: 70.2
  • Productivity: 80.7
  • Customizability: 85.8
  • Portability: 43.3
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
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Product Description

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.

Key Features

  • Choice of plate material, with aluminium as the default, provides a balance of rigidity and typing feedback.
  • Multiple PCB layout options enable customization of key arrangement to fit different typing styles or space constraints.
  • Foam pack for acoustic dampening is available as an addon, giving users control over sound and typing feel.

Build Quality

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.

Trade-offs

  • The foam pack is not included, so users seeking quieter or softer typing will need to purchase it separately.
  • As a kit, it is less suitable for users who prefer a ready-to-use keyboard without assembly.
  • Connectivity options and firmware details are unknown, which may affect compatibility with some setups.

Frequently Asked Questions (FAQ)

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