zFrontier HX 40 vs PromoType Key Boy Advance 50 KBA50 Specs

Compare zFrontier HX 40 vs PromoType Key Boy Advance 50 KBA50 Differences Side by Side

Explore the comprehensive side-by-side comparison of the zFrontier HX 40 and PromoType Key Boy Advance 50 KBA50 and view their biggest differences. The detailed comparison table allows you to see all the essential features, specifications, and benefits of each keyboard at a glance. Whether you're looking for performance, value, or specific functionalities, this comparison tool helps you make an informed decision.

Model
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Available in a 40% layout Supports Wired, Wired only connectivity	Available in a 50% layout Connects via USB-C Supports VIAL configuration Uses a Top Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Equipped with a 1000 mAh battery Weighs about 1400 g Sized at 33 x 251 x 119 mm Made with a Aluminum, Polycarbonate case
Score	Scores Performance: 46.5 Build Quality: 48.6 Productivity: 46.8 Customizability: 56.6 Portability: 65.7	Scores Performance: 50.8 Build Quality: 68.4 Productivity: 57 Customizability: 67.1 Portability: 84.6
Name	Name zFrontier HX 40	Name PromoType Key Boy Advance 50 KBA50
Release year	Release year 2026	Release year 2026
Switch Options	Switch Options -	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 40%	Layout Size 50%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Split Spacebar	Layout Ergonomics Split Spacebar
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	Connection Wired, Wired only	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -
Battery capacity	Battery capacity -	Battery capacity 1000 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 -	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	Case Material -	Case Material Aluminum, Polycarbonate
Keycaps Material	Keycaps Material -	Keycaps Material -
Dimensions	Dimensions -	Dimensions 33 x 251 x 119 mm
Weight	Weight -	Weight 1400g

[Pre Order] PromoType Key Boy Advance 50 KBA50 Keyboard Kit

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0.0 stars (0 reviews)

Available in a 40% layout
Supports Wired, Wired only connectivity

Available in a 50% layout
Connects via USB-C
Supports VIAL configuration
Uses a Top Mount mounting style
Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
Equipped with a 1000 mAh battery
Weighs about 1400 g
Sized at 33 x 251 x 119 mm
Made with a Aluminum, Polycarbonate case

Scores

Performance: 46.5
Build Quality: 48.6
Productivity: 46.8
Customizability: 56.6
Portability: 65.7

Scores

Performance: 50.8
Build Quality: 68.4
Productivity: 57
Customizability: 67.1
Portability: 84.6

Name

zFrontier HX 40

Name

PromoType Key Boy Advance 50 KBA50

Release year

2026

Release year

2026

Switch Options

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

40%

Layout Size

50%

Layout Standard

ANSI

Layout Standard

ANSI

Layout Ergonomics

Split Spacebar

Layout Ergonomics

Split Spacebar

Knob Support

Display Support

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Wired, Wired only

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Polling Rate

Battery capacity

1000 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Top Mount

Screw in Stabilizers

Sound Dampening

Backlight

Case Colors

Case Material

Aluminum, Polycarbonate

Keycaps Material

Dimensions

33 x 251 x 119 mm

Weight

1400g

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