Compare Keychron K3 Max SE vs Nuphy Air75 HE Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron K3 Max SE and Nuphy Air75 HE 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
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Rating	0.0 stars (0 reviews)	4.8 stars (138 reviews)
Purchase Options
Main differences	Released in 2026 Has Linear, Tactile, Clicky switch options Supports hot-swappable switches Connects via USB-C Supports QMK firmware Supports VIA configuration Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 1550 mAh battery Weighs about 566 g Sized at 20 x 319 x 126 mm Made with a ABS, Wood case Features PBT keycaps Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting	Released in 2024 Has Magnetic switch options Utilizes Hall effect sensors Enables rapid trigger functionality Uses a Plate Mount mounting style Supports Wired, Wired only connectivity Runs at a 8000 Hz polling rate Weighs about 702 g Sized at 18 x 133 x 316 mm Made with a Aluminum, Plastic case Features PBT, PC keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 80.4 Build Quality: 74.2 Productivity: 89.1 Customizability: 87.4 Portability: 80.1	Scores Performance: 97 Build Quality: 59.7 Productivity: 59.3 Customizability: 50.3 Portability: 60.4
Name	Name Keychron K3 Max SE	Name Nuphy Air75 HE
Release year	Release year 2026	Release year 2024
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Magnetic
Profile	Profile Low Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	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	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Wired, Wired only
Polling Rate	Polling Rate 1000 Hz	Polling Rate 8000 Hz
Battery capacity	Battery capacity 1550 mAh	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 -	Mount Style Plate Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, White, North-face	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS, Wood	Case Material Aluminum, Plastic
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT, PC
Dimensions	Dimensions 20 x 319 x 126 mm	Dimensions 18 x 133 x 316 mm
Weight	Weight 566g	Weight 702g