Compare Keychron K1 SE V5 vs K1 Ultra Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron K1 SE V5 and Keychron K1 Ultra 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	2.4 stars (166 reviews)	0.0 stars (0 reviews)
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Main differences	Released in 2021 Built with the ANSI, JIS layout standard Uses a Tray Mount mounting style Supports Bluetooth, Wired, Wireless connectivity Equipped with a 2000 mAh battery Made with a Aluminum, Plastic case Features ABS keycaps	Released in 2026 Built with the ANSI layout standard Comes with a knob Features N-key rollover Has built-in sound dampening Uses a Plate Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Runs at a 8000 Hz polling rate Equipped with a 2600 mAh battery Weighs about 628.9 g Sized at 20 x 359 x 128 mm Made with a Aluminum, Wood, ABS, Metal case Features PBT keycaps
Score	Scores Performance: 64.9 Build Quality: 67.9 Productivity: 68.3 Customizability: 70.8 Portability: 74.1	Scores Performance: 89.1 Build Quality: 70.1 Productivity: 83.9 Customizability: 75 Portability: 76.4
Name	Name Keychron K1 SE V5	Name Keychron K1 Ultra
Release year	Release year 2021	Release year 2026
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Low Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 80%	Layout Size 80%
Layout Standard	Layout Standard ANSI, JIS	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, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate 8000 Hz
Battery capacity	Battery capacity 2000 mAh	Battery capacity 2600 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 Tray Mount	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, White, North-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum, Plastic	Case Material Aluminum, Wood, ABS, Metal
Keycaps Material	Keycaps Material ABS	Keycaps Material PBT
Dimensions	Dimensions -	Dimensions 20 x 359 x 128 mm
Weight	Weight -	Weight 628.9g