Keychron J2 vs V5 Ultra Specs

Compare Keychron J2 vs V5 Ultra Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron J2 and Keychron V5 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
Rating	4.4 stars (5 reviews)	3.0 stars (1 reviews)
Purchase Options
Main differences	Released in 2025 Available in a 75% layout Runs at a 1000 Hz polling rate Equipped with a 3750 mAh battery Offers Yes, Rgb, White RGB lighting	Released in 2026 Available in a 96% layout Comes with a knob Compatible with both Mac and Windows Connects via USB-C Features N-key rollover Includes screw-in stabilizers Uses a Gasket Mount mounting style Runs at a 8000 Hz polling rate Equipped with a 4000 mAh battery Weighs about 983 g Sized at 30 x 392 x 149 mm Made with a Metal, Plastic, ABS case Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting
Score	Scores Performance: 69.7 Build Quality: 71 Productivity: 73.7 Customizability: 86.5 Portability: 73.4	Scores Performance: 91.1 Build Quality: 82.1 Productivity: 97.6 Customizability: 95.1 Portability: 56.3
Name	Name Keychron J2	Name Keychron V5 Ultra
Release year	Release year 2025	Release year 2026
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 96%
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 Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate 8000 Hz
Battery capacity	Battery capacity 3750 mAh	Battery capacity 4000 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 Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, White	Backlight Rgb, White, South-face, White South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material -	Case Material Metal, Plastic, ABS
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions -	Dimensions 30 x 392 x 149 mm
Weight	Weight -	Weight 983g

Keychron J2 QMK Wireless Mechanical Keyboard

Keychron V5 Ultra 8K Wireless Custom Mechanical Keyboard

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4.4 stars (5 reviews)

3.0 stars (1 reviews)

Released in 2025
Available in a 75% layout
Runs at a 1000 Hz polling rate
Equipped with a 3750 mAh battery
Offers Yes, Rgb, White RGB lighting

Released in 2026
Available in a 96% layout
Comes with a knob
Compatible with both Mac and Windows
Connects via USB-C
Features N-key rollover
Includes screw-in stabilizers
Uses a Gasket Mount mounting style
Runs at a 8000 Hz polling rate
Equipped with a 4000 mAh battery
Weighs about 983 g
Sized at 30 x 392 x 149 mm
Made with a Metal, Plastic, ABS case
Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting

Scores

Performance: 69.7
Build Quality: 71
Productivity: 73.7
Customizability: 86.5
Portability: 73.4

Scores

Performance: 91.1
Build Quality: 82.1
Productivity: 97.6
Customizability: 95.1
Portability: 56.3

Name

Keychron J2

Name

Keychron V5 Ultra

Release year

2025

Release year

2026

Switch Options

Linear, Tactile, Clicky

Switch Options

Linear, Tactile, Clicky

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

75%

Layout Size

96%

Layout Standard

ANSI

Layout Standard

ANSI

Layout Ergonomics

Normal

Layout Ergonomics

Normal

Knob Support

Display Support

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Polling Rate

1000 Hz

Polling Rate

8000 Hz

Battery capacity

3750 mAh

Battery capacity

4000 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Gasket Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb, White

Backlight

Rgb, White, South-face, White South-face

Case Colors

Case Material

Metal, Plastic, ABS

Keycaps Material

PBT

Keycaps Material

PBT

Dimensions

30 x 392 x 149 mm

Weight

983g

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