Compare Epomaker TH99 vs Keychron K4 V2 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Epomaker TH99 and Keychron K4 V2 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
	66	70	Select a keyboard to compare
Rating	5.0 stars (47 reviews)	4.7 stars (2530 reviews)
Purchase Options
Main differences	Released in 2025 Has Linear, Silent switch options Built with the ANSI layout standard Features N-key rollover Has built-in sound dampening Uses a Gasket Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Weighs about 2000 g Sized at 20 x 402 x 303 mm Made with a ABS case Features PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting	Released in 2020 Has Linear, Tactile, Clicky switch options Built with the ISO, JIS, ISO-UK, ISO-DE, ANSI, ISO-Nordic, ISO-ES layout standard Provides dedicated media keys Uses a Tray Mount mounting style Supports Bluetooth, Wired, Wireless connectivity Made with a Aluminum, Plastic, ABS case Features ABS keycaps Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Score	Scores Performance: 74.8 Build Quality: 60.4 Productivity: 76.5 Customizability: 59.5 Portability: 54	Scores Performance: 64.1 Build Quality: 70 Productivity: 67.4 Customizability: 70 Portability: 55
Name	Name Epomaker TH99	Name Keychron K4 V2
Release year	Release year 2025	Release year 2020
Switch Options	Switch Options Linear, Silent	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 96%	Layout Size 96%
Layout Standard	Layout Standard ANSI	Layout Standard ISO, JIS, ISO-UK, ISO-DE, ANSI, ISO-Nordic, ISO-ES
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, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity 4000 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 Gasket Mount	Mount Style Tray Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, South-face	Backlight Rgb, White, North-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS	Case Material Aluminum, Plastic, ABS
Keycaps Material	Keycaps Material PBT	Keycaps Material ABS
Dimensions	Dimensions 20 x 402 x 303 mm	Dimensions -
Weight	Weight 2000g	Weight -