What makes the Keychron K4 Version 3 suitable for multitasking?

The Keychron K4 Version 3 excels at multitasking thanks to its ability to connect with up to three devices wirelessly using Broadcom Bluetooth 5.2. This feature allows seamless switching between your laptop, phone, and tablet, making it an excellent choice for users who need to manage multiple devices simultaneously.

How does the Keychron K4 Version 3 enhance the typing experience?

The K4 Version 3 has been re-engineered with advanced acoustic foams, including PET, IXPE, and EPDM foams, along with a steel plate, to provide a responsive feedback and a quieter typing sound. These enhancements, along with added weight for stability, significantly upgrade the overall typing experience.

Can I customize the Keychron K4 Version 3 with different key switches?

Yes, the Keychron K4 Version 3 offers a hot-swappable version, allowing you to customize your typing experience without soldering. You can easily swap in almost any 3-pin and 5-pin MX style mechanical switches, such as Cherry, Gateron, and Kailh, making it a versatile choice for personalized typing.

Is the Keychron K4 Version 3 compatible with both Mac and Windows?

Absolutely! The K4 Version 3 offers a Mac layout while remaining fully compatible with Windows. It includes keycaps for both macOS and Windows, allowing you to switch between operating systems effortlessly. Plus, the Keychron Launcher web app supports macOS, Windows, and Linux, giving you flexibility across different platforms.

What is the Keychron Launcher, and how does it work with the K4 Version 3?

The Keychron Launcher is a web app that allows you to customize each key on the K4 Version 3 with QMK firmware. It offers endless possibilities for key remapping, macros, and shortcuts. Simply connect the keyboard via a USB Type-C cable and use the latest version of Chrome, Opera, or Edge to start customizing.

How does the Keychron K4 Version 3 cater to ergonomic needs?

The K4 Version 3 supports ergonomic typing with three adjustable typing angles (5º, 8º, and 11º) and curved Cherry-profile keycaps. These features work together to provide long-lasting comfort and support for your wrists during extended typing sessions.

What are the RGB lighting options on the Keychron K4 Version 3?

The Keychron K4 Version 3 comes with over 22 types of RGB backlight settings, as well as a static white backlight option. It allows you to fine-tune the RGB hue, saturation, brightness, and effect speed, offering a delightful and customizable lighting experience.

Does the Keychron K4 Version 3 support gaming?

Yes, the K4 Version 3 is well-suited for gaming with its low-power ARM architecture MCU and a 1000Hz polling rate in wired mode. This ensures minimal latency, making it an excellent choice for competitive gaming.

Keychron K4 V3 Starting at $70.99

Name: Keychron K4 V3
Brand: Keychron
SKU: keychron-k4-qmk-wireless-mechanical-keyboard-version-3

Vendor	Location	Coupon Code	In Stock	Price (USD)	Link*
Keychron K4 V3
	Global	-	Check vendor	Check vendor	Visit shop
Keychron K4 QMK Wireless Mechanical Keyboard (Version 3)
	Shipping to US	-		$71	Visit Shop
Keychron K4 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3
	Shipping to US	-		$86	Visit Shop

Vendor

Location

Coupon Code

In Stock

Price (USD)

Link*

Keychron K4 V3

Global

Check vendor

Visit shop

Keychron K4 QMK Wireless Mechanical Keyboard (Version 3)

Shipping to US

$71

Visit Shop

Keychron K4 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

Shipping to US

$86

Visit Shop

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Compare Keychron K4 V3 vs Royal Kludge RK96 vs Epomaker TH99 Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!

Model	Keychron K4 V3	Royal Kludge RK96	Epomaker TH99
	91	70	66
Rating	5.0 stars (4 reviews)	0.0 stars (0 reviews)	5.0 stars (47 reviews)
Purchase Options
Main differences	Has Linear, Tactile, Clicky switch options Built with the ISO, ISO-UK, ISO-DE, ISO-CH, ISO-Nordic, ANSI layout standard Supports QMK firmware Supports VIA configuration Uses a Tray Mount mounting style Supports Bluetooth, Wired, Wireless connectivity Features PC, PBT keycaps Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face, North-face, Rgb North-face, White North-face RGB lighting	Released in 2022 Has Clicky, Linear, Tactile switch options Comes with a knob Offers a USB passthrough port Uses a PCB Mount mounting style Equipped with a 3750 mAh battery Weighs about 1500 g Sized at 38 x 124 x 38 mm Features ABS keycaps Offers Yes, Rgb RGB lighting	Has Linear, Silent switch options Uses a Gasket Mount mounting style 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
Score	Scores Performance: 82 Build Quality: 84 Productivity: 95.1 Customizability: 97.6 Portability: 54.1	Scores Performance: 50.8 Build Quality: 54.8 Productivity: 91.3 Customizability: 78.9 Portability: 54	Scores Performance: 74.8 Build Quality: 60.4 Productivity: 76.4 Customizability: 59.5 Portability: 54
Name	Name Keychron K4 V3	Name Royal Kludge RK96	Name Epomaker TH99
Release year	Release year 2025	Release year 2022	Release year 2025
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Clicky, Linear, Tactile	Switch Options Linear, Silent
Profile	Profile Normal Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 96%	Layout Size 96%	Layout Size 96%
Layout Standard	Layout Standard ISO, ISO-UK, ISO-DE, ISO-CH, ISO-Nordic, ANSI	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support	Display Support
Mac/Win Support	Mac/Win Support	Mac/Win Support	Mac/Win Support
Multi-Media Keys	Multi-Media Keys	Multi-Media Keys	Multi-Media Keys
USB-C	USB-C	USB-C	USB-C
USB passthrough	USB passthrough	USB passthrough	USB passthrough
Connection	Connection Bluetooth, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity 4000 mAh	Battery capacity 3750 mAh	Battery capacity 4000 mAh
Hall Effect Support	Hall Effect Support	Hall Effect Support	Hall Effect Support
QMK Support	QMK Support	QMK Support	QMK Support
VIA Support	VIA Support	VIA Support	VIA Support
VIAL Support	VIAL Support	VIAL Support	VIAL Support
N-Key Rollover	N-Key Rollover	N-Key Rollover	N-Key Rollover
Rapid Trigger	Rapid Trigger	Rapid Trigger	Rapid Trigger
Mount Style	Mount Style Tray Mount	Mount Style PCB Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, White, South-face, White South-face, North-face	Backlight Rgb	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Plastic	Case Material ABS
Keycaps Material	Keycaps Material PC, PBT	Keycaps Material ABS	Keycaps Material PBT
Dimensions	Dimensions -	Dimensions 38 x 124 x 38 mm	Dimensions 20 x 402 x 303 mm
Weight	Weight -	Weight 1500g	Weight 2000g

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Product Description

The Keychron K4 Version 3 is a compact 96% mechanical keyboard suited for users who want a balance between full-size functionality and desk space savings. It fits multitaskers needing seamless switching between multiple devices, Mac and Windows users who want native key layouts, and hobbyists interested in customizing their typing experience with QMK firmware and hot-swappable switches.

Key Features

Connects wirelessly to up to three devices via Bluetooth 5.2, enabling quick device switching for multitasking across laptops, phones, and tablets.
Wired USB Type-C mode offers a stable connection with a 1000Hz polling rate, suitable for gaming or low-latency needs.
QMK firmware support and the Keychron Launcher web app allow extensive key remapping, macros, and shortcuts for personalized layouts.
Hot-swappable switch option lets users change mechanical switches without soldering, supporting most 3-pin and 5-pin MX-style switches.

Build Quality and Typing Experience

Available in plastic or aluminum frame versions, with added internal acoustic foams in most models to reduce typing noise and improve feedback.
Uses screw-in steel stabilizers on the PCB for reduced key wobble on larger keys, enhancing typing stability.
Equipped with pre-lubed Keychron Super switches offering various tactile options, designed for durability and smoothness.
Cherry-profile double-shot PBT keycaps provide a comfortable feel and resist oil buildup over time.
Adjustable typing angles (5º, 8º, 11º) and curved keycaps support ergonomic comfort during extended use.

Compatibility and Layout

Includes keycaps for both macOS and Windows, with matching multimedia and function keys for Apple users.
Supports macOS, Windows, and Linux operating systems with customizable keymaps for each.
ANSI 96% layout offers nearly full-size key count in a smaller footprint, but ISO layouts are available only on a related model (K10 Pro).

Trade-offs

The fully assembled black version lacks hot-swappability and sound-absorbing foam, which may affect customization and typing sound.
Bluetooth polling rate is 125Hz, which may introduce slight latency compared to wired mode, less ideal for competitive gaming wirelessly.
Some advanced features, like the Keychron Launcher, require wired connection and specific browsers for setup.

Frequently Asked Questions (FAQ)