What makes the Keychron K9 Pro unique compared to other mechanical keyboards?

The Keychron K9 Pro stands out with its ultra-slim design and low-profile Gateron switches, making it one of the thinnest wireless mechanical keyboards available. Its QMK/VIA compatibility allows for extensive customization, and the ability to connect wirelessly to up to three devices makes it a multitasker's dream.

Can I use the K9 Pro with both Mac and Windows?

Absolutely! The K9 Pro is designed to be fully compatible with both Mac and Windows. It includes keycaps for both operating systems and allows you to configure different keymaps via the VIA software, which also supports Linux.

How does the K9 Pro perform in gaming?

The K9 Pro is equipped with a 1000 Hz polling rate in wired mode, which minimizes latency and enhances performance during competitive gaming. Its redesigned stabilizers and low-profile mechanical switches ensure a responsive and precise gaming experience.

What customization options are available with the Keychron K9 Pro?

Thanks to its QMK firmware, the K9 Pro offers endless customization possibilities. You can remap keys, create macros, and set up shortcuts using the Keychron Launcher web app. It also supports hot-swapping, allowing you to easily change switches to suit your typing preferences.

How does the K9 Pro handle connectivity?

The K9 Pro offers versatile connectivity options. You can connect it wirelessly via Bluetooth 5.1 to up to three devices, or use a USB Type-C cable for a stable wired connection. Switching between devices is seamless, making it ideal for multitasking.

Are the switches on the K9 Pro hot-swappable?

Yes, the K9 Pro comes with a hot-swappable option, allowing you to easily change out the low-profile Gateron mechanical switches without soldering. This feature lets you customize your typing experience quickly and efficiently.

What kind of battery life can I expect from the K9 Pro?

The K9 Pro boasts impressive battery life. With the backlight off, it can last up to 130 hours on a single charge. Even with RGB lighting at the lowest brightness, you can expect up to 82 hours of use.

Does the Keychron K9 Pro have RGB lighting?

Yes, the K9 Pro features more than 22 types of RGB backlight settings, along with a static white backlight option. You can customize the RGB hue, saturation, brightness, and effect speed to match your personal style.

Is the K9 Pro ergonomic?

The K9 Pro provides ergonomic support with three adjustable typing angles, ensuring a comfortable typing experience even during extended use. Its low-profile design also contributes to reducing wrist strain.

What materials are used in the construction of the K9 Pro?

The Keychron K9 Pro features an ABS+Aluminum frame for durability and a premium feel. It comes with double-shot PBT keycaps that are oil-resistant and designed for long-term use without shine-through.

Keychron K9 Pro Starting at $66.99

Name: Keychron K9 Pro
Brand: Keychron
SKU: keychron-k9-pro-qmk-via-wireless-custom-mechanical-keyboard
Rating: 5 (2 reviews)

Vendor	Location	Coupon Code	In Stock	Price (USD)	Link*
Keychron K9 Pro Low-Profile Wireless Mec...
	Global	-	Check vendor	Check vendor	Check price
Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard
	Shipping to US	-		$67 Out of stock	Visit Shop
Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard (US Layout)
	No shipping to US			$133 Out of stock	Visit Shop

Vendor

Location

Coupon Code

In Stock

Price (USD)

Link*

Keychron K9 Pro Low-Profile Wireless Mec...

Global

Check vendor

Check price

Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard

Shipping to US

$67

Out of stock

Visit Shop

Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard (US Layout)

No shipping to US

$133

Out of stock

Visit Shop

Compare Keychron K9 Pro vs Keychron K9 Max vs Keychron K3 Pro Specification

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

Model	Keychron K9 Pro	Keychron K9 Max	Keychron K3 Pro
	84	85	-19% off 87
Rating	5.0 stars (2 reviews)	0.0 stars (0 reviews)	4.7 stars (52 reviews)
Purchase Options
Main differences	Released in 2023 Weighs about 410 g Sized at 20 x 287 x 98 mm	Released in 2025 Includes screw-in stabilizers Has built-in sound dampening Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Weighs about 426 g Sized at 25 x 287 x 98 mm Made with a ABS case	Released in 2022 Available in a 75% layout Built with the ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ANSI layout standard Weighs about 525 g Sized at 15 x 306 x 116 mm Features ABS, PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face, White, North-face, Rgb North-face, White North-face RGB lighting
Score	Scores Performance: 76 Build Quality: 80.7 Productivity: 74.5 Customizability: 90.3 Portability: 86.7	Scores Performance: 75 Build Quality: 75.9 Productivity: 90.9 Customizability: 92.7 Portability: 87.5	Scores Performance: 81.2 Build Quality: 81.5 Productivity: 79.9 Customizability: 89.2 Portability: 77.2
Name	Name Keychron K9 Pro	Name Keychron K9 Max	Name Keychron K3 Pro
Release year	Release year 2023	Release year 2025	Release year 2022
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Low Profile	Profile Low Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 60%	Layout Size 60%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI	Layout Standard ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, 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, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate 1000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity 1550 mAh	Battery capacity 1550 mAh	Battery capacity 1550 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 -	Mount Style Tray 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, North-face	Backlight Rgb, White, North-face	Backlight Rgb, South-face, White, North-face
Case Colors	Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum, Plastic, ABS	Case Material ABS	Case Material Aluminum, Plastic, ABS
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT	Keycaps Material ABS, PBT
Dimensions	Dimensions 20 x 287 x 98 mm	Dimensions 25 x 287 x 98 mm	Dimensions 15 x 306 x 116 mm
Weight	Weight 410g	Weight 426g	Weight 525g

*Something incorrect or missing? Please

let me know

Product Description

The Keychron K9 Pro is a compact 60% wireless mechanical keyboard designed for users who want a slim profile with customizable features. It suits multitaskers needing seamless switching between multiple devices, developers who value firmware customization, and gamers requiring low latency in wired mode. Its low-profile switches and adjustable angles support ergonomic typing in limited desk space.

Key Features

Supports connection to up to three devices via Bluetooth 5.1, allowing quick switching between laptop, phone, and tablet.
Wired USB Type-C mode offers a 1000 Hz polling rate, reducing input delay for gaming or fast typing.
Open-source QMK firmware enables extensive key remapping, macros, and shortcuts through a web-based launcher.
Hot-swappable low-profile Gateron mechanical switches allow easy switch replacement without soldering.
Includes keycaps for both macOS and Windows layouts, facilitating cross-platform use with consistent multimedia key functions.

Build and Typing Experience

Aluminum frame combined with ABS provides a sturdy yet lightweight body under an ultra-slim design.
Low-profile Gateron MX 2.0 switches deliver tactile feedback with options for linear, clicky, or tactile feel.
Double-shot PBT keycaps resist shine and wear, maintaining texture over time.
Redesigned stabilizers reduce wobble on larger keys for a more stable typing feel.
Adjustable typing angles (3.4º, 5º, and 8º) support ergonomic wrist positioning.

Connectivity and Compatibility

Bluetooth 5.1 ensures stable wireless connection with around 50 hours of battery life using RGB backlighting at low brightness.
Compatible with macOS, Windows, and Linux, with dedicated keycaps and layouts for each system.
QMK firmware and launcher app support macOS, Windows, and Linux for customization.

Trade-offs

Only supports Gateron low-profile mechanical switches; low-profile optical switches are not compatible due to firmware limitations.
Wireless polling rate is limited to 90 Hz, which may not suit users needing ultra-low latency without wired connection.
Compact 60% layout lacks dedicated function row and arrow keys, which may reduce convenience for some users.

Discover and compare Keychron K9 Pro alternatives

Explore products with similar features and specifications.