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Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard

Keychron K9 Pro

5.0 (1)
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.</p... Read more
Compare prices from $67.00 to $155
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Keychron K9 Pro Low-Profile Wireless Mec...

Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard
Amazon
Global
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Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard

Keychron K9 Pro - White Backlight / Low Profile Gateron Mechanical / Red
Keychron
Ships to US
$67

Out of stock

Keychron K9 Pro QMK/VIA Kabellose Benutzerdefinierte Mechanische Tastatur (US-Layout)

Keychron K9 Pro - Weiße Hintergrundbeleuchtung / Low Profile Gateron Mechanisch / Rot
Keychron (DE)
No shipping to US
$117

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Compare Keychron K9 Pro vs Nuphy Air60 V2 vs Epomaker Carbon60 Specification

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Keychron K9 ProNuphy Air60 V2Epomaker Carbon60
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EPOMAKER Carbon60
5.0 (1)
0.0 (0)
4.8 (22)
  • Has Linear, Tactile, Clicky switch options
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 1550 mAh battery
  • Weighs about 410 g
  • Sized at 20 x 287 x 98 mm
  • Made with a Aluminum, Plastic, ABS case
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Has Clicky, Tactile, Linear, Low-profile Mechanical switch options
  • Equipped with a 2500 mAh battery
  • Weighs about 463 g
  • Sized at 14 x 297 x 107 mm
  • Made with a Aluminum, ABS case
  • Offers Yes, Rgb RGB lighting
  • Released in 2025
  • Has Tactile, Linear switch options
  • Equipped with a 3000 mAh battery
  • Weighs about 500 g
  • Sized at 27 x 102 x 297 mm
  • Made with a Carbon Fiber case
  • Features ABS keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 75.3
  • Build Quality: 80
  • Productivity: 73.6
  • Customizability: 89
  • Portability: 86.2
Scores
  • Performance: 73.2
  • Build Quality: 79.5
  • Productivity: 81.6
  • Customizability: 93.7
  • Portability: 87.4
Scores
  • Performance: 73.3
  • Build Quality: 75.4
  • Productivity: 81.7
  • Customizability: 85.5
  • Portability: 87.6
Name
Keychron K9 Pro
Name
Nuphy Air60 V2
Name
Epomaker Carbon60
Release year
2023
Release year
2023
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
Clicky, Tactile, Linear, Low-profile Mechanical
Switch Options
Tactile, Linear
Profile
Low Profile
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
60%
Layout Size
60%
Layout Size
60%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
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
Bluetooth, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
1550 mAh
Battery capacity
2500 mAh
Battery capacity
3000 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
Tray Mount
Mount Style
-
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum, Plastic, ABS
Case Material
Aluminum, ABS
Case Material
Carbon Fiber
Keycaps Material
PBT
Keycaps Material
PBT
Keycaps Material
ABS
Dimensions
20 x 287 x 98 mm
Dimensions
14 x 297 x 107 mm
Dimensions
27 x 102 x 297 mm
Weight
410g
Weight
463g
Weight
500g
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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.

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