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Compare Keychron K9 Max vs K9 Pro Differences Side by Side

This comparison is for buyers deciding between Keychron's two premium low-profile 60% keyboards. The choice is difficult because both share core features like QMK/VIA programmability, hot-swap sockets, and PBT keycaps. The decision ultimately hinges on whether you prioritize a faster, more reliable 2.4GHz wireless connection or a more premium aluminum build material.

85
Keychron K9 Max QMK Wireless Custom Mechanical Keyboard
83
Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard

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0.0 (0)
5.0 (2)
  • 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 2023
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Weighs about 410 g
  • Sized at 20 x 287 x 98 mm
  • Made with a Aluminum, Plastic, ABS case
Scores
  • Performance: 75
  • Build Quality: 75.6
  • Productivity: 91.1
  • Customizability: 92.7
  • Portability: 87.4
Scores
  • Performance: 74.3
  • Build Quality: 80
  • Productivity: 73.6
  • Customizability: 89.4
  • Portability: 85.5
Name
Keychron K9 Max
Name
Keychron K9 Pro
Release year
2025
Release year
2023
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
60%
Layout Size
60%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
1550 mAh
Battery capacity
1550 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
-
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Aluminum, Plastic, ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
25 x 287 x 98 mm
Dimensions
20 x 287 x 98 mm
Weight
426g
Weight
410g
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Pros and Trade-offs

Your primary need dictates the choice. If you plan to game wirelessly or want the absolute lowest latency without a cable, the Keychron K9 Max's 2.4GHz connection is the essential feature. If you prefer a keyboard with a more solid, premium feel from its aluminum frame and can work with Bluetooth or a wired connection, the Keychron K9 Pro offers excellent value. Both are outstanding, programmable low-profile keyboards.

Keychron K9 Max

  • +Includes a 2.4GHz wireless connection with a 1000 Hz polling rate for low-latency gaming.
  • +Features internal IXPE and latex acoustic foam for sound dampening.
  • +Powered by a more powerful MCU with 256KB Flash, as stated in its description.
  • +Uses proprietary Keychron Milk POM switches, described as pre-lubed for a smooth feel.
  • −Case is constructed from ABS plastic, lacking the aluminum frame of the K9 Pro.
  • −Switch compatibility is listed as limited to Keychron Milk POM low-profile switches.
  • −Generally carries a higher price point than the K9 Pro.

Keychron K9 Pro

  • +Features a hybrid ABS and aluminum frame for a more premium build feel.
  • +Compatible with a wider range of Gateron low-profile mechanical switches.
  • +Often available at a more affordable price point than the K9 Max.
  • +Has a user review praising its thin, light design and portability.
  • −Lacks a 2.4GHz wireless connection, relying solely on Bluetooth and wired modes.
  • −Bluetooth polling rate is listed at 90Hz, which is lower than the K9 Max's 120Hz in Bluetooth mode.
  • −The internal MCU has 128KB Flash, which is less than the K9 Max's 256KB.

Which Keyboard Is Better for Your Needs?

The K9 Max is the clear choice for wireless gaming due to its 2.4GHz connection. For modding, the K9 Max has a slight edge with its explicitly mentioned internal foam. For office work, programming, travel, and content creation, the keyboards are functionally tied, offering the same core programmability, layout, and portability. The final decision in these tied categories comes down to the secondary preference for wireless protocol or case material.

GamingKeychron K9 Max
  • •The K9 Max offers a 1000 Hz polling rate over its 2.4GHz wireless connection, which the K9 Pro lacks.
  • •The K9 Max's vendor description states its 2.4GHz mode is engineered for competitive gaming.
  • •Both have a 1000 Hz polling rate in wired mode.
OfficeTie
  • •Both support Bluetooth for connecting to multiple devices.
  • •Both include Mac and Windows keycaps for cross-platform compatibility.
  • •Both have a compact 60% layout to save desk space.
ProgrammingTie
  • •Both are fully programmable via open-source QMK firmware and the Keychron Launcher web app.
  • •Both support VIA for real-time key remapping.
  • •Both feature a 60% layout that relies on layers for accessing function keys and arrows.
TravelTie
  • •Both are ultra-slim, low-profile designs with identical 60% footprints.
  • •They have very similar weights (426g vs 410g) and support wireless connectivity.
  • •Both include a USB-C port for wired use.
ModdingKeychron K9 Max
  • •The K9 Max includes IXPE and latex acoustic foam inside, according to its vendor page.
  • •Both are hot-swappable, but the K9 Max is listed as compatible with Keychron Milk POM switches, while the K9 Pro is listed for Gateron low-profile mechanical switches.
  • •Both use screw-in stabilizers and have north-facing RGB.
Content CreationTie
  • •Both offer extensive macro programming capabilities through QMK and the Launcher web app.
  • •Both include multimedia keys for media control.
  • •The choice depends more on preferred connection type (2.4GHz vs Bluetooth) or build feel.

Frequently Asked Questions (FAQ)

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