KeebFinder
Not sure which keyboard to choose? Try the Keyboard Finder now!

Compare Keychron K8 vs K9 Max Differences Side by Side

This comparison is for buyers deciding between Keychron's popular TKL model and its newer, ultra-slim 60% counterpart. The choice is difficult because both offer hot-swappable switches, multi-device wireless, and Mac/Windows support. The decision hinges on whether you prioritize a familiar layout with a huge battery or a modern, programmable low-profile board with a 2.4 GHz connection.

68
Keychron K8 Wireless Mechanical Keyboard
85
Keychron K9 Max QMK Wireless Custom Mechanical Keyboard

Select a keyboard to compare

4.8 (1554)
0.0 (0)
  • Released in 2020
  • Available in a 80% layout
  • Built with the ANSI, ISO, JIS, ISO-DE, ISO-Nordic, ISO-UK, ISO-ES layout standard
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 4000 mAh battery
  • Made with a Aluminum, Plastic case
  • Features ABS keycaps
  • Released in 2025
  • Features a low-profile design
  • Available in a 60% layout
  • Built with the ANSI layout standard
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 1550 mAh battery
  • Weighs about 426 g
  • Sized at 25 x 287 x 98 mm
  • Made with a ABS case
  • Features PBT keycaps
Scores
  • Performance: 61.1
  • Build Quality: 66.6
  • Productivity: 65.7
  • Customizability: 67.4
  • Portability: 73.3
Scores
  • Performance: 75
  • Build Quality: 75.6
  • Productivity: 91.1
  • Customizability: 92.7
  • Portability: 87.4
Name
Keychron K8
Name
Keychron K9 Max
Release year
2020
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
60%
Layout Standard
ANSI, ISO, JIS, ISO-DE, ISO-Nordic, ISO-UK, ISO-ES
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, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
4000 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
Tray Mount
Mount Style
-
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
Aluminum, Plastic
Case Material
ABS
Keycaps Material
ABS
Keycaps Material
PBT
Dimensions
-
Dimensions
25 x 287 x 98 mm
Weight
-
Weight
426g
*Something incorrect or missing? Please
let me know
!

Pros and Trade-offs

Your primary need dictates the choice. If you cannot work without dedicated arrow keys and prioritize battery life above all, the Keychron K8 is the reliable, familiar option. If you value a sleek, portable form factor, want deep programmability via QMK/VIA, and need a 2.4 GHz connection for gaming, the Keychron K9 Max represents a more modern, feature-rich platform, albeit with a smaller battery.

Keychron K8

  • +Larger 4000mAh battery, with the vendor claiming up to two months of use on a charge.
  • +TKL (80%) layout retains arrow keys, function row, and navigation cluster.
  • +Supports a wide array of international layouts including ANSI, ISO, JIS, and several European ISO variants.
  • +Available with an aluminum frame option for increased rigidity.
  • +Has a proven track record with numerous user reviews.
  • −Uses ABS keycaps, which are more prone to shine over time compared to PBT.
  • −Lacks a dedicated 2.4 GHz wireless mode, relying on Bluetooth and wired connections.
  • −No explicit mention of advanced programmability software like QMK or VIA.
  • −Tray mount design may offer less consistent typing feel compared to other mounting styles.

Keychron K9 Max

  • +Supports QMK and VIA firmware for extensive key remapping and macro programming.
  • +Features a 2.4 GHz wireless connection with a specified 1000 Hz polling rate for low latency.
  • +Low-profile 60% design with a 3° typing angle and slimmer switches for an ergonomic, compact form.
  • +Comes with double-shot PBT keycaps and includes sound dampening foam and screw-in stabilizers.
  • +Explicitly lists N-Key Rollover for both wireless and wired modes.
  • −Smaller 1550mAh battery compared to the K8's 4000mAh cell.
  • −60% layout requires using layers for arrows, function keys, and numbers, which has a learning curve.
  • −Currently has no user reviews, making real-world performance less documented.
  • −The vendor states the hot-swappable version is currently compatible with Keychron Milk POM switches only, limiting switch options.

Which Keyboard Is Better for Your Needs?

The K9 Max wins in scenarios demanding maximum portability, deep customization, or a modern low-profile feel, particularly for programming, travel, and modding. The K8 is the stronger choice for office work and content creation where its TKL layout and exceptional battery life are key advantages. For gaming, the K9 Max's specified polling rate gives it an edge, though the K8 remains a capable option.

GamingKeychron K9 Max
  • •The K9 Max lists a 1000 Hz polling rate in its 2.4 GHz and wired modes, which can benefit responsiveness.
  • •Its 60% layout frees up more desk space for mouse movement.
  • •The K9 Max includes sound dampening foam and screw-in stabilizers, which may provide a more consistent feel.
OfficeKeychron K8
  • •The K8's TKL layout retains dedicated arrow and function keys, which are often used in spreadsheet navigation.
  • •Its vendor description claims up to two months of battery life with an 8-hour daily use, reducing charging frequency.
  • •The K8 supports a wider range of international layouts (ANSI, ISO, JIS), which is useful in diverse office environments.
ProgrammingKeychron K9 Max
  • •The K9 Max supports QMK and VIA firmware for deep key remapping and macro creation, a major asset for coding workflows.
  • •Its low-profile design and 3° typing angle may promote a more ergonomic wrist position during long sessions.
  • •The inclusion of PBT keycaps offers better long-term durability against shine from frequent use.
TravelKeychron K9 Max
  • •The K9 Max is a 60% keyboard with dimensions of 25 x 287 x 98 mm and a weight of 426g, making it more compact and lighter than a TKL.
  • •Its ultra-slim, low-profile design is easier to pack in a bag.
  • •It offers a 2.4 GHz dongle connection, which can be more reliable than Bluetooth in unfamiliar environments.
ModdingKeychron K9 Max
  • •The K9 Max explicitly supports QMK and VIA, offering extensive firmware customization.
  • •Its listing details specific modding-friendly components like IXPE and latex acoustic foam, screw-in stabilizers, and a hot-swappable PCB.
  • •It comes with PBT keycaps, which are generally preferred by enthusiasts over the K8's ABS keycaps.
Content CreationKeychron K8
  • •The K8's TKL layout provides direct access to media keys and a number row, useful for timeline scrubbing and shortcut layers.
  • •Its larger 4000mAh battery supports longer, uninterrupted editing sessions away from an outlet.
  • •The availability of an aluminum frame option can provide a more premium, stable base for intense typing.

Frequently Asked Questions (FAQ)

Discover similar products

You might also like similar products in that price range:

94
$59
Keychron K8 Pro QMK/VIA Wireless Mechanical Keyboard
Keychron K8 Pro
80%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
Tray Mount

83
$67
Keychron K9 Pro QMK/VIA Wireless Custom Mechanical Keyboard
Keychron K9 Pro
60%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
Tray Mount

69
$59
Keychron K2 Wireless Mechanical Keyboard (Version 2)
Keychron K2 V2
75%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
Alu case,
Tray Mount

83
$94
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3
Keychron K3 V3
75%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
Top Mount

93
$59
Keychron Q2 QMK Custom Mechanical Keyboard
Keychron Q2
65%,
Hotswap,
Wired,
RGB,
Knob,
VIA,
QMK,
Alu case,
Gasket Mount

89
$99
Keychron K15 Max (Alice Layout) QMK Wireless Custom Mechanical Keyboard
Keychron K15 Max
75%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
PCB Mount

92
$69
Keychron K4 Pro QMK/VIA Wireless Mechanical Keyboard
Keychron K4 Pro
96%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Tray Mount

85
$106
Keychron K1 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron K1 Max
80%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
PCB Mount

86
$67
Keychron K1 Pro QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron K1 Pro
80%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
Tray Mount

84
$94
Keychron K1 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 6
Keychron K1 V6
80%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
Top Mount