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Compare Keychron K17 Max vs K4 Max Differences Side by Side

This comparison is for buyers deciding between two of Keychron's feature-rich 96% wireless keyboards. The choice is difficult because both share core specs like QMK/VIA programmability, triple connectivity, and hot-swap options. The decision ultimately hinges on your preference for the K17 Max's unique low-profile design versus the K4 Max's more traditional, acoustically enhanced build.

88
Keychron K17 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection
87
Keychron K4 Max QMK Wireless Mechanical Keyboard ISO Layout Collection

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4.5 (2)
5.0 (1)
  • Released in 2024
  • Has Tactile, Linear, Clicky switch options
  • Features a low-profile design
  • Comes with a knob
  • Connects via USB-C
  • Equipped with a 2000 mAh battery
  • Weighs about 750 g
  • Sized at 27 x 119 x 387 mm
  • Made with a ABS, Aluminum case
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2025
  • Has Linear, Tactile, Clicky switch options
  • Includes screw-in stabilizers
  • Equipped with a 4000 mAh battery
  • Weighs about 1290 g
  • Sized at 31 x 391 x 140 mm
  • Made with a ABS case
  • Offers Yes, Rgb, South-face, Rgb South-face, White, White South-face RGB lighting
Scores
  • Performance: 83.8
  • Build Quality: 81.8
  • Productivity: 93.2
  • Customizability: 93
  • Portability: 54.7
Scores
  • Performance: 82.1
  • Build Quality: 80.3
  • Productivity: 89.2
  • Customizability: 92.9
  • Portability: 50.9
Name
Keychron K17 Max
Name
Keychron K4 Max
Release year
2024
Release year
2025
Switch Options
Tactile, Linear, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
96%
Layout Size
96%
Layout Standard
ISO, ANSI
Layout Standard
ISO, 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, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
2000 mAh
Battery capacity
4000 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
PCB Mount
Mount Style
PCB Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, South-face, White, White South-face
Case Colors
Case Colors
Case Material
ABS, Aluminum
Case Material
ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
27 x 119 x 387 mm
Dimensions
31 x 391 x 140 mm
Weight
750g
Weight
1290g
*Something incorrect or missing? Please
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Pros and Trade-offs

Your priority should guide your choice. If a thin, light keyboard for a clean desk or frequent travel is most important, the Keychron K17 Max is the clear pick. If you value deep customization, a thocky sound profile, and the ability to use a wide array of standard mechanical switches, the Keychron K4 Max is the more capable platform, albeit in a heavier body.

Keychron K17 Max

  • +Ultra-slim, low-profile design with an aluminum frame for a sleek, portable form factor.
  • +Lighter weight (750g) makes it significantly easier to carry.
  • +Includes redesigned stabilizers for less wobble on large keys.
  • +Features north-facing RGB LEDs with over 22 lighting effects.
  • +Comes with low-profile double-shot PBT LSA keycaps.
  • −Hot-swap version is only compatible with Gateron or Keychron low-profile mechanical switches, limiting options.
  • −Smaller 2000mAh battery may require more frequent charging compared to the K4 Max.
  • −Low-profile keycap and switch ecosystem is less extensive than standard MX-style.

Keychron K4 Max

  • +Hot-swappable PCB supports almost all 3-pin and 5-pin MX-style switches for vast customization.
  • +Larger 4000mAh battery promises longer usage between charges.
  • +Features multiple acoustic foam layers (IXPE, PET, EPDM) and a steel plate for a tuned typing sound.
  • +South-facing RGB LEDs prevent interference with Cherry-profile keycaps.
  • +Includes screw-in stabilizers for potentially better stability on large keys.
  • −Much heavier at 1290g, reducing portability.
  • −Taller standard profile may be less comfortable for some without a palm rest.
  • −Case material is listed as ABS, lacking the aluminum frame option of the K17 Max.

Which Keyboard Is Better for Your Needs?

The K17 Max wins for office use and travel due to its slim, lightweight design. The K4 Max is the stronger choice for modding and programming, thanks to its broader switch compatibility and south-facing LEDs. For gaming and content creation, the keyboards are evenly matched on core performance features, leaving the decision to ergonomic preference.

GamingTie
  • •Both offer a 1000 Hz polling rate in 2.4 GHz and wired modes for low latency.
  • •Both feature N-key rollover for simultaneous key presses.
  • •The K17 Max's lighter weight may be preferable for LAN setups, while the K4 Max's heavier build resists movement during intense sessions.
OfficeKeychron K17 Max
  • •The K17 Max's low-profile, ultra-slim design is more discreet and takes up less vertical space on a desk.
  • •Its lighter weight (750g) makes it easier to move around or store.
  • •Both offer quiet typing with sound-dampening foam and Mac/Windows support.
ProgrammingKeychron K4 Max
  • •The K4 Max's south-facing RGB LEDs prevent interference with Cherry-profile keycaps, a popular choice for custom sets among enthusiasts.
  • •Its listed compatibility with almost all 3-pin and 5-pin MX-style switches offers broader customization for feel.
  • •Both have the same programmable 96% layout with QMK/VIA support.
TravelKeychron K17 Max
  • •The K17 Max is significantly lighter at 750g versus the K4 Max's 1290g.
  • •Its slimmer profile (27mm height) is easier to pack in a bag.
  • •Both have wireless connectivity, but the K17 Max's lower weight is a major advantage for portability.
ModdingKeychron K4 Max
  • •The K4 Max explicitly supports hot-swapping with almost all 3-pin and 5-pin MX-style switches, offering wider compatibility than the K17 Max's low-profile-only support.
  • •It features multiple layers of acoustic foam (IXPE, PET, EPDM) and a steel plate for sound tuning.
  • •It includes screw-in stabilizers, which are generally preferred for modding over clip-in types.
Content CreationTie
  • •Both keyboards offer a knob for media control and multimedia keys.
  • •Both are fully programmable via QMK/VIA for creating macros and shortcuts.
  • •The choice depends on preferred typing feel: low-profile (K17 Max) or standard height (K4 Max).

Frequently Asked Questions (FAQ)

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