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Compare Keychron K3 Max vs Lemokey P3 HE Differences Side by Side

This comparison is for buyers deciding between two very different advanced wireless keyboards from the same family. The K3 Max is a low-profile marvel for users who want mechanical feel in a slim, travel-friendly package with full QMK and VIA support. The Lemokey P3 HE is a full-sized aluminum gaming powerhouse that uses revolutionary magnetic switches with adjustable actuation points and rapid trigger. The decision is hard because both feature 1000 Hz polling, excellent build quality, and deep programmability, but they cater to opposite priorities in form factor and switch technology.

94
Keychron K3 Max QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection
92
Lemokey P3 HE Wireless Magnetic Switch Custom Gaming Keyboard

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4.7 (9)
5.0 (2)
  • Released in 2023
  • Has Tactile, Linear, Clicky switch options
  • Features a low-profile design
  • Available in a 75% layout
  • Built with the ISO, ISO-UK, ISO-DE, ISO-Nordic, ISO-SW, ANSI layout standard
  • Provides dedicated media keys
  • Uses a Plate Mount mounting style
  • Equipped with a 1550 mAh battery
  • Weighs about 580 g
  • Sized at 22 x 306 x 116 mm
  • Made with a ABS, Aluminum, Wood, Plastic case
  • Features PBT, ABS keycaps
  • Released in 2026
  • Has Linear, Tactile, Clicky, Magnetic switch options
  • Available in a 80% layout
  • Built with the ANSI layout standard
  • Comes with a knob
  • Utilizes Hall effect sensors
  • Enables rapid trigger functionality
  • Uses a Gasket Mount mounting style
  • Equipped with a 4000 mAh battery
  • Weighs about 1910 g
  • Sized at 33 x 362 x 138 mm
  • Made with a Aluminum case
  • Features PBT keycaps
Scores
  • Performance: 80.9
  • Build Quality: 86.4
  • Productivity: 94.3
  • Customizability: 92.3
  • Portability: 77.2
Scores
  • Performance: 93.6
  • Build Quality: 86.3
  • Productivity: 97.8
  • Customizability: 92.8
  • Portability: 76.6
Name
Keychron K3 Max
Name
Keychron Lemokey P3 HE
Release year
2023
Release year
2026
Switch Options
Tactile, Linear, Clicky
Switch Options
Linear, Tactile, Clicky, Magnetic
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
80%
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-Nordic, ISO-SW, 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, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
1550 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
Plate Mount
Mount Style
Gasket 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, Aluminum, Wood, Plastic
Case Material
Aluminum
Keycaps Material
PBT, ABS
Keycaps Material
PBT
Dimensions
22 x 306 x 116 mm
Dimensions
33 x 362 x 138 mm
Weight
580g
Weight
1910g
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Pros and Trade-offs

Your choice comes down to form factor and switch philosophy. If you prioritize portability, multi-OS compatibility, and a true low-profile typing experience for office or travel, the Keychron K3 Max is the clear pick. If competitive gaming with adjustable actuation, rapid trigger, and a heavy all-metal build is your priority, the Lemokey P3 HE is the better investment. Both offer excellent QMK/VIA programmability and solid wireless performance, so evaluate your primary use case to decide.

Keychron K3 Max

  • +Ultra-slim low-profile design (22mm height) with three adjustable typing angles (3° and 7°) for maximum portability.
  • +Wide layout compatibility with ANSI and multiple ISO options (UK, DE, Nordic, SW), plus included Mac and Windows keycaps.
  • +Hot-swappable low-profile Gateron mechanical switches with choices of linear (Red), clicky (Blue), and tactile (Brown, Banana) options.
  • +Inner acoustic foam (IXPE and latex) for a quiet typing experience right out of the box.
  • +Full QMK and VIA support via the Keychron Launcher web app with 256KB flash memory for complex keymaps.
  • −Compatible only with Gateron/Keychron low-profile mechanical switches, limiting switch upgrade options compared to standard MX.
  • −Compact 75% layout (84 keys) lacks dedicated navigation cluster and numpad, which some users may miss.
  • −Customer reviews mention potential wobble on flat surfaces and missing 2.4 GHz dongle storage.

Keychron Lemokey P3 HE

  • +Gateron double-rail magnetic switches with adjustable actuation (0.2-3.8mm) and TMR sensors for ultra-fast response and customization.
  • +Advanced gaming features including Rapid Trigger, Dynamic Keystrokes (4 actions per key), Analog Mode, and Last Key Priority.
  • +Full aluminum body (6063 aluminum) with mirror-polished strip and gasket mount design for a premium, stable typing experience.
  • +Large 4000mAh battery with up to 120 hours of wireless working time (lab tested).
  • +Screwless magnetic latch assembly for tool-free disassembly and easy modding.
  • −Compatible exclusively with Gateron double-rail magnetic switches, significantly limiting hot-swap options.
  • −Heavy weight (1910g) makes it impractical for frequent travel or carrying between locations.
  • −Only available in ANSI layout, excluding users who prefer ISO or regional keycap arrangements.
  • −No screen or dedicated media keys (though it has a knob that can be programmed).

Which Keyboard Is Better for Your Needs?

The K3 Max wins clearly for travel and office use due to its low-profile design and multi-layout compatibility, while also being the better modding platform thanks to hot-swappable switches and multiple plate options. The P3 HE is the definitive choice for gaming with its magnetic switch features like Rapid Trigger and adjustable actuation. For programming and content creation, the choice is a tie, as both offer deep QMK/VIA programmability and broad OS support, leaving the decision to form factor and switch type preference.

GamingKeychron Lemokey P3 HE
  • •Equipped with Gateron double-rail magnetic switches with adjustable actuation points from 0.2 to 3.8mm, enabling custom response curves.
  • •Supports gaming-specific features like Rapid Trigger, Last Key Priority (LKP), Dynamic Keystrokes (DKS), and Analog Mode for controller-like input.
  • •Full aluminum body and gasket mount design provide a stable, vibration-free platform for intense gaming sessions.
OfficeKeychron K3 Max
  • •Ultra-slim low-profile design (31% slimmer than normal profile switches) fits easily under monitors and in tight desk setups.
  • •Available in multiple ISO layout options (ISO-UK, ISO-DE, ISO-Nordic) for international office users, plus includes Mac and Windows keycaps.
  • •Three-level adjustable typing angle (3° and 7°) for ergonomic wrist support during long typing sessions.
ProgrammingTie
  • •Both feature QMK and VIA support (via Keychron Launcher web app) for full key remapping, macros, and layers.
  • •Both support N-Key Rollover over wired and wireless connections.
  • •The K3 Max offers a wider range of switch choices (tactile, linear, clicky in low-profile), while the P3 HE offers magnetic switch customization with adjustable actuation.
TravelKeychron K3 Max
  • •Weighs only 580g compared to the P3 HE at 1910g, making it dramatically more portable.
  • •Ultra-slim dimensions (22mm height) easily fit into laptop bags and backpacks.
  • •Bluetooth 5.1 connection for up to 3 devices with a 1550mAh battery suitable for mobile use.
ModdingKeychron K3 Max
  • •Features hot-swappable low-profile Gateron/Keychron mechanical switches, allowing easy switch changes without soldering.
  • •Available with multiple plate material options (aluminum, plastic, polycarbonate) for sound and feel customization.
  • •Includes IXPE acoustic foam and latex foam for sound dampening as standard, with many aftermarket low-profile keycap options available (LSA Dye-Sub PBT sets).
Content CreationTie
  • •Both offer 22+ RGB backlight settings with per-key and Mix RGB customization for studio aesthetics.
  • •Both work across macOS, Windows, and Linux, with dedicated Mac and Windows keycaps included.
  • •The K3 Max has 12 multimedia keys for quick editing controls, while the P3 HE has a knob (encoder) for timeline scrubbing.

Frequently Asked Questions (FAQ)

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