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Compare Keychron Lemokey P1 vs Redragon PENUMBRA K687 HE Differences Side by Side

This comparison is for users deciding between a versatile, custom-focused keyboard and a specialized gaming tool. Both are 75% aluminum keyboards with knobs and gasket mounts, making the choice difficult. The Keychron P1 offers multi-connectivity and extensive modding support, while the Redragon K687 HE focuses on wired performance with Hall Effect magnetic switches and rapid trigger technology.

100
Lemokey P1 QMK/VIA Benutzerdefinierte Gaming-Tastatur
70
PENUMBRA K687 HE Rapid Trigger Gaming Keyboard

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5.0 (10)
0.0 (0)
  • Released in 2024
  • Has Linear, Tactile, Clicky switch options
  • Supports hot-swappable switches
  • Built with the ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK layout standard
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 1650 g
  • Sized at 31 x 140 x 322 mm
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2025
  • Has Magnetic switch options
  • Built with the ANSI layout standard
  • Utilizes Hall effect sensors
  • Enables rapid trigger functionality
  • Supports Wired, Wired only connectivity
  • Weighs about 1500 g
  • Sized at 43 x 334 x 140 mm
  • Offers Yes, Rgb RGB lighting
Scores
  • Performance: 83.4
  • Build Quality: 88.5
  • Productivity: 97.4
  • Customizability: 97.1
  • Portability: 78.9
Scores
  • Performance: 86.6
  • Build Quality: 69.9
  • Productivity: 78
  • Customizability: 55.4
  • Portability: 60.9
Name
Keychron Lemokey P1
Name
Redragon PENUMBRA K687 HE
Release year
2024
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
Magnetic
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK
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
Wired, Wired only
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
4000 mAh
Battery capacity
-
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
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Aluminum
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
31 x 140 x 322 mm
Dimensions
43 x 334 x 140 mm
Weight
1650g
Weight
1500g
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Pros and Trade-offs

Your primary need dictates the choice. For a flexible, future-proof keyboard you can modify for any task, the Keychron P1 is the superior investment. If you want a dedicated, performance-tuned gaming keyboard and will never need wireless, the Redragon K687 HE provides specialized features at a lower cost. Consider long-term flexibility versus immediate gaming optimization.

Keychron Lemokey P1

  • +Tri-mode connectivity with Bluetooth, 2.4 GHz, and wired options.
  • +Extensive customization via QMK/VIA firmware and hot-swap sockets.
  • +Available in multiple ISO and ANSI layout configurations.
  • +Includes sound dampening with IXPE, PET, and absorbing foam layers.
  • +South-facing RGB lighting with non-shine-through PBT keycaps.
  • −Higher price point compared to the Redragon model.
  • −Wireless models rely on a battery, adding weight and requiring charging.
  • −Keychron Super switches are the only pre-installed option for assembled versions.

Redragon PENUMBRA K687 HE

  • +Features Hall Effect magnetic switches with a long lifespan.
  • +Includes software-adjustable rapid trigger technology for gaming.
  • +Offers a highly adjustable actuation point range from 0.1mm to 3.4mm.
  • +Comes with a comprehensive five-layer noise dampening system.
  • −Wired-only connectivity limits placement and device switching.
  • −Hall Effect switches are listed as Redragon exclusive and not cross-compatible.
  • −Only available in a pre-built ANSI layout, with no barebones or ISO options.
  • −Lacks wireless functionality and a battery.

Which Keyboard Is Better for Your Needs?

The Keychron P1 is the clear choice for office work, programming, travel, and modding due to its wireless options, extensive layout support, and open-ended customization. The Redragon K687 HE takes the lead for dedicated gaming with its Hall Effect switches and rapid trigger feature. For content creation, both keyboards offer similar core utility with their knobs and durable keycaps.

GamingRedragon PENUMBRA K687 HE
  • •Features dedicated Hall Effect magnetic switches for potentially faster response.
  • •Includes software-adjustable rapid trigger technology for dynamic actuation.
  • •Offers a 0.1-3.4mm adjustable actuation range with 0.1mm precision.
OfficeKeychron Lemokey P1
  • •Offers Bluetooth and 2.4 GHz wireless connectivity for device switching.
  • •Supports multiple ISO layouts (UK, German, Nordic, Swiss) for international users.
  • •Includes a 4000mAh battery for cord-free use.
ProgrammingKeychron Lemokey P1
  • •Supports QMK and VIA firmware for deep key remapping and macros.
  • •Available in a barebones kit option for building with preferred switches.
  • •Hot-swappable sockets support a wide range of 3-pin and 5-pin MX-style switches.
TravelKeychron Lemokey P1
  • •Provides wireless connectivity options, reducing cable clutter.
  • •Has a slightly lower weight (1650g vs 1500g) according to manufacturer specs.
  • •Bluetooth mode allows connection to multiple devices.
ModdingKeychron Lemokey P1
  • •Fully hot-swappable PCB works with most 3-pin and 5-pin MX switches.
  • •Available as a DIY barebones kit without switches or keycaps.
  • •Features a polycarbonate plate and screw-in stabilizers for acoustic tuning.
  • •Open-source QMK/VIA firmware allows for community-driven customization.
Content CreationTie
  • •Both feature a multi-function control knob for media and volume adjustment.
  • •Both have RGB backlighting for visual customization.
  • •Both use PBT keycaps for durability.

Frequently Asked Questions (FAQ)

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