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Compare Keychron K1 SE vs K2 HE Differences Side by Side

This comparison is for buyers deciding between Keychron's streamlined, low-profile design and their flagship magnetic-switch technology. The K1 SE offers an ultra-slim form factor with low-profile switches, while the K2 HE packs high-end gaming features like adjustable actuation and rapid trigger. The decision hinges on whether you prioritize a sleek, portable typing experience or maximum performance and firmware-level customization for gaming and productivity.

66
Keychron K1 SE Wireless Mechanical Keyboard (US ANSI Layout)
99
Keychron K2 HE Wireless Magnetic Switch Custom Keyboard

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0.0 (0)
4.6 (69)
  • Released in 2021
  • Has Clicky, Tactile, Linear switch options
  • Features a low-profile design
  • Available in a 80% layout
  • Built with the ANSI layout standard
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 2000 mAh battery
  • Made with a Aluminum, Plastic case
  • Offers Yes, Rgb, White RGB lighting
  • Released in 2024
  • Has Linear, Magnetic switch options
  • Available in a 75% layout
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-CH, ISO-Nordic, JIS layout standard
  • Comes with a knob
  • Utilizes Hall effect sensors
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Enables rapid trigger functionality
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 1743 g
  • Sized at 30 x 127 x 41 mm
  • Made with a Aluminum, Wood, ABS, Resin case
  • Features PBT, ABS, PC keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face, White, White North-face RGB lighting
Scores
  • Performance: 66
  • Build Quality: 60.4
  • Productivity: 66.4
  • Customizability: 71.7
  • Portability: 77
Scores
  • Performance: 93.3
  • Build Quality: 90.8
  • Productivity: 96.9
  • Customizability: 99.6
  • Portability: 81.3
Name
Keychron K1 SE
Name
Keychron K2 HE
Release year
2021
Release year
2024
Switch Options
Clicky, Tactile, Linear
Switch Options
Linear, Magnetic
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, ISO-UK, ISO-DE, ISO-ES, ISO-FR, ISO-CH, ISO-Nordic, JIS
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
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
-
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White
Backlight
 
Rgb, North-face, White
Case Colors
Case Colors
Case Material
Aluminum, Plastic
Case Material
Aluminum, Wood, ABS, Resin
Keycaps Material
-
Keycaps Material
PBT, ABS, PC
Dimensions
-
Dimensions
30 x 127 x 41 mm
Weight
-
Weight
1743g
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Pros and Trade-offs

Your primary need dictates the choice. If you want the thinnest possible mechanical keyboard for easy transport and a unique low-profile typing feel, the Keychron K1 SE is the straightforward option. If your budget allows and you value cutting-edge switch technology, deep software customization, and top-tier gaming performance, the Keychron K2 HE is a significantly more capable and future-proof investment.

Keychron K1 SE

  • +Ultra-slim, low-profile design with switches noted as 40% slimmer than conventional ones.
  • +Reinforced aluminum top case with a plastic bottom for a durable yet potentially lighter build.
  • +Hot-swappable for compatible low-profile Gateron mechanical and Keychron optical switches.
  • +Includes two-level adjustable rubber feet for ergonomic typing angles.
  • −Low-profile switch ecosystem is limited and not compatible with standard MX-style switches.
  • −Smaller 2000mAh battery compared to the K2 HE's 4000mAh.
  • −Lacks advanced gaming features like adjustable actuation, rapid trigger, and a high-speed 2.4 GHz dongle.

Keychron K2 HE

  • +Features Gateron double-rail magnetic switches with adjustable actuation points from 0.2 to 3.8 mm.
  • +Extensive customization via QMK/VIA firmware and a web app for settings like rapid trigger and dynamic keystrokes.
  • +High-performance wireless with a 1000 Hz polling rate in both wired and 2.4 GHz modes.
  • +Premium build with multiple case materials (aluminum, wood, resin), internal sound-dampening foams, and screw-in stabilizers.
  • −Heavier weight (over 1.7kg per metadata) and larger dimensions make it less portable.
  • −Magnetic switch compatibility is restricted to specific Gateron double-rail models only.
  • −Higher price point reflects its advanced feature set and premium materials.

Which Keyboard Is Better for Your Needs?

The K2 HE is the clear choice for gaming, programming, modding, and content creation, thanks to its magnetic switch technology, extensive software support, and high-performance features. The K1 SE wins for travel due to its specifically marketed ultra-slim, low-profile design. For office use, both are competent cross-platform keyboards, making it a tie that depends on preference for key feel and noise level.

GamingKeychron K2 HE
  • •The K2 HE has a specified 1000 Hz polling rate in wired and 2.4 GHz modes for lower latency.
  • •It features magnetic switches with adjustable actuation points (0.2-3.8mm) and rapid trigger functionality.
  • •It includes gaming-specific features like Last Key Priority (LKP) and Dynamic Keystrokes for multiple actions per key.
OfficeTie
  • •Both offer Bluetooth connectivity for multi-device pairing.
  • •Both include Mac and Windows keycaps and system toggles for cross-platform use.
  • •The K1 SE's low-profile design may be preferable for shared spaces, while the K2 HE's sound-dampening foams offer a quieter experience.
ProgrammingKeychron K2 HE
  • •The K2 HE supports QMK and VIA firmware for extensive key remapping and macro programming.
  • •Its 75% layout retains arrow keys and function row in a compact form, saving desk space.
  • •The vendor description highlights a powerful MCU with 256KB flash for firmware flexibility.
TravelKeychron K1 SE
  • •The K1 SE is described as an "ultra-slim" keyboard with low-profile switches that are 40% slimmer than conventional switches.
  • •It has a reinforced aluminum top case and plastic bottom, likely making it lighter than the K2 HE's full aluminum and wood/ABS construction.
  • •Its 80% (TKL) layout is slightly larger than 75% but still omits the number pad for better portability.
ModdingKeychron K2 HE
  • •The K2 HE features extensive internal foams (EVA, EPDM, silicone pad) and screw-in stabilizers for acoustic mods.
  • •It has a hot-swappable PCB compatible with Gateron double-rail magnetic switches.
  • •It offers multiple case material options including aluminum, wood, and resin, and supports knob installation.
Content CreationKeychron K2 HE
  • •The K2 HE's programmable layers and macros via QMK/VIA are advantageous for software shortcuts.
  • •Its dedicated media keys (present on both) are more accessible on the 75% layout compared to the K1 SE's TKL.
  • •The higher capacity 4000mAh battery supports longer wireless use during extended sessions.

Frequently Asked Questions (FAQ)

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