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63
SIKAKEYB SK3 Mountain City Hot-swap 68keys Aluminum Gasket Kit

Sikakeyb SK3 Mountain City Mechanical Keyboard

The Sikakeyb SK3 Mountain City is a compact 68+2 key mechanical keyboard designed for users who want flexible connectivity and easy switch customization. It suits hobbyists who frequently change switches and those needing a portable keyboard that works across multiple devices and operating systems.</p... Read more
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Compare Sikakeyb SK3 Mountain City vs Fiio KB3 vs Keychron Q0 HE Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Sikakeyb SK3 Mountain CityFiio KB3Keychron Q0 HE
63
SIKAKEYB SK3 Mountain City Hot-swap 68keys Aluminum Gasket Kit
60
FiiO KB3 HiFi Audio Mechanical Keyboard (Apos Certified)
92
Keychron Q0 HE QMK Wireless Custom Number Pad
0.0 (0)
0.0 (0)
0.0 (0)
  • Released in 2022
  • Equipped with a 1900 mAh battery
  • Made with a Aluminum case
  • Released in 2023
  • Has Tactile, Linear switch options
  • Supports Wired, Wired only, Bluetooth, Wireless, connectivity
  • Weighs about 1060 g
  • Sized at 44 x 329 x 140 mm
  • Made with a Plastic, Metal case
  • Released in 2026
  • Has Linear, Tactile, Clicky, Magnetic switch options
  • Comes with a knob
  • Utilizes Hall effect sensors
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Runs at a 1000 Hz polling rate
  • Equipped with a 1800 mAh battery
  • Weighs about 684 g
  • Sized at 34 x 137 x 118 mm
  • Made with a Aluminum, Copper case
  • Features PBT keycaps
  • Offers Yes, Rgb, White, South-face, Rgb South-face, White South-face RGB lighting
Scores
  • Performance: 45
  • Build Quality: 61.7
  • Productivity: 51.1
  • Customizability: 75.8
  • Portability: 84.3
Scores
  • Performance: 45.1
  • Build Quality: 51.7
  • Productivity: 59.6
  • Customizability: 76.2
  • Portability: 87.7
Scores
  • Performance: 84.5
  • Build Quality: 90.1
  • Productivity: 94.3
  • Customizability: 92.6
  • Portability: 87.3
Name
Sikakeyb SK3 Mountain City
Name
Fiio KB3
Name
Keychron Q0 HE
Release year
2022
Release year
2023
Release year
2026
Switch Options
-
Switch Options
Tactile, Linear
Switch Options
Linear, Tactile, Clicky, Magnetic
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
Numpad
Layout Size
Numpad
Layout Size
Numpad
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Wired, Wired only, Bluetooth, Wireless,
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
-
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
1900 mAh
Battery capacity
-
Battery capacity
1800 mAh
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Backlight
 
Rgb, White, South-face, White South-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Plastic, Metal
Case Material
Aluminum, Copper
Keycaps Material
-
Keycaps Material
-
Keycaps Material
PBT
Dimensions
-
Dimensions
44 x 329 x 140 mm
Dimensions
34 x 137 x 118 mm
Weight
-
Weight
1060g
Weight
684g
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Product Description

The Sikakeyb SK3 Mountain City is a compact 68+2 key mechanical keyboard designed for users who want flexible connectivity and easy switch customization. It suits hobbyists who frequently change switches and those needing a portable keyboard that works across multiple devices and operating systems.

Key Features

  • Hot-swap PCB allows users to change mechanical switches without soldering, enabling quick customization or repair.
  • Three connection modes (Type-C wired, Bluetooth 5.0, and 2.4 GHz wireless) offer versatility for desktop use, mobile devices, or wireless setups.
  • RGB backlighting with 18 lighting modes provides visual feedback and customization options for different environments.
  • Built-in 1900mAh battery supports wireless use, though exact battery life is unknown.

Build Quality

The keyboard features an aluminum case, which adds durability and a solid feel compared to plastic alternatives. The compact 68+2 key layout reduces desk footprint while retaining essential keys for productivity.

Compatibility

The SK3 Mountain City supports Windows, macOS, Android, and iOS systems, making it suitable for users who switch between multiple platforms. The layout and firmware support are designed to accommodate these operating systems, though specific key remapping options are unknown.

Trade-offs

  • The compact layout may require users to adapt to function layers for some keys, which can slow workflow for those used to full-size keyboards.
  • Battery life and wireless latency details are not provided, so users requiring long wireless sessions or low-latency gaming may find this information insufficient.
  • Sound and typing feel depend on chosen switches, as the keyboard only provides the hot-swap PCB without pre-installed switches.

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