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YUNZII KC84 SP-Red 84 Hot Swappable Mechanical Keyboard

Yunzii KC84 SP Mechanical Keyboard

The Yunzii KC84 SP 84 is a compact mechanical keyboard designed for users who want a versatile, portable layout with easy switch customization. It fits well for office workers or hobbyists who value a smaller footprint without losing access to essential keys like numbers and arrows. Its hot-swap switch feature allows changing switches without soldering, making it suitable for those who want to experiment with different typing feels.</p... Read more
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YUNZII KC84 SP-Red 84 Hot Swappable Mechanical Keyboard

Yunzii
Yunzii
Ships to US
$89

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Compare Yunzii KC84 SP vs Qwertykeys Neo65 Core Plus vs Yunzii B75 Pro Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Yunzii KC84 SPQwertykeys Neo65 Core PlusYunzii B75 Pro
YUNZII KC84 SP-Red 84 Hot Swappable Mechanical Keyboard
76
Qwertykeys Neo65 Core Plus Keyboard
75
YUNZII B75 Pro Wireless Mechanical Keyboard - ISO Layout
0.0 (0)
5.0 (12)
0.0 (0)
  • Has Clicky, Tactile, Linear switch options
  • Built with the ANSI layout standard
  • Supports Wired, Wired only connectivity
  • Sized at 27 x 320 x 135 mm
  • Features PBT keycaps
  • Offers Yes, Rgb RGB lighting
  • Available in a 65% layout
  • Built with the ANSI, ISO layout standard
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 4400 mAh battery
  • Weighs about 1340 g
  • Sized at 18 x 313 x 111 mm
  • Made with a Aluminum case
  • Offers No RGB lighting
  • Released in 2024
  • Has Linear, Clicky, Tactile switch options
  • Available in a 75% layout
  • Built with the ISO, ANSI, Dvorak layout standard
  • Comes with a knob
  • Provides dedicated media keys
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, connectivity
  • Runs at a 4000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 937 g
  • Sized at 42 x 334 x 144 mm
  • Features PBT, PC keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 71.3
  • Build Quality: 48.9
  • Productivity: 61.3
  • Customizability: 64.4
  • Portability: 45.5
Scores
  • Performance: 53.4
  • Build Quality: 80.1
  • Productivity: 80.1
  • Customizability: 66.8
  • Portability: 88.1
Scores
  • Performance: 74.8
  • Build Quality: 60.8
  • Productivity: 91.5
  • Customizability: 79.2
  • Portability: 80.2
Name
Yunzii KC84 SP
Name
Qwertykeys Neo65 Core Plus
Name
Yunzii B75 Pro
Release year
2025
Release year
2025
Release year
2024
Switch Options
Clicky, Tactile, Linear
Switch Options
-
Switch Options
Linear, Clicky, Tactile
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
Unknown
Layout Size
65%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI, ISO
Layout Standard
ISO, ANSI, Dvorak
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
Wired, Wired only
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless,
Polling Rate
-
Polling Rate
1000 Hz
Polling Rate
4000 Hz
Battery capacity
-
Battery capacity
4400 mAh
Battery capacity
4000 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
-
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
 
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Colors
Case Material
Plastic
Case Material
Aluminum
Case Material
Plastic
Keycaps Material
PBT
Keycaps Material
-
Keycaps Material
PBT, PC
Dimensions
27 x 320 x 135 mm
Dimensions
18 x 313 x 111 mm
Dimensions
42 x 334 x 144 mm
Weight
-
Weight
1340g
Weight
937g
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Product Description

The Yunzii KC84 SP 84 is a compact mechanical keyboard designed for users who want a versatile, portable layout with easy switch customization. It fits well for office workers or hobbyists who value a smaller footprint without losing access to essential keys like numbers and arrows. Its hot-swap switch feature allows changing switches without soldering, making it suitable for those who want to experiment with different typing feels.

Key Features

  • Hot-swap Gateron switches enable quick switch replacement, allowing users to tailor the typing experience without technical skills.
  • Macro recording and customizable RGB lighting offer personalization options through downloadable driver software.
  • Compact 84-key layout reduces desk space and hand movement while retaining full functionality, including arrow and number keys.
  • Full anti-ghosting with NKRO (N-Key Rollover) ensures all simultaneous key presses register correctly, useful for fast or complex typing.

Build Quality

  • Keycaps are made of 85% PBT plastic with dye-sublimation printing, which improves durability and resistance to wear, water, and dust compared to ABS keycaps.
  • The keyboard’s size and weight make it easy to carry in a backpack, supporting portability for mobile use.

Compatibility

  • Works with a wide range of Windows versions (XP through 10) and Mac OS, supporting users across different operating systems.
  • Uses a USB Type-C wired connection, providing stable and universal compatibility without wireless options.

Trade-offs

  • Lacks wireless connectivity, which may limit convenience for users wanting a cable-free setup.
  • Driver-dependent features like macros and RGB customization require software installation, which may not suit users preferring plug-and-play simplicity.
  • Ergonomics are basic; while designed to reduce fatigue, it does not include advanced ergonomic adjustments or wrist support.

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