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CoolKiller Spring Cute Wireless Mechanical Keyboard

Coolkiller Spring Mechanical Keyboard

The Coolkiller Spring Cute is a wireless mechanical keyboard designed for users who want a compact, customizable typing tool with a distinctive aesthetic. It suits typists who value flexibility in switch choice and connectivity, and those who appreciate a playful, colorful design. It offers multiple layout options and supports both wired and wireless connections, making it adaptable for various setups.</p... Read more
Compare prices from $179.00 to $194
Details
Specification
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Compare Coolkiller Spring vs Niz L84/L99 vs LUMINKEY Lumino Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Coolkiller SpringNiz L84/L99LUMINKEY Lumino
66
CoolKiller Spring Cute Wireless Mechanical Keyboard
NIZ L84/L99 Low Profile MAC Three Mode EC Keyboard
75
Luminkey Lumino75 Keyboard
0.0 (0)
0.0 (0)
5.0 (6)
  • Released in 2023
  • Has Linear switch options
  • Available in a 65% layout
  • Connects via USB-C
  • Equipped with a 3500 mAh battery
  • Weighs about 1500 g
  • Made with a Aluminum case
  • Released in 2025
  • Released in 2024
  • Supports VIA configuration
  • Has built-in sound dampening
  • Uses a Gasket Mount mounting style
  • Runs at a 1000 Hz polling rate
  • Sized at 18 x 138 x 326 mm
  • Offers No RGB lighting
Scores
  • Performance: 59.3
  • Build Quality: 64.1
  • Productivity: 60.6
  • Customizability: 71.5
  • Portability: 90.1
Scores
  • Performance: 49.7
  • Build Quality: 42
  • Productivity: 56.4
  • Customizability: 69.7
  • Portability: 78
Scores
  • Performance: 51.8
  • Build Quality: 75.8
  • Productivity: 73.3
  • Customizability: 79.5
  • Portability: 77.9
Name
Coolkiller Spring
Name
Niz L84/L99
Name
LUMINKEY Lumino
Release year
2023
Release year
2025
Release year
2024
Switch Options
Linear
Switch Options
-
Switch Options
-
Profile
Low Profile
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
65%
Layout Size
75%
Layout Size
75%
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
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
-
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
3500 mAh
Battery capacity
-
Battery capacity
-
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
-
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Backlight
 
Case Colors
Case Colors
Case Colors
Case Material
Aluminum
Case Material
-
Case Material
-
Keycaps Material
PBT
Keycaps Material
-
Keycaps Material
PBT
Dimensions
-
Dimensions
-
Dimensions
18 x 138 x 326 mm
Weight
1500g
Weight
-
Weight
-
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Product Description

The Coolkiller Spring Cute is a wireless mechanical keyboard designed for users who want a compact, customizable typing tool with a distinctive aesthetic. It suits typists who value flexibility in switch choice and connectivity, and those who appreciate a playful, colorful design. It offers multiple layout options and supports both wired and wireless connections, making it adaptable for various setups.

Key Features

  • Available in 65%, 75%, and 98% layouts, allowing users to pick a size that fits their workspace and typing needs.
  • Full-key hot-swappable sockets enable easy switch replacement without soldering, supporting personalized typing feel.
  • 65% and 98% models include a customizable display screen for showing settings or animated GIFs, adding visual feedback and personalization.
  • Three connectivity modes: Bluetooth 5.1, 2.4GHz wireless, and wired USB-C, providing versatile options for different devices and environments.
  • High-quality PBT keycaps in a custom CSA V3 profile offer durable, comfortable key surfaces with unique legends.

Typing Experience

The keyboard uses linear MiaoMiao switches with a 35gf operating force, which deliver smooth keypresses suitable for users who prefer a light, consistent feel. The hot-swappable design allows users to try different switches easily. The custom CSA V3 keycap profile may feel different from more common profiles, which could affect typing comfort depending on user preference.

Connectivity and Compatibility

The Coolkiller Spring Cute supports Windows, MacOS, iOS, and Android devices without additional setup. Wireless options include Bluetooth 5.1 and 2.4GHz, which can reduce cable clutter and improve desk organization. Wired USB-C connection is available for low-latency or charging needs.

Trade-offs

  • The 75% layout variant lacks the customizable display screen found on the 65% and 98% models, reducing visual customization options.
  • Battery capacity is 3500mAh, but actual battery life is unknown from available information.
  • The keyboard weighs 1.5kg, which may be heavier than some compact wireless models, affecting portability.
  • The unique CSA V3 keycap profile and custom switch type may not suit users accustomed to standard keycap shapes or switch brands.

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