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Compare Keychron K3 Ultra vs Nuphy Node75 Low Profile Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron K3 Ultra and Nuphy Node75 Low Profile and view their biggest differences. The detailed comparison table allows you to see all the essential features, specifications, and benefits of each keyboard at a glance. Whether you're looking for performance, value, or specific functionalities, this comparison tool helps you make an informed decision.

76
Keychron K3 Ultra 8K Wireless Custom Mechanical Keyboard - Image: 4
Nuphy Node75 Black Low-Profile (ANSI)

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  • Released in 2026
  • Has Linear, Tactile, Clicky switch options
  • Built with the ANSI, ISO layout standard
  • Compatible with both Mac and Windows
  • Supports QMK firmware
  • Supports VIA configuration
  • Runs at a 8000 Hz polling rate
  • Offers Yes, Rgb RGB lighting
  • Released in 2025
  • Has Clicky, Linear switch options
  • Built with the ANSI layout standard
  • Connects via USB-C
  • Uses a Gasket Mount mounting style
  • Runs at a 1000 Hz polling rate
  • Equipped with a 3000 mAh battery
  • Weighs about 659 g
  • Made with a ABS case
  • Offers No RGB lighting
Scores
  • Performance: 86.6
  • Build Quality: 66.4
  • Productivity: 68.2
  • Customizability: 86.6
  • Portability: 77.4
Scores
  • Performance: 49.3
  • Build Quality: 59.2
  • Productivity: 53.1
  • Customizability: 45.2
  • Portability: 78.4
Name
Keychron K3 Ultra
Name
Nuphy Node75 Low Profile
Release year
2026
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
Clicky, Linear
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI, ISO
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
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
8000 Hz
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
3000 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
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Case Colors
Case Colors
Case Material
-
Case Material
ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
-
Dimensions
-
Weight
-
Weight
659g
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