Not sure which keyboard to choose? Try the Keyboard Finder now!

Compare Keychron B6 Pro vs Redragon SPHINX K503 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron B6 Pro and Redragon SPHINX K503 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.

Keychron B6 Pro Ultra-Slim Wireless Keyboard ISO Layout Collection
SPHINX K503 (French Layout Only)

Select a keyboard to compare

4.8 (24)
0.0 (0)
  • Released in 2024
  • Has Linear, Tactile, Clicky switch options
  • Features a low-profile design
  • Built with the ISO, JIS, ANSI, ISO-DE layout standard
  • Compatible with both Mac and Windows
  • Provides dedicated media keys
  • Connects via USB-C
  • Uses a Plate Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 1200 mAh battery
  • Weighs about 623 g
  • Sized at 5 x 429 x 130 mm
  • Made with a Plastic, ABS case
  • Features ABS keycaps
  • Offers Yes, North-face RGB lighting
  • Released in 2025
  • Built with the ISO-FR, ISO layout standard
  • Features N-key rollover
  • Supports Wired, Wired only connectivity
  • Weighs about 1000 g
  • Sized at 440 x 180 x 40 mm
  • Offers Yes, Rgb RGB lighting
Scores
  • Performance: 52
  • Build Quality: 45.5
  • Productivity: 65.7
  • Customizability: 51.9
  • Portability: 50.7
Scores
  • Performance: 74.1
  • Build Quality: 43.1
  • Productivity: 49.5
  • Customizability: 46.8
  • Portability: 40.2
Name
Keychron B6 Pro
Name
Redragon SPHINX K503
Release year
2024
Release year
2025
Switch Options
Linear, Tactile, Clicky
Switch Options
-
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
100%
Layout Size
100%
Layout Standard
ISO, JIS, ANSI, ISO-DE
Layout Standard
ISO-FR, ISO
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
Wired, Wired only
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
1200 mAh
Battery capacity
-
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
Plate Mount
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
North-face
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
Plastic, ABS
Case Material
-
Keycaps Material
ABS
Keycaps Material
-
Dimensions
5 x 429 x 130 mm
Dimensions
440 x 180 x 40 mm
Weight
623g
Weight
1000g
*Something incorrect or missing? Please
let me know
!

Discover similar products

You might also like similar products in that price range:

86
$94
Keychron K5 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron K5 Max
100%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
PCB Mount

-28% off
94
$221$159
Keychron Q6 Pro QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron Q6 Pro
100%,
Hotswap,
Wireless,
Wired,
RGB,
Knob,
VIA,
QMK,
Alu case,
Gasket Mount

88
$69
Keychron K5 Pro QMK/VIA Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron K5 Pro
100%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
Tray Mount

97
$99
Keychron V5 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron V5 Max
96%,
Hotswap,
Wireless,
Wired,
RGB,
Knob,
VIA,
QMK,
Gasket Mount

84
$99
Keychron K5 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 2
Keychron K5 QMK V2
100%,
Hotswap,
Wireless,
Wired,
RGB/ White LEDs,
VIA,
QMK,
Alu case,
PCB Mount

96
$99
Keychron V6 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection
Keychron V6 Max
100%,
Hotswap,
Wireless,
Wired,
RGB,
Knob,
VIA,
QMK,
Gasket Mount

76
$139
Nuphy Air100 (ISO-DE) White
Nuphy Air100 V3
100%,
Hotswap,
Wireless,
Wired,
RGB,
Knob,
Alu case,
Gasket Mount

97
$44
Keychron V6 QMK Custom Mechanical Keyboard ISO Layout Collection
Keychron V6
100%,
Hotswap,
Wired,
RGB/ White LEDs,
Knob,
VIA,
QMK,
Tray Mount