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Compare Redragon UCAL K673 vs UCAL MAX K673 Differences Side by Side

This comparison is for buyers deciding between two very similar Redragon 75% keyboards. The choice is difficult because they share a gasket mount, tri-mode connectivity, and a 4000mAh battery. The decision hinges on whether you prioritize a specific regional layout or the future-proofing and material upgrade offered by hot-swap sockets and PBT keycaps.

UCAL K673 DE
65
UCAL MAX K673

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  • Released in 2025
  • Provides dedicated media keys
  • Runs at a 1000 Hz polling rate
  • Weighs about 1240 g
  • Sized at 104 x 335 mm
  • Released in 2024
  • Has Linear switch options
  • Supports hot-swappable switches
  • Weighs about 1200 g
  • Sized at 37 x 335 x 37 mm
  • Features PBT keycaps
Scores
  • Performance: 62.1
  • Build Quality: 58
  • Productivity: 63.3
  • Customizability: 54.1
  • Portability: 73.5
Scores
  • Performance: 66.3
  • Build Quality: 64
  • Productivity: 70.3
  • Customizability: 60.3
  • Portability: 76
Name
Redragon UCAL K673
Name
Redragon UCAL MAX K673
Release year
2025
Release year
2024
Switch Options
-
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
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
1000 Hz
Polling Rate
-
Battery capacity
4000 mAh
Battery capacity
4000 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
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
Plastic
Case Material
Plastic
Keycaps Material
-
Keycaps Material
PBT
Dimensions
104 x 335 mm
Dimensions
37 x 335 x 37 mm
Weight
1240g
Weight
1200g
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Pros and Trade-offs

For a small price difference, the Redragon UCAL MAX K673 delivers significantly more value with its hot-swap capability and PBT keycaps, making it the recommended choice for most buyers. Only choose the standard Redragon UCAL K673 if you specifically require the German QWERTZ layout for your region. The MAX model offers a clearer upgrade path and better materials for long-term satisfaction.

Redragon UCAL K673

  • +Designed with a German QWERTZ layout for users in DE, AT, and CH.
  • +Includes sound dampening with 3.5mm PO foam and a thick silicone pad under the PCB.
  • +Comes with a keycap and switch puller and spare switches in the box.
  • +Features a dedicated control knob for media and lighting.
  • −Lacks hot-swap functionality for easy switch changes.
  • −Keycap material is not specified, suggesting it may use standard ABS.
  • −The vendor page does not mention PBT keycaps as a feature.

Redragon UCAL MAX K673

  • +Features hot-swappable sockets compatible with 3-pin and 5-pin switches.
  • +Includes OEM profile PBT keycaps with glowing letters for better durability.
  • +Vendor description notes an upgraded gasket structure with five sound-absorbing pads.
  • +Comes with four spare switches and a wider selection of color options.
  • −Uses a standard US QWERTY layout, lacking the regional option of the UCAL K673.
  • −Slightly more expensive at its base price point.
  • −The USB-C port is on the left side, which may affect cable routing for some setups.

Which Keyboard Is Better for Your Needs?

The UCAL MAX K673 is the more versatile choice, winning in gaming, programming, modding, and content creation due to its hot-swap sockets and PBT keycaps. The standard UCAL K673 serves a specific niche with its German QWERTZ layout. For office use and travel, the keyboards are effectively tied, sharing core wireless and compact features. The MAX's upgrade path makes it the better long-term investment for most users.

GamingRedragon UCAL MAX K673
  • •The MAX model includes PBT keycaps, which are more resistant to shine from prolonged use.
  • •Its hot-swap functionality allows for easy installation of gaming-focused switches.
  • •The vendor description for the MAX highlights its 'Linear Mint Mambo Switch' which is noted for an enhanced experience.
OfficeTie
  • •Both offer tri-mode connectivity for flexible device switching.
  • •Both feature sound-dampening foam for quieter typing, with the MAX listing '5 Sound Absorbing Pads'.
  • •The UCAL K673 is listed with a German QWERTZ layout, which is a regional advantage for DE/AT/CH users.
ProgrammingRedragon UCAL MAX K673
  • •PBT keycaps on the MAX offer better long-term texture for frequent typing.
  • •Hot-swap sockets allow programmers to customize switch feel for long coding sessions.
  • •The compact 75% layout on both models saves desk space for reference materials.
TravelTie
  • •Both share identical 75% compact layouts and similar weights (1240g vs 1200g).
  • •Both have a 4000mAh battery for extended wireless use.
  • •Both support Bluetooth and 2.4 GHz wireless modes for cable-free portability.
ModdingRedragon UCAL MAX K673
  • •The UCAL MAX K673 explicitly lists 'Hot-Swap Socket' and 'Gasket Structure' as features.
  • •Its vendor description states compatibility with nearly all 3-pin and 5-pin switches.
  • •It comes with PBT keycaps, a common modding upgrade that is already included.
Content CreationRedragon UCAL MAX K673
  • •The dedicated control knob on both is useful for media scrubbing and volume adjustment.
  • •The MAX's hot-swap feature allows for quieter switch options if recording audio.
  • •PBT keycaps maintain a consistent appearance under studio lighting better than ABS.

Frequently Asked Questions (FAQ)

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