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Compare Redragon K681MG Pro vs UCAL MAX K673 Differences Side by Side

This comparison is for buyers deciding between two similarly priced 75% tri-mode keyboards from Redragon. The choice is difficult because both share a gasket mount, hot-swap sockets, and a multi-function knob. The decision ultimately hinges on whether you prioritize the premium feel and acoustic treatment of an aluminum chassis or the potentially longer wireless battery life of a plastic-bodied alternative.

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WhatGeek x Redragon K681 Tri-mode Mechanical Keyboard
65
UCAL MAX K673

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  • Compatible with both Mac and Windows
  • Provides dedicated media keys
  • Features N-key rollover
  • Weighs about 858 g
  • Sized at 43 x 335 x 140 mm
  • Made with a Aluminum case
  • Features PBT, ABS keycaps
  • Equipped with a 4000 mAh battery
  • Weighs about 1200 g
  • Sized at 37 x 335 x 37 mm
  • Made with a Plastic case
  • Features PBT keycaps
Scores
  • Performance: 78.9
  • Build Quality: 72.6
  • Productivity: 83.7
  • Customizability: 73.8
  • Portability: 77.5
Scores
  • Performance: 66.3
  • Build Quality: 64
  • Productivity: 70.3
  • Customizability: 60.3
  • Portability: 76
Name
Redragon K681MG Pro
Name
Redragon UCAL MAX K673
Release year
2024
Release year
2024
Switch Options
Linear
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
-
Polling Rate
-
Battery capacity
-
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
Aluminum
Case Material
Plastic
Keycaps Material
PBT, ABS
Keycaps Material
PBT
Dimensions
43 x 335 x 140 mm
Dimensions
37 x 335 x 37 mm
Weight
858g
Weight
1200g
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Pros and Trade-offs

Your priority should guide this choice. If a solid, acoustically tuned typing experience and a premium build are most important, the Redragon K681MG Pro is the clear winner. If you need maximum wireless uptime away from an outlet and prefer a slimmer profile, the UCAL MAX K673 is the more practical option, accepting the trade-off in case material.

Redragon K681MG Pro

  • +Aluminum case construction for a premium, solid feel.
  • +Detailed 5-layer sound dampening with Poron and silicone pads according to the vendor.
  • +Lighter weight (858g) for its metal build.
  • +Vendor confirms compatibility with a wide range of 3-pin and 5-pin aftermarket switches.
  • +Includes N-Key Rollover for gaming.
  • −Battery capacity is not specified, making wireless runtime uncertain.
  • −Keycaps use a mix of PBT and ABS materials, whereas the K673 uses all PBT.
  • −Slightly taller at 43mm compared to the K673's 37mm profile.

Redragon UCAL MAX K673

  • +Larger 4000mAh battery for extended wireless use.
  • +Full PBT keycap set for better longevity against shine.
  • +Slimmer 37mm height profile.
  • +Software support is explicitly mentioned by the manufacturer for macro programming.
  • +Includes a Redragon sticker in the package.
  • −Plastic case lacks the premium feel and acoustic properties of aluminum.
  • −Substantially heavier (1200g) despite the plastic construction.
  • −N-Key Rollover is not listed among its specified features.

Which Keyboard Is Better for Your Needs?

The K681MG Pro takes the lead for gaming, programming, and modding, primarily due to its aluminum construction and detailed acoustic design. The K673 is the better pick for travel, thanks to its larger specified battery capacity. For office work and content creation, the keyboards are evenly matched, sharing core productivity features like the control knob and wireless flexibility.

GamingRedragon K681MG Pro
  • •Aluminum case may provide a more stable, premium feel during intense use.
  • •The K681MG Pro's listing includes N-Key Rollover, a feature not explicitly mentioned for the K673.
  • •Its 5-layer filling with Poron and silicone pads, as described by the vendor, could offer a more consistent typing feel.
OfficeTie
  • •Both offer tri-mode connectivity (wired, 2.4GHz, Bluetooth) for flexible device switching.
  • •Both include a multi-function knob for quick volume and media control.
  • •Their 75% layouts save desk space while retaining function keys.
ProgrammingRedragon K681MG Pro
  • •The aluminum build of the K681MG Pro may offer a more solid, non-flexing platform for long typing sessions.
  • •Its vendor description mentions a single-key slotted PCBA for a softer, more elastic feel, which could reduce fatigue.
  • •The inclusion of multi-media keys, noted in its extra features, provides quick access to playback controls.
TravelRedragon UCAL MAX K673
  • •The K673 is listed with a 4000mAh battery, which suggests longer wireless use between charges compared to the unspecified battery in the K681MG Pro.
  • •It is slightly thinner at 37mm height versus 43mm for the K681MG Pro.
  • •Its plastic construction results in a heavier weight (1200g vs 858g), which is a trade-off for durability during transport.
ModdingRedragon K681MG Pro
  • •The K681MG Pro features an aluminum case, which is a more desirable foundation for custom builds.
  • •Its vendor description details a 5-layer filling material including Poron and silicone pads for sound modification.
  • •Both are hot-swappable, but the K681MG Pro's listing confirms compatibility with 3-pin and 5-pin switches from brands like Gateron and Akko.
Content CreationTie
  • •Both keyboards have a dedicated knob for efficient scrubbing through timelines or adjusting volume.
  • •Both offer vibrant RGB backlighting with multiple modes for stream aesthetics.
  • •Tri-mode connectivity allows easy switching between a desktop PC and other devices like tablets.

Frequently Asked Questions (FAQ)

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