Redragon K745 vs K673: Full-Size vs Wireless 75% Keyboard

Compare Redragon ANTONIUM K745 vs UCAL K673 Differences Side by Side

This comparison is for buyers deciding between a traditional full-size keyboard and a modern compact wireless board within the Redragon lineup. Both keyboards share a gasket mount design and sound-dampening features, making the choice difficult. The decision ultimately hinges on whether you prioritize a complete number pad and a lower price, or the freedom of tri-mode connectivity and a space-saving layout.

Model
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Has Linear switch options Supports hot-swappable switches Available in a 100% layout Supports Wired, Wired only connectivity Weighs about 1060 g Sized at 38 x 445 x 142 mm Features PBT keycaps	Available in a 75% layout Comes with a knob Provides dedicated media keys Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 4000 mAh battery Weighs about 1240 g Sized at 104 x 335 mm
Score	Scores Performance: 61.8 Build Quality: 61.3 Productivity: 63.3 Customizability: 53.9 Portability: 43.5	Scores Performance: 62.1 Build Quality: 58.1 Productivity: 63.3 Customizability: 54.1 Portability: 73.5
Name	Name Redragon ANTONIUM K745	Name Redragon UCAL K673
Release year	Release year 2025	Release year 2025
Switch Options	Switch Options Linear	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 100%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	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	Connection Wired, Wired only	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity -	Battery capacity 4000 mAh
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 Gasket Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Plastic
Keycaps Material	Keycaps Material PBT	Keycaps Material -
Dimensions	Dimensions 38 x 445 x 142 mm	Dimensions 104 x 335 mm
Weight	Weight 1060g	Weight 1240g

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0.0 stars (0 reviews)

Has Linear switch options
Supports hot-swappable switches
Available in a 100% layout
Supports Wired, Wired only connectivity
Weighs about 1060 g
Sized at 38 x 445 x 142 mm
Features PBT keycaps

Available in a 75% layout
Comes with a knob
Provides dedicated media keys
Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
Runs at a 1000 Hz polling rate
Equipped with a 4000 mAh battery
Weighs about 1240 g
Sized at 104 x 335 mm

Scores

Performance: 61.8
Build Quality: 61.3
Productivity: 63.3
Customizability: 53.9
Portability: 43.5

Scores

Performance: 62.1
Build Quality: 58.1
Productivity: 63.3
Customizability: 54.1
Portability: 73.5

Name

Redragon ANTONIUM K745

Name

Redragon UCAL K673

Release year

2025

Release year

2025

Switch Options

Linear

Switch Options

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

100%

Layout Size

75%

Layout Standard

ANSI

Layout Standard

ANSI

Layout Ergonomics

Normal

Layout Ergonomics

Normal

Knob Support

Display Support

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Wired, Wired only

Connection

Bluetooth, 2.4 GHz, Wired, Wireless

Polling Rate

1000 Hz

Battery capacity

4000 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Gasket Mount

Mount Style

Gasket Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb

Backlight

Rgb

Case Colors

Case Material

Plastic

Case Material

Plastic

Keycaps Material

PBT

Keycaps Material

Dimensions

38 x 445 x 142 mm

Dimensions

104 x 335 mm

Weight

1060g

Weight

1240g

Pros and Trade-offs

Your primary need dictates the choice. If your workflow is desk-bound and relies on a number pad, the Redragon K745 offers a solid, value-oriented full-size experience. If you value a clean desk, need to connect to multiple devices, or frequently move your keyboard, the wireless flexibility and space-saving design of the Redragon K673 are worth the slightly higher cost.

Redragon ANTONIUM K745

+Full 108-key layout with a number pad and four extra hotkeys.
+Uses PBT keycaps for better long-term durability.
+Includes four extra Dragon Chant switches in the box.
+Vendor description details a specific five-layer sound dampening system.
+Generally available at a lower price point.

−Wired-only connectivity limits placement and device switching.
−Larger 445mm width requires more desk space.
−Switch type is fixed as linear Dragon Chant switches.

Redragon UCAL K673

+Tri-mode connectivity with USB-C, Bluetooth, and 2.4 GHz wireless.
+Compact 75% layout saves desk space while keeping arrow and function keys.
+Features a dedicated multifunction knob for media and lighting control.
+Large 4000mAh battery for extended wireless use.
+Includes multi-media keys for quick controls.

−Lacks a dedicated number pad, which may hinder data entry.
−Keycap material is not specified as PBT in the metadata.
−Heavier at 1240g compared to the K745's 1060g.

Which Keyboard Is Better for Your Needs?

The K673 is the clear choice for mobile and multi-device workflows, winning in Office and Travel use cases due to its wireless features and compact size. The K745 takes the lead for stationary, number-heavy tasks like Programming and Content Creation, thanks to its full layout and PBT keycaps. For Gaming and Modding, the keyboards are closely matched, sharing core features like gasket mounts and hot-swap sockets.

GamingTie

•Both feature a gasket mount for a cushioned typing feel.
•Both support software for macro programming.
•The K745 has a 1000 Hz polling rate confirmed in metadata, while the K673's polling rate is not explicitly stated for gaming.

OfficeRedragon UCAL K673

•The K673's tri-mode wireless connectivity allows easy switching between devices.
•Its 75% layout saves desk space while retaining function keys.
•The ONE-Knob control provides quick access to media and lighting settings.

ProgrammingRedragon ANTONIUM K745

•The K745's full 108-key layout includes a dedicated number pad for data entry.
•It includes PBT keycaps, which are more resistant to shine from heavy use.
•The vendor description mentions four extra programmable hotkeys.

TravelRedragon UCAL K673

•The K673's 75% layout is significantly more compact (335mm vs 445mm).
•Wireless operation via Bluetooth or 2.4 GHz removes cable clutter.
•Its 4000mAh battery supports long-term use away from an outlet.

ModdingTie

•Both keyboards are listed as hot-swappable, allowing switch changes.
•Both include a keycap and switch puller in the box.
•The K745 vendor page details a five-layer sound absorption system, while the K673 mentions PO foam and a silicone pad.

Content CreationRedragon ANTONIUM K745

•The full-size layout with a number pad is advantageous for video editing timelines and spreadsheet work.
•The included extra red ESC and spacebar keycaps offer quick visual identification for custom macros.
•Wired connectivity ensures no latency or battery concerns during long sessions.

Frequently Asked Questions (FAQ)