Redragon ANTONIUM K745 vs UCAL K673Full-Size vs Wireless 75% Keyboard
Choose the K745 for a dedicated full-size layout, or the K673 for wireless flexibility and a compact form factor.
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Which one should you get?
Get the
Redragon ANTONIUM K745
Full-Size
Build quality in the top 25% of 100% boards under $100.
- 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.
Get the
Redragon UCAL K673
Wireless 75% Keyboard
Build quality in the bottom 35% of 75% boards under $100.
- 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.
- Switches are soldered. Swapping them means soldering.
- No numpad.
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.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Redragon ANTONIUM K745
Redragon UCAL K673
Layout size
100%
75%
Connection
Wired
Bluetooth, 2.4 GHz, Wired
Wireless for several devices and wired for lower latency
Hot-swappable
Yes
No
Switch changes without soldering
Knob
No
Yes
Weight
1,060 g
1,240 g
Heavier boards stay planted and lighter ones travel
- Redragon ANTONIUM K745
- Redragon UCAL K673
- Performance
- 6563
- Build quality
- 6758
- Productivity
- 7363
- Customizability
- 5954
- Portability
- 4573
- Case material: Plastic
- Mount style: Gasket Mount
- Sound dampening
What will you mostly use it for?
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.
It's a tie
- 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.
Redragon ANTONIUM K745 vs UCAL K673 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
7 of 20 specs differ
Redragon ANTONIUM K745
Redragon UCAL K673
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Backlight
Released
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Redragon ANTONIUM K745 vs UCAL K673: your questions
The Redragon UCAL K673 offers tri-mode wireless connectivity, including Bluetooth and 2.4 GHz. The ANTONIUM K745 is a wired-only keyboard.
No, the K673 uses a 75% layout, which removes the number pad to save space. The K745 is a full-size 108-key keyboard that includes a number pad.
Yes, according to their metadata and vendor descriptions, both the Redragon K745 and K673 feature hot-swappable sockets, allowing you to change the mechanical switches.
The Redragon K745 uses PBT keycaps, as stated in its metadata. The vendor description also confirms they are shine-through keycaps. The keycap material for the K673 is not specified.
The Redragon K673 is better for a small desk. Its 75% layout measures 335mm in width, which is 110mm shorter than the 445mm wide, full-size K745.
Yes, the vendor description for the K673 lists 'Supports software customization' as a feature. The K745 vendor page also states it is 'Software Supported'.
The Redragon K745 comes with pre-installed linear Dragon Chant switches. The vendor description notes they are thick-lubed custom linear switches.
The Redragon UCAL K673 has a 4000mAh battery, as listed in its specifications and vendor description.
The K745 includes a keycap puller, switch puller, USB-C cable, four extra switches, and extra red keycaps. The K673 includes a keycap & switch puller, a USB-C cable, and spare switches.
Yes, both keyboards feature sound dampening. The K745 vendor page specifies a five-layer system including PO foam, IXPE foam, and a PET sound pad. The K673 uses 3.5mm PO foam and a thick silicone pad under the PCB.
Both use a gasket mount design aimed at providing a cushioned, softer typing feel. The K745 emphasizes its five-layer foam for acoustics, while the K673 focuses on reducing metal resonance for a clear switch sound.
The specific UCAL K673 DE model reviewed here uses a QWERTZ layout, which the vendor states is ideal for users in Germany, Austria, and Switzerland.
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