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Head to head · Prices checked Oct 21, 2026

AULA F75 vs Redragon UCAL K673 ProAluminum Build vs Lower Price

Choose the AULA F75 for its superior build materials and gaming features, or the Redragon K673 Pro for a more budget-friendly entry into the 75% wireless format.

EPOMAKER x AULA F75

Aluminum Build

AULA F75

4.5 · 509 reviews

from$49at Epomaker

Shop nowCompare 2 stores

Quick verdict

Which one should you get?

Get the

AULA F75

Aluminum Build

If you want

  • Case construction combines plastic and aluminum for a more premium feel.
  • Includes advanced gaming features like rapid trigger and a specified 1000 Hz polling rate.
  • Offers a silent switch type option for quieter operation.

And can live with

  • May be priced higher than the Redragon model, depending on vendor.
  • Software support is listed for Windows only, which may limit Mac user customization.
  • The side-printed keycap version has south-facing LEDs while others are north-facing, which could affect keycap compatibility consistency.

Get the

Redragon UCAL K673 Pro

Lower Price

If you want

  • Generally available at a lower price point than the AULA F75.
  • Includes spare switches in the box, according to its package contents.
  • Features a dedicated storage socket for its 2.4Ghz dongle to prevent loss.

And can live with

  • Heavier at 1200g and has a larger listed width (335mm).
  • Case material is listed as plastic only, without an aluminum option.
  • Battery is listed as 3000mAh in the vendor description, compared to 4000mAh in the AULA's metadata and description.

Bottom line

The AULA F75 is the recommended choice for most users due to its superior build materials, comprehensive feature set, and attention to detail in its acoustic design. Opt for the Redragon UCAL K673 Pro if your budget is strictly constrained and you can forgo the aluminum build, specific gaming enhancements, and some of the premium modding foundations. The core 75% wireless experience is present in both.

What actually differs

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.

AULA F75

Redragon UCAL K673 Pro

  • Switch options

    Linear, Silent

    Linear

  • Weight

    1,023 g

    1,200 g

  • Keycaps

    ABS, PBT

    PBT

  • Screw-in stabilizers

    Yes

    No

  • Backlight

    RGB, south-facing

    RGB

KeebFinder scores

How we score
  • AULA F75
  • Redragon UCAL K673 Pro
Performance
64
66
Build quality
66
63
Productivity
92
69
Customizability
82
58
Portability
82
75

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Battery: 4,000 mAh
  • Case material: Plastic
  • Mount style: Gasket Mount
See every spec side by side

Best for

What will you mostly use it for?

The AULA F75 is the more versatile choice, winning across all defined use cases. Its advantages stem from concrete specs like lighter weight and silent switches, and detailed features from its product listing such as enhanced sound dampening layers and rapid trigger support. The Redragon K673 Pro serves as a competent alternative if the primary goal is to secure a tri-mode 75% keyboard at a lower price point, sacrificing some premium materials and specific gaming features.

For gaming

Pick the AULA F75

  • The AULA F75 lists a 1000 Hz polling rate and rapid trigger support, which are explicitly mentioned gaming features.
  • Its case material includes aluminum, which may contribute to a more stable typing experience during intense sessions.
  • The vendor description mentions an 'ultra-responsive, low-latency connection' for gaming.

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

AULA F75

4.5

509 owner reviews

Praise
“Works exactly as intended and still works as new. The 2.4 GHz Receiver doesn't communicate correctly and isn't reliable but on BT and Cable it works perfectly”
MegaNoobyYTVerified buyer· via Epomaker
Critique
“I made an order for EPOMAKER x AULA 75 with express shipping on 27/1/24. Emailed the team TWICE. Now its 19/3/24, and i still dont have the item. Very poor service”
Faisal A.Verified buyer· via Epomaker

Redragon UCAL K673 Pro

No owner reviews collected yet.

Full specs

AULA F75 vs Redragon UCAL K673 Pro specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

9 of 23 specs differ

AULA F75

Redragon UCAL K673 Pro

Typing & switches

Switch options

Linear, Silent
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Plastic

Keycaps

ABS, PBT
PBT

Weight

1,023 g
1,200 g

Dimensions

43 x 143 x 323 mm
37 x 335 x 37 mm

Backlight

RGB, south-facing
RGB

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2023
2023

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

AULA F755 stores
  • EpomakerUS

    In stock
    $49Visit
  • VelocifireCN

    In stock
    $66Visit
  • AmazonGlobal

    Check price
    Visit
  • WhatGeekCN

    Out of stock
    $67Visit
  • RedragonCN

    In stock
    $64Visit
  • AmazonGlobal

    Check price
    ~$64Visit

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

FAQ

AULA F75 vs Redragon UCAL K673 Pro: your questions

The AULA F75 has a larger battery capacity. Its metadata and manufacturer description list a 4000mAh battery. The Redragon K673 Pro's vendor description lists a 3000mAh battery.

Yes, both the AULA F75 and the Redragon K673 Pro feature hot-swappable sockets. The Redragon listing specifies compatibility with 3-pin and 5-pin switches.

The AULA F75 is better suited for quiet offices. It offers a silent switch type option and its product description emphasizes a five-layer sound-dampening design specifically to reduce typing noise and resonance.

Both keyboards have basic Mac support listed in their metadata. However, for the AULA F75, its downloadable software is noted to support Windows only, which may limit deep customization on Mac.

The key material difference is in the case construction. The AULA F75 uses a combination of plastic and aluminum. The Redragon K673 Pro's case is listed as plastic only.

The Redragon K673 Pro lists 'spare switches' in its package contents. The AULA F75 includes the keyboard, dongle, cable, puller, and manual, but does not mention spare switches.

Yes, both use standard mechanical switches and have PBT keycaps. A point to note is the AULA F75 has either south-facing or north-facing LEDs depending on the keycap set, which can affect compatibility with certain aftermarket keycap designs.

The AULA F75 is more suited for competitive gaming. Its specifications include a 1000 Hz polling rate and support for rapid trigger, features not mentioned for the Redragon model.

The AULA F75 uses a five-layer system including two Poron foams, an IXPE switch pad, a PET pad, and a silicone pad. The Redragon K673 Pro uses two 3.5mm sound-absorbing foams and a silicone gasket.

Yes, both the AULA F75 and the Redragon K673 Pro feature a dedicated control knob for media and lighting functions, according to their metadata and product descriptions.

The AULA F75 is lighter, weighing 1023g compared to the Redragon K673 Pro's 1200g. The AULA F75 also has a smaller listed width (143mm vs 335mm).

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