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Head to head · Prices checked Oct 21, 2026

Epomaker RT85 vs Redragon UCAL K673 Pro

Get the Epomaker RT85 for the 8,000 mAh battery. Get the Redragon UCAL K673 Pro for knob.

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.

Epomaker RT85

Redragon UCAL K673 Pro

  • Battery

    8,000 mAh

    4,000 mAh

  • Switch options

    Linear, Silent, Tactile

    Linear

  • Knob

    No

    Yes

  • Display

    TFT

    None

  • Weight

    1,000 g

    1,200 g

KeebFinder scores

How we score
  • Epomaker RT85
  • Redragon UCAL K673 Pro
Performance
75
66
Build quality
67
63
Productivity
77
69
Customizability
68
58
Portability
92
75

What they share

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

From real owners

What owners say

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

Epomaker RT85

4.8

37 owner reviews

Praise
“My all time favorite keyboard -- awesome aesthetics, great functionality, types like a dream, and brings just the right amount of fun and whimsy to my new setup.”
Cody S.Verified buyer· via Epomaker

Redragon UCAL K673 Pro

No owner reviews collected yet.

Full specs

Epomaker RT85 vs Redragon UCAL K673 Pro specs

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

10 of 22 specs differ

Epomaker RT85

Redragon UCAL K673 Pro

Typing & switches

Switch options

Linear, Silent, Tactile
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

TFT
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

8,000 mAhBetter
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Plastic

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

1,000 g
1,200 g

Dimensions

40 x 360 x 138 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

2025
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • EpomakerUS

    In stock
    $85Visit
  • AmazonGlobal

    Check price
    Visit
  • 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.

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