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Head to head · Prices checked Nov 7, 2026

Epomaker RT100 Pro vs Keychron K3

Get the Epomaker RT100 Pro for the 5,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Epomaker RT100 Pro

Battery

Build quality in the top 45% of 96% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

Get the

Keychron K3

Build quality in the bottom 40% of 75% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • No numpad.

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 RT100 Pro

Keychron K3

  • Layout size

    96%

    75%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    5,000 mAh

    1,550 mAh

    A larger battery means fewer cables during the day

  • Low profile

    No

    Yes

  • Case material

    ABS, Plastic

    ABS, Aluminum

KeebFinder scores

How we score
  • Epomaker RT100 Pro
  • Keychron K3
Performance
79
64
Build quality
69
61
Productivity
83
66
Customizability
73
68
Portability
54
80

What they share

  • Hot-swappable
See every spec side by side

Full specs

Epomaker RT100 Pro vs Keychron K3 specs

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

17 of 25 specs differ

Epomaker RT100 Pro

Keychron K3

Typing & switches

Switch options

Linear, Silent
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount

Low profile

No
Yes

Sound dampening

Yes
No

Layout

Layout size

96%
75%

Layout standard

ANSI
ANSI, ISO, ISO-FR

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

1,000 Hz
—

Battery

5,000 mAhBetter
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic
ABS, Aluminum

Plate material

Polycarbonate
Plastic

Keycaps

PBT
ABS, PBT

Weight

1,300 g
—

Dimensions

45 x 433 x 142 mm
—

Typing angle

6°
6°

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2023

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Epomaker RT100 Pro

No ISO layout at the stores we track.

Keychron K3

  • Keychron (DE)

    ISO-FR

    In stockDoes not ship to you

Where to buy

Compare prices

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

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.

Lowest price across stores, Amazon excluded.

Keychron K33 stores

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