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Head to head · Prices checked Oct 31, 2026

Epomaker TH99 vs Keychron K4 Pro

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Quick verdict

Which one should you get?

Get the

Epomaker TH99

Build quality in the bottom 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.

Get the

Keychron K4 Pro

Build quality in the top 10% 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.

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 TH99

Keychron K4 Pro

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Case material

    ABS

    ABS, Plastic

  • Switch options

    Linear, Silent

    Clicky, Linear, Tactile

  • Mount style

    Gasket Mount

    Tray Mount

  • Weight

    2,000 g

    1,280 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Epomaker TH99
  • Keychron K4 Pro
Performance
74
81
Build quality
59
84
Productivity
76
95
Customizability
58
96
Portability
54
54

What they share

  • Layout size: 96%
  • Hot-swappable
  • Battery: 4,000 mAh
  • Max polling rate: 1,000 Hz
  • 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 TH99

5.0

47 owner reviews

Praise
“This keyboard is of very good quality, robust, its keys are pleasant to press and its versatility as it can be connected to various devices makes it perfect.”
Diana P.Verified buyer· via Epomaker

Keychron K4 Pro

4.7

7 owner reviews

Praise
“I previously had a normal K4 and i love the new one, the only thing is that the stabilizers lube work is kinda bad and the space bar was very rattly but after some lube work the K4 pro retakes the perfect productivity keyboard.”
Adrian T.Verified buyer· via Keychron

Full specs

Epomaker TH99 vs Keychron K4 Pro specs

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

14 of 26 specs differ

Epomaker TH99

Keychron K4 Pro

Typing & switches

Switch options

Linear, Silent
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
ABS, Plastic

Plate material

Plastic
Steel

Keycaps

PBT
ABS, PBT

Weight

2,000 g
1,280 g

Dimensions

20 x 402 x 303 mm
31 x 391 x 139 mm

Typing angle

—
3°

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2022

For EU buyers

ISO layouts by store

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

Epomaker TH99

No ISO layout at the stores we track.

Keychron K4 Pro

  • Keychron

    ISO-DE, ISO-UK, ISO-Nordic, ISO-FR, ISO-ES, ISO-SW

    In stockShips to you

  • Keychron (DE)

    ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-SW

    Out of 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.

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