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Head to head · Prices checked Oct 31, 2026

Epomaker EK21 vs Keychron Lemokey X3

Get the Epomaker EK21 for knob.

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EPOMAKER EK21

4.5 (34)

$33at Epomaker

90-day low

Quick verdict

Which one should you get?

Get the

Epomaker EK21

Knob

Build quality in the top 25% of Numpad boards under $50.

Rules this board out

  • Numpad only. This is not a full keyboard.

Get the

Keychron Lemokey X3

Build quality in the top 10% of 100% boards under $100.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

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 EK21

Keychron Lemokey X3

  • Layout size

    Numpad

    100%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Case material

    ABS

    ABS, Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Epomaker EK21
  • Keychron Lemokey X3
Performance
78
83
Build quality
76
85
Productivity
87
96
Customizability
82
91
Portability
88
47

What they share

  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Mount style: Gasket Mount
  • VIA
  • Sound dampening
  • Plate material: Polycarbonate
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 EK21

4.5

34 owner reviews

Praise
“Great wireless connectivity, sounds and feels as good as my 200$ custom keyboard. Great buy especially with the discount, would definitely buy again.”
Jared T.Verified buyer· via Epomaker
Critique
“I have had this thing for years, I have updated to every Json file and firmware file I can find and it has NEVER worked right, Either the Json file or the firmware is jacked up and no one at Epomaker can give me any explanation. This numpad is the reason I…”
Chris· via Epomaker

Keychron Lemokey X3

3.0

4 owner reviews

Praise
“After a disappointing experience with a razer blackwidow keyboard I wasn't sure where to turn. I got this lemokey and love it. I am not a fan of RGB products requiring a program to constantly run in the background. I consolidated all rgb accessories into one…”
Richard B.Verified buyer· via Keychron
Critique
“The Numpad enter never worked. The L is really hard to get to register. The base bends like paper and overall its really cheap quality.”
EliVerified buyer· via Keychron

Full specs

Epomaker EK21 vs Keychron Lemokey X3 specs

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

12 of 26 specs differ

Epomaker EK21

Keychron Lemokey X3

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

Numpad
100%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

1,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS
ABS, Plastic

Plate material

Polycarbonate
Polycarbonate

Keycaps

PBT
ABS

Weight

200 g
807 g

Dimensions

29 x 138 x 93 mm
42 x 446 x 138 mm

Typing angle

—
9°

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2024

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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