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Head to head · Prices checked Oct 31, 2026

Epomaker TH26 vs Feker JJK21

Get the Epomaker TH26 for the 2,000 mAh battery and via.

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EPOMAKER TH26

No reviews

$38at Epomaker

90-day low

FEKER JJK21 Numpad DIY Kit with Knob

2.8 (10)

$39at WhatGeek

90-day low

Quick verdict

Which one should you get?

Get the

Epomaker TH26

Battery

Build quality in the top 20% of Numpad boards under $50.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Feker JJK21

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

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 TH26

Feker JJK21

  • Battery

    2,000 mAh

    1,500 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS

    Plastic

  • Weight

    450 g

    300 g

    Heavier boards stay planted and lighter ones travel

  • VIA

    Yes

    No

    GUI remapping without compiling firmware

  • Plate material

    Polycarbonate

    Plastic

KeebFinder scores

How we score
  • Epomaker TH26
  • Feker JJK21
Performance
65
77
Build quality
77
75
Productivity
88
74
Customizability
83
80
Portability
90
86

What they share

  • Layout size: Numpad
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
  • Knob
  • Sound dampening
See every spec side by side

Full specs

Epomaker TH26 vs Feker JJK21 specs

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

9 of 23 specs differ

Epomaker TH26

Feker JJK21

Typing & switches

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

Numpad
Numpad

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

2,000 mAhBetter
1,500 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
Plastic

Plate material

Polycarbonate
Plastic

Keycaps

PBT
—

Weight

450 g
300 g

Dimensions

46 x 121 x 147 mm
—

Typing angle

7°
—

Backlight

RGB, south-facing
RGB

Firmware & software

VIA

Yes
No

N-key rollover

No
Yes

Mac & Windows

Yes
No

Extras

Released

2026
2022

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.

Feker JJK212 stores

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