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Head to head · Prices checked Nov 11, 2026

Epomaker TH40 vs NIUNIU Roly poly 40 R3

Get the Epomaker TH40 for qmk and via.

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Quick verdict

Which one should you get?

Get the

Epomaker TH40

QMK

Build quality in the top 35% of 40% boards under $150.

Rules this board out

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

Get the

NIUNIU Roly poly 40 R3

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

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 TH40

NIUNIU Roly poly 40 R3

  • Ergonomics

    Split Spacebar

    Standard

  • Case material

    ABS

    Aluminum

  • Mount style

    Gasket Mount

    Top Mount

  • QMK

    Yes

    No

    The deep option when you want to remap every key

  • VIA

    Yes

    No

    GUI remapping without compiling firmware

KeebFinder scores

How we score
  • Epomaker TH40
  • NIUNIU Roly poly 40 R3
Performance
73
47
Build quality
75
74
Productivity
62
51
Customizability
85
70
Portability
83
80

What they share

  • Layout size: 40%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Switch options: Linear
See every spec side by side

Full specs

Epomaker TH40 vs NIUNIU Roly poly 40 R3 specs

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

11 of 23 specs differ

Epomaker TH40

NIUNIU Roly poly 40 R3

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Top Mount

Layout

Layout size

40%
40%

Layout standard

ANSI
ANSI

Ergonomics

Split Spacebar
Standard

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

3,000 mAh
—

Build & materials

Case material

ABS
Aluminum

Plate material

Plastic, Polycarbonate
FR4

Keycaps

PBT
—

Weight

500 g
—

Dimensions

35 x 258 x 97 mm
—

Typing angle

—
9°

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

VIAL

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2024
2025

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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