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Head to head · Prices checked Oct 31, 2026

Epomaker Luma40 vs Keychron V3 Ultra

Get the Keychron V3 Ultra for the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Epomaker Luma40

Build quality in the top 15% of 40% 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 ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Get the

Keychron V3 Ultra

Battery

Build quality in the top 10% of 80% boards under $150.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • 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 Luma40

Keychron V3 Ultra

  • Layout size

    40%

    80%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired, Bluetooth, 2.4 GHz

    Wireless for several devices and wired for lower latency

  • Battery

    1,450 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    Yes

    No

  • Ergonomics

    Ortholinear

    Standard

KeebFinder scores

How we score
  • Epomaker Luma40
  • Keychron V3 Ultra
Performance
74
91
Build quality
81
83
Productivity
88
98
Customizability
85
94
Portability
85
77

What they share

  • Hot-swappable
  • QMK
  • 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 Luma40

5.0

3 owner reviews

Praise
“Hello there the luma 40 is one of my favorite keebs i used i can bring it anywhere with me i really love it thanks u guys”
Sajad m.Verified buyer· via Epomaker

Keychron V3 Ultra

5.0

2 owner reviews

Praise
“Second Keyboard I buy from Keychron! I live in El Salvador and it arrived on time and perfectly. Extremely comfortable, outstanding switches. Best keyboard I've had in my life.”
S.D.O.Verified buyer· via Keychron

Full specs

Epomaker Luma40 vs Keychron V3 Ultra specs

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

18 of 28 specs differ

Epomaker Luma40

Keychron V3 Ultra

Typing & switches

Switch options

Clicky, Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Low profile

Yes
No

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

40%
80%

Layout standard

ANSI
ANSI, ISO, ISO-CH, ISO-DE, ISO-ES, ISO-FR, ISO-UK, JIS

Ergonomics

Ortholinear
Standard

Knob

No
Yes

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
8,000 HzBetter

Battery

1,450 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS, Plastic

Plate material

Polycarbonate
Polycarbonate

Keycaps

PC
PBT

Weight

410 g
960 g

Dimensions

21 x 240 x 87 mm
33 x 368 x 149 mm

Typing angle

—
4°

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2026

For EU buyers

ISO layouts by store

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

Epomaker Luma40

No ISO layout at the stores we track.

Keychron V3 Ultra

  • Input Gear

    ISO-DE

    Out of stockShips to you

  • Keychron (DE)

    ISO-FR, ISO-ES

    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.

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