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Head to head · Prices checked Oct 31, 2026

Epomaker Luma40 vs AULA EA75 MaxCompact Ortho vs Feature-Packed 75%

Choose the Luma40 for extreme portability and ortholinear typing, or the EA75 Max for a full-featured layout with a screen and knob.

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Compact Ortho

Epomaker Luma40

EPOMAKER LUMA40

5.0 (3)

$92at Epomaker

90-day low

Feature-Packed 75%

AULA EA75 Max

EPOMAKER x AULA EA75 Max

4.8 (16)

$67at Epomaker

90-day low

Quick verdict

Which one should you get?

Get the

Epomaker Luma40

Compact Ortho

Build quality in the top 15% of 40% boards under $150.

If you want

  • Ultra-compact 40% ortholinear layout saves substantial desk space.
  • CNC aluminum case construction for a premium, solid feel.
  • Full QMK and VIA firmware support for deep key remapping and macro programming.

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.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Get the

AULA EA75 Max

Feature-Packed 75%

Build quality in the top 45% of 75% boards under $100.

If you want

  • 75% layout retains arrow keys and function row in a relatively compact form factor.
  • Features a TFT screen and a multifunction metal knob for system controls and customization.
  • Massive 5000mAh battery capacity for extended wireless use.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.

Bottom line

Your primary need dictates the choice. If your workflow demands extreme portability, a unique ortholinear typing experience, and deep firmware-level customization, the Epomaker Luma40 is the compelling option. If you prefer a more traditional, feature-rich keyboard with a screen, knob, and longer battery life for a stationary desk setup, the Epomaker EA75 Max provides significantly more functionality out of the box.

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

AULA EA75 Max

  • Layout size

    40%

    75%

  • Battery

    1,450 mAh

    5,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    Yes

    No

  • Ergonomics

    Ortholinear

    Standard

  • Case material

    Aluminum

    ABS

KeebFinder scores

How we score
  • Epomaker Luma40
  • AULA EA75 Max
Performance
74
78
Build quality
81
68
Productivity
88
83
Customizability
85
73
Portability
85
79

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Sound dampening
  • Plate material: Polycarbonate
See every spec side by side

Best for

What will you mostly use it for?

The EA75 Max wins for office work, gaming, and content creation due to its functional layout, multimedia knob, and screen. The Luma40 is the clear choice for travel thanks to its minimal size and weight, and it ties for programming due to its high software customizability. For modding enthusiasts, the Luma40's open firmware support gives it an edge.

For gaming

Pick the AULA EA75 Max

  • The EA75 Max's 75% layout includes dedicated arrow keys for in-game menus and controls.
  • Its listed 1-8ms latency in wired and 2.4GHz modes may offer a slight responsiveness edge for competitive play.
  • The inclusion of a knob allows for quick volume or RGB adjustments without leaving a game.

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

AULA EA75 Max

4.8

16 owner reviews

Praise
“The only bad thing is that the software is pretty hard to found, I don’t even know if it’s out there actually, anyways the product fantastic, the switches are smooth and lubed and the quality of the product is excellent”
MarcosVerified buyer· via Epomaker
Critique
“Good switches, nice keycaps. Shitty outsated driver. Some rgb doesn’t change even when using its own setting, doesn’t work with signalRGB. Sometimes when I turn on my pc the keyboard glitches and i have to switch to and from wireless mode for it to work…”
Aitor i.Verified buyer· via Epomaker

Full specs

Epomaker Luma40 vs AULA EA75 Max specs

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

16 of 26 specs differ

Epomaker Luma40

AULA EA75 Max

Typing & switches

Switch options

Clicky, Linear
Linear, Silent

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Low profile

Yes
No

Sound dampening

Yes
Yes

Layout

Layout size

40%
75%

Layout standard

ANSI
ANSI

Ergonomics

Ortholinear
Standard

Knob

No
Yes

Display

None
TFT

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

1,450 mAh
5,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS

Plate material

Polycarbonate
Polycarbonate

Keycaps

PC
PBT

Weight

410 g
958.5 g

Dimensions

21 x 240 x 87 mm
43 x 333 x 147 mm

Typing angle

—
5°

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2026

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.

FAQ

Epomaker Luma40 vs AULA EA75 Max: your questions

The Epomaker EA75 Max is likely more beginner-friendly. Its 75% layout is more familiar, requiring less layer memorization than the Luma40's 40% ortholinear layout. The EA75 Max also includes a screen and knob for intuitive adjustments without needing to learn firmware software immediately.

Yes, but it requires adaptation. The Luma40 lacks dedicated arrow keys, so you must program them onto a secondary layer using its VIA software. Its 1000Hz polling rate and N-key rollover support gaming performance, but the ortholinear layout and missing keys may not be ideal for all game genres.

The manufacturer's description states the TFT screen can display time, battery life, connectivity status, operating modes, and GIFs. There is no provided information indicating it can show real-time system performance metrics like CPU or GPU usage from the host computer.

Yes, both keyboards use standard keycap mounts. The Luma40 uses low-profile keycaps, which have a specific stem spacing and may not be compatible with all standard MX-style keycap sets. The EA75 Max uses Cherry profile, double-shot PBT keycaps that are compatible with most standard MX-style keycaps.

The Epomaker EA75 Max has a significantly larger 5000mAh battery compared to the Luma40's 1450mAh battery. While exact hours depend on usage and RGB settings, the EA75 Max's larger capacity will provide substantially longer wireless operation between charges.

The Luma40 uses a tray mount, where the PCB is screwed directly into the case. The EA75 Max uses a gasket mount, where the plate holding the switches is suspended by rubber or silicone gaskets. Gasket mount typically offers a softer, more uniform typing feel with less harsh vibration, as described in the EA75 Max's listing.

Both keyboards are hot-swappable. The Luma40 is compatible with 5-pin Kailh low-profile switches. The EA75 Max is compatible with 3-pin and 5-pin standard mechanical switches and is listed as offering a 'Cotton Candy' silent linear switch option, confirming silent switch compatibility.

Yes, both the Epomaker Luma40 and EA75 Max list Mac compatibility. The Luma40 includes Mac modifier keycaps. The EA75 Max listing notes that Mac modifier keycaps are not included, but the keyboard is compatible with Mac systems.

Based on construction, the EA75 Max is designed to be quieter. It features a gasket mount and five specific layers of sound-dampening foam aimed at creating a 'creamy' sound. The Luma40 also has sound dampening (switch pad and bottom sponge) but uses a tray mount in an aluminum case, which can lead to a sharper, more resonant sound profile.

A customer review for the EA75 Max mentions the software is 'pretty hard to found.' The manufacturer provides a driver download link on the product page, but users should be prepared to download it directly from Epomaker's site for customization features, which only work in wired PC mode.

According to the vendor pages, Epomaker offers a 1-year warranty for keyboards purchased from their site. This covers factory defects affecting functionality. Batteries have a 3-month warranty. It's advised to contact support with proof of any issues.

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