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Head to head · Prices checked Oct 21, 2026

AULA F75 Max vs Keychron K3 HE

Get the AULA F75 Max for the 4,000 mAh battery. Get the Keychron K3 HE for hall effect and rapid trigger.

EPOMAKER X AULA F75 Max

Battery

AULA F75 Max

4.8 · 52 reviews

from$82at Epomaker

Shop nowSee all prices
Keychron K3 HE Wireless Magnetic Switch Custom ISO Keyboard

Hall effect

Keychron K3 HE

4.4 · 8 reviews

from$119at Keychron

Shop nowCompare 2 stores

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.

AULA F75 Max

Keychron K3 HE

  • Hall effect (magnetic)

    No

    Yes

  • Rapid trigger

    No

    Yes

  • Battery

    4,000 mAh

    2,600 mAh

  • Low profile

    No

    Yes

  • Case material

    ABS

    ABS, Aluminum, Wood

KeebFinder scores

How we score
  • AULA F75 Max
  • Keychron K3 HE
Performance
79
92
Build quality
76
86
Productivity
91
88
Customizability
78
89
Portability
80
82

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

AULA F75 Max

4.8

52 owner reviews

Praise
“Great sound, great control wheel, and overall amazing quality for the price. It even costs less than my older keyboard and performs better. Truly a great keyboard!”
Nadav S.Verified buyer· via Epomaker
Critique
“U gave me a pink cable as a compensation even tho I am a boy”
MOHAMMED I.Verified buyer· via Epomaker

Keychron K3 HE

4.4

8 owner reviews

Praise
“I am happy with this keyboard! I needed some time to adjust my typing habits, but so far so good.”
Viacheslav M.Verified buyer· via Keychron
Critique
“please add a custom firmware file in your as the app can not recognize the keyboard and apparently doesn't have a correct firmware. the reset buttons do not work as well”
gio· via Keychron

Full specs

AULA F75 Max vs Keychron K3 HE specs

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

18 of 29 specs differ

AULA F75 Max

Keychron K3 HE

Typing & switches

Switch options

Linear
Clicky, Linear, Magnetic, Tactile

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Low profile

No
Yes

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

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

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
LED

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAhBetter
2,600 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
ABS, Aluminum, Wood

Plate material

Plastic
Aluminum

Keycaps

PBT
PBT

Weight

960 g
580 g

Dimensions

44 x 328 x 143 mm
25 x 319 x 126 mm

Typing angle

—
2°

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2026

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

AULA F75 Max3 stores
  • EpomakerUS

    In stock
    $82Visit
  • AmazonGlobal

    Check price
    Visit
  • WhatGeekCN

    Out of stock
    $79Visit
  • KeychronHK

    In stock
    $119Visit
  • Keychron (DE)DE

    In stock
    $145Visit
  • AmazonGlobal

    Check price
    Visit

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