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Head to head · Prices checked Nov 10, 2026

AULA F75 Ultra vs Keychron K3 Max SE

Get the AULA F75 Ultra for the 10,000 mAh battery and knob.

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Quick verdict

Which one should you get?

Get the

AULA F75 Ultra

Battery

Build quality in the top 40% of 75% boards under $100.

Rules this board out

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

Get the

Keychron K3 Max SE

Build quality in the top 35% of 75% 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.

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 Ultra

Keychron K3 Max SE

  • Battery

    10,000 mAh

    1,550 mAh

    A larger battery means fewer cables during the day

  • Low profile

    No

    Yes

  • Case material

    ABS

    ABS, Wood

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • AULA F75 Ultra
  • Keychron K3 Max SE
Performance
81
80
Build quality
72
74
Productivity
89
89
Customizability
78
86
Portability
91
80

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • VIA
  • Sound dampening
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 Ultra

4.7

3 owner reviews

Praise
“Keyboard sounds nice, works nice, the software is a bit of an issue to set up as there aren't any proper instructions but you just need the drivers and the VIA app.”
Ajmain S.Verified buyer· via Epomaker

Keychron K3 Max SE

5.0

2 owner reviews

Praise
“Beautiful service from yourselves, got updates at every point required. Product is amazing and arrived wrapped well. Only issue was the courier delivering the parcel by throwing it into the house rather than handing it in person. Already reviewed their poor…”
RyanVerified buyer· via Keychron

Full specs

AULA F75 Ultra vs Keychron K3 Max SE specs

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

11 of 26 specs differ

AULA F75 Ultra

Keychron K3 Max SE

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Low profile

No
Yes

Sound dampening

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

10,000 mAhBetter
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
ABS, Wood

Plate material

Polycarbonate
Aluminum

Keycaps

PBT, PC
PBT

Weight

1,100 g
566 g

Dimensions

43 x 323 x 143 mm
20 x 319 x 126 mm

Typing angle

10°
—

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
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.

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