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Head to head · Prices checked Nov 7, 2026

AULA HERO84 vs Mechanical Keyboards Duo

Get the AULA HERO84 for hall effect and hot-swappable.

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Quick verdict

Which one should you get?

Get the

AULA HERO84

Hall effect

Build quality in the bottom 35% of 75% boards under $100.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.

Get the

Mechanical Keyboards Duo

Build quality in the bottom 45% of 60% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • Compact layout only. No function row, dedicated arrow keys, or 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.

AULA HERO84

Mechanical Keyboards Duo

  • Layout size

    75%

    60%

  • Hall effect (magnetic)

    Yes

    No

    Adjustable actuation helps in games and not in normal typing

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Display

    None

    LED

    A case display rather than a typing feature

KeebFinder scores

How we score
  • AULA HERO84
  • Mechanical Keyboards Duo
Performance
91
43
Build quality
57
55
Productivity
76
42
Customizability
58
42
Portability
63
60

What they share

  • Connection: Wired
  • Mount style: Tray Mount
See every spec side by side

Full specs

AULA HERO84 vs Mechanical Keyboards Duo specs

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

11 of 21 specs differ

AULA HERO84

Mechanical Keyboards Duo

Typing & switches

Switch options

Magnetic
—

Hall effect (magnetic)

Yes
No

Hot-swappable

Yes
No

Mount style

Tray Mount
Tray Mount

Sound dampening

Yes
No

Layout

Layout size

75%
60%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
LED

Connectivity & battery

Connection

Wired
Wired

Max polling rate

8,000 HzBetter
1,000 Hz

USB-C

Yes
No

Build & materials

Case material

ABS
—

Plate material

Steel
—

Keycaps

—
ABS

Weight

910 g
—

Dimensions

43 x 322 x 138 mm
—

Backlight

RGB, south-facing
None

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2025
2026

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.

AULA HERO842 stores

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