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Head to head · Prices checked Nov 11, 2026

AULA F99 Max vs Jamesdonkey RS2 4.0

Get the AULA F99 Max for the 8,000 mAh battery. Get the Jamesdonkey RS2 4.0 for qmk.

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Quick verdict

Which one should you get?

Get the

AULA F99 Max

Battery

Build quality in the top 45% of 96% 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

Jamesdonkey RS2 4.0

QMK

Build quality in the top 40% of 96% boards under $100.

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 F99 Max

Jamesdonkey RS2 4.0

  • Battery

    8,000 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS

    Aluminum

  • Display

    TFT

    None

    A case display rather than a typing feature

  • Weight

    1,175 g

    1,150 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    No

    Yes

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • AULA F99 Max
  • Jamesdonkey RS2 4.0
Performance
66
57
Build quality
68
70
Productivity
83
93
Customizability
73
82
Portability
63
53

What they share

  • Layout size: 96%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Switch options: Linear
  • Mount style: Gasket Mount
  • Knob
See every spec side by side

Full specs

AULA F99 Max vs Jamesdonkey RS2 4.0 specs

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

9 of 23 specs differ

AULA F99 Max

Jamesdonkey RS2 4.0

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

TFT
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

8,000 mAhBetter
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
Aluminum

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

1,175 g
1,150 g

Dimensions

43 x 139 x 407 mm
34 x 405 x 138 mm

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2024

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.

AULA F99 Max2 stores

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