Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Nov 7, 2026

Jamesdonkey R2 vs KBDFans Agar Mini

Get the Jamesdonkey R2 for the 6,000 mAh battery and knob.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

Jamesdonkey R2

Battery

Build quality in the top 30% of 100% boards under $150.

Get the

KBDFans Agar Mini

Build quality in the top 5% of 40% boards under $200.

Rules this board out

  • 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.

Jamesdonkey R2

KBDFans Agar Mini

  • Layout size

    100%

    40%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    6,000 mAh

    1,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    Aluminum, Brass, Polycarbonate

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Jamesdonkey R2
  • KBDFans Agar Mini
Performance
57
63
Build quality
65
94
Productivity
88
94
Customizability
82
94
Portability
65
87

What they share

  • Hot-swappable
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

Full specs

Jamesdonkey R2 vs KBDFans Agar Mini specs

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

16 of 28 specs differ

Jamesdonkey R2

KBDFans Agar Mini

Typing & switches

Switch options

Clicky
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

100%
40%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

6,000 mAhBetter
1,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum, Brass, Polycarbonate

Plate material

FR4
Aluminum, CarbonFiber, FR4, Polycarbonate

Keycaps

PBT
—

Weight

2,205 g
700 g

Dimensions

45 x 401 x 146 mm
40 x 250 x 120 mm

Typing angle

—
9°

Backlight

RGB
None

Firmware & software

QMK

No
Yes

VIA

No
Yes

VIAL

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2025

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.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.