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Head to head · Prices checked Oct 21, 2026

Feker IK85 Plus vs Jamesdonkey A3

Get the Feker IK85 Plus for the 4,000 mAh battery. Get the Jamesdonkey A3 for knob.

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.

Feker IK85 Plus

Jamesdonkey A3

  • Battery

    4,000 mAh

    3,000 mAh

  • Case material

    Aluminum, Plastic

    ABS, PBT, Plastic, Polycarbonate

  • Switch options

    Clicky, Linear

    Clicky, Linear, Tactile

  • Knob

    No

    Yes

  • Weight

    900 g

    1,000 g

KeebFinder scores

How we score
  • Feker IK85 Plus
  • Jamesdonkey A3
Performance
76
62
Build quality
72
66
Productivity
78
91
Customizability
62
85
Portability
81
79

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
  • 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.

Feker IK85 Plus

4.6

13 owner reviews

Praise
“I am totally in love with the keyboard. The sound is mesmerizing the only thing that kinda bothers me its the fact it goes to sleep fast”
Adrian U.Verified buyer· via Epomaker
Critique
“Please update the software to adjust the sleep time. It's so uncomfortable.”
RAY1305· via Epomaker

Jamesdonkey A3

No owner reviews collected yet.

Full specs

Feker IK85 Plus vs Jamesdonkey A3 specs

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

11 of 23 specs differ

Feker IK85 Plus

Jamesdonkey A3

Typing & switches

Switch options

Clicky, Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Battery

4,000 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Plastic
ABS, PBT, Plastic, Polycarbonate

Plate material

Polycarbonate, Silicone
Polycarbonate

Keycaps

PBT
PBT

Weight

900 g
1,000 g

Dimensions

44 x 144 x 348 mm
40 x 136 x 321 mm

Backlight

RGB, south-facing
RGB

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2022

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • AmazonGlobal

    Check price
    ~$59Visit
  • WhatGeekCN

    Out of stock
    $59Visit
  • MechkeysCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$89Visit
  • WhatGeekCN

    Out of stock
    $89Visit

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.

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