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Head to head · Prices checked Oct 21, 2026

Jamesdonkey RS2 4.0 vs Keychron K17 Pro

Get the Jamesdonkey RS2 4.0 for the 4,000 mAh battery.

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 RS2 4.0

Keychron K17 Pro

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Battery

    4,000 mAh

    2,000 mAh

  • Low profile

    No

    Yes

  • Case material

    Aluminum

    ABS, Aluminum, Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

KeebFinder scores

How we score
  • Jamesdonkey RS2 4.0
  • Keychron K17 Pro
Performance
58
84
Build quality
71
82
Productivity
93
87
Customizability
82
91
Portability
53
54

What they share

  • Layout size: 96%
  • Hot-swappable
  • Knob
  • QMK
  • 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.

Jamesdonkey RS2 4.0

No owner reviews collected yet.

Keychron K17 Pro

5.0

2 owner reviews

Praise
“I love this keyboard. It works very well with my setup. The key switches and the knob are perfect. My only feedback is that I wish there was a southpaw version of this keyboard. As a person working with numbers and creativity, the K17 Pro Southpaw version…”
Nora V.· via Keychron

Full specs

Jamesdonkey RS2 4.0 vs Keychron K17 Pro specs

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

13 of 26 specs differ

Jamesdonkey RS2 4.0

Keychron K17 Pro

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Low profile

No
Yes

Sound dampening

Yes
No

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

4,000 mAhBetter
2,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS, Aluminum, Plastic

Keycaps

PBT
PBT

Weight

1,150 g
679 g

Dimensions

34 x 405 x 138 mm
19 x 120 x 387 mm

Typing angle

—
2°

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $99Visit
  • AmazonGlobal

    Check price
    ~$99Visit
  • WhatGeekCN

    Out of stock
    $108Visit
  • KeychronHK

    In stock
    $69Visit
  • Keychron (DE)DE

    In stock
    $119Visit
  • AmazonGlobal

    Check price
    Visit

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