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Head to head · Prices checked Oct 21, 2026

Keychron R6 vs Sikakeyb SK1 Mountain City

Get the Keychron R6 for the 4,000 mAh battery and qmk.

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.

Keychron R6

Sikakeyb SK1 Mountain City

  • Layout size

    100%

    60%

  • Battery

    4,000 mAh

    1,900 mAh

  • Case material

    ABS

    Aluminum, Plastic

  • QMK

    Yes

    No

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • Keychron R6
  • Sikakeyb SK1 Mountain City
Performance
79
44
Build quality
63
50
Productivity
84
50
Customizability
78
73
Portability
54
82

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
See every spec side by side

Full specs

Keychron R6 vs Sikakeyb SK1 Mountain City specs

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

10 of 20 specs differ

Keychron R6

Sikakeyb SK1 Mountain City

Typing & switches

Switch options

Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Plate Mount
—

Sound dampening

Yes
No

Layout

Layout size

100%
60%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

4,000 mAhBetter
1,900 mAh

USB-C

Yes
No

Build & materials

Case material

ABS
Aluminum, Plastic

Keycaps

PBT
—

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2022

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Keychron R63 stores
  • MKUS

    In stock
    $94Visit
  • AmazonGlobal

    Check price
    Visit
  • Keychron (DE)DE

    Out of stock
    $125Visit
  • MechkeysCN

    In stock
    $99Visit
  • AmazonGlobal

    Check price
    ~$99Visit

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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