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Head to head · Prices checked Oct 21, 2026

Keychron K6 Pro vs Leopold FC660M

Get the Keychron K6 Pro for hot-swappable and qmk.

Keychron K6 Pro QMK/VIA Wireless Mechanical Keyboard ISO Layout Collection

Hot-swappable

Keychron K6 Pro

4.4 · 8 reviews

from$67at Keychron

Shop nowCompare 2 stores
Leopold FC660M Grey/Blue PD 65% Double Shot PBT Mechanical Keyboard

Leopold FC660M

from$109

90-day low

Check priceSee all prices

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 K6 Pro

Leopold FC660M

  • Connection

    Bluetooth, Wired

    Wired

  • Hot-swappable

    Yes

    No

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Linear, Silent, Tactile

  • Mount style

    PCB Mount, Tray Mount

    Plate Mount

  • QMK

    Yes

    No

KeebFinder scores

How we score
  • Keychron K6 Pro
  • Leopold FC660M
Performance
74
53
Build quality
89
46
Productivity
91
43
Customizability
96
43
Portability
88
64

What they share

  • Layout size: 65%
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron K6 Pro

4.4

8 owner reviews

Praise
“This is my first serious mechanical keyboard. It sounds and feels great stock. You don't really need to mod it, but if you do, i think it will sounds amazing. 0 regrets, im very satisfied.”
C.T.· via Keychron
Critique
“I received this item broken: switches, plate, box, stabilizers- everything was either broken or not assembled properly.”
Sebastian D.Verified buyer· via Keychron

Leopold FC660M

No owner reviews collected yet.

Full specs

Keychron K6 Pro vs Leopold FC660M specs

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

15 of 26 specs differ

Keychron K6 Pro

Leopold FC660M

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Silent, Tactile

Hot-swappable

Yes
No

Mount style

PCB Mount, Tray Mount
Plate Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

65%
65%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK, JIS
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Wired

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
Wired only

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum, Plastic
—

Plate material

Steel
Plastic

Keycaps

ABS, PBT
PBT

Weight

890 g
—

Dimensions

27 x 317 x 107 mm
—

Typing angle

4°, 6°
—

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
No

Extras

Released

2022
2024

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • KeychronHK

    In stock
    $67Visit
  • Keychron (DE)DE

    In stock
    $111Visit
  • AmazonGlobal

    Check price
    Visit
  • ktechsSG

    Out of stock
    $149Visit
  • AmazonGlobal

    Check price
    ~$109Visit
  • MKUS

    Out of stock
    $109Visit

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