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Head to head ยท Prices checked Nov 10, 2026

Leopold FC660C vs FC660M VaporTopre vs Cherry MX

Pick the FC660C for its Topre electrocapacitive typing feel, or the FC660M Vapor for broader Cherry MX switch choice and Mac/Linux compatibility.

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Quick verdict

Which one should you get?

Get the

Leopold FC660C

Topre

Build quality in the bottom 15% of 65% boards under $300.

If you want

  • Topre electrocapacitive switches give a distinct typing feel not found in Cherry MX boards.
  • Dip switches allow layout customization without software.
  • Dye sub PBT keycaps in blue and grey resist shine on frequently used keys.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

Get the

Leopold FC660M Vapor

Cherry MX

Build quality in the bottom 10% of 65% boards under $100.

If you want

  • Seven listed Cherry MX variants, including Blue, Red, Silent Red, Clear, Silver, Black, and Brown.
  • Mac and Linux compatibility are both listed, alongside Windows support.
  • Cherry profile double shot PBT keycaps are listed on the vendor page.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

Bottom line

Choose the FC660C if you want Topre electrocapacitive switches, dye sub PBT keycaps, and dip switch layout control on a 65% frame. Choose the FC660M Vapor if you need listed Mac or Linux compatibility, multimedia keys, and a wider Cherry MX switch selection at a lower relative price. The FC660M Vapor is easier to find in stock, which matters if you are buying now.

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.

Leopold FC660C

Leopold FC660M Vapor

  • Switch options

    Clicky, Silent

    Clicky, Linear, Silent, Tactile

  • N-key rollover

    Yes

    No

  • Mac & Windows

    No

    Yes

  • Released

    2024

    2023

KeebFinder scores

How we score
  • Leopold FC660C
  • Leopold FC660M Vapor
Performance
57
41
Build quality
45
44
Productivity
44
43
Customizability
43
45
Portability
63
64

What they share

  • Layout size: 65%
  • Mount style: Plate Mount
  • Plate material: Plastic
  • Keycaps: PBT
See every spec side by side

Best for

What will you mostly use it for?

The FC660M Vapor wins most categories because of its broader Cherry MX switch selection, listed Mac and Linux support, and multimedia keys. Gaming and content creation favor its linear and silent switch options, while office use benefits from wider OS compatibility and available stock. Programming and travel are closer to a tie since both share the 65% compact layout and wired connection. Modding tilts toward the FC660M Vapor only because of its pre-mod switch variety, not because either board offers hotswap.

For gaming

Pick the Leopold FC660M Vapor

  • The FC660M Vapor lists Cherry MX Silver and Cherry MX Red variants, both linear options suited to fast repeated input.
  • A verified buyer review describes using this model with speed silver switches for faster response in FPS gaming.
  • Full USB key rollover is listed on the FC660M Vapor for simultaneous key presses.

Full specs

Leopold FC660C vs FC660M Vapor specs

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

4 of 15 specs differ

Leopold FC660C

Leopold FC660M Vapor

Typing & switches

Switch options

Clicky, Silent
Clicky, Linear, Silent, Tactile

Mount style

Plate Mount
Plate Mount

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Wired
โ€”

Build & materials

Case material

โ€”
Plastic

Plate material

Plastic
Plastic

Keycaps

PBT
PBT

Backlight

None
None

Firmware & software

N-key rollover

Yes
No

Mac & Windows

No
Yes

Extras

Released

2024
2023

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.

FAQ

Leopold FC660C vs FC660M Vapor: your questions

The FC660C uses Topre electrocapacitive switches, while the FC660M Vapor uses genuine Cherry MX mechanical switches with seven listed variants. The FC660M Vapor also lists Mac and Linux compatibility, which the FC660C vendor page does not.

The MK vendor page lists Mac Compatible as No and Linux Compatible as No for the FC660C. Windows compatibility is listed as Yes, so it is positioned primarily for Windows use.

The FC660M Vapor lists seven Cherry MX variants: Blue, Red, Silent Red, Clear, Silver, Black, and Brown. The FC660C is offered in Topre 45g and Topre Silent 45g variants.

No, both the FC660C and FC660M Vapor list Hotswap as No on their vendor pages. Changing switches on either board would require desoldering, since both are plate mount designs.

Yes, both list PBT keycaps. The FC660C uses dye sub PBT in blue and grey, while the FC660M Vapor uses Cherry profile double shot PBT in green and red.

Yes, the FC660M Vapor lists Multimedia Keys as Yes. The FC660C vendor page lists Multimedia Keys as No.

The FC660M Vapor lists Cherry MX Silver and Cherry MX Red, both linear switches suited to fast input, plus Full USB key rollover. A verified buyer review also describes using speed silver switches on this model for FPS gaming.

The MK vendor page lists the FC660C as out of stock, with no reviews available. The FC660M Vapor is listed as in stock with 136 units showing on the vendor page.

The FC660C listing includes N-Key Rollover among its extra features and separately lists USB key rollover as 6. The FC660M Vapor instead lists Full USB key rollover.

Yes, the vendor description lists dip switches for customizing the layout on the FC660C. The FC660M Vapor vendor page does not list dip switches.

Both offer silent-oriented variants. The FC660C lists a Topre Silent 45g version, and the FC660M Vapor lists Cherry MX Silent Red among its switch options.

The FC660C lists a USB interface with a 48 in cord, and the FC660M Vapor lists USB Mini Type connectivity. Neither board lists wireless connectivity, so both are wired only.

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