When comparing Leopold FC660C vs Realforce 87U Tenkeyless, the Slant community recommends Leopold FC660C for most people. In the question“What are the best keyboards for programming?” Leopold FC660C is ranked 9th while Realforce 87U Tenkeyless is ranked 16th. The most important reason people chose Leopold FC660C is:
Topre switches are a high end switch which typically cost a hefty premium. They have mechanical components protected underneath a rubber dome which makes them more durable.
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Pros
Pro Topre switches at a good price
Topre switches are a high end switch which typically cost a hefty premium. They have mechanical components protected underneath a rubber dome which makes them more durable.
Pro Solid construction
The Leopold FC660C is a solid and well-build mechanical keyboard. In fact, it's heavier than the HHKB (Happy Hacking Keyboard).
Pro Topre switches are plate mounted
This board's keys don't feel bouncy thanks to it's topre switch design. Since the torpe switches are mounted directly on the plate, the board feels much stiffer overall.
Pro Compact and portable footprint
If you love your keyboard enough to want to use it everywhere, it should be portable, especially if it's as expensive as this one is. The FC660C is very compact and easy to carry around.
Pro Pleasant tactile feeling
This keyboard is equipped with mechanical Topre switches that offer a pleasant tactile experience that resembles playing the piano thanks to their complicated mechanical design.
Additionally, Topre switched doesn't feel loose or wobbly since the mechanism is actually attached to a rigid plate that is placed above the printed circuit board.
Pro Doesn't produce much noise
You will not draw your colleagues and members of household insane while working with this keyboard since the Topre switches produce less noise than the traditional mechanical switches like the Cherry MX-Red or MX-Brown.
Pro Key caps feel wonderfully silky
Pro Compact
Thanks to its tenkeyless design the Realforce 87U is very compact and, therefore, doesn't take up too much space in a bag.
Cons
Con Can suffer from squeeky "plastic on plastic" rubbing with the case
Con Very expensive
Con Non standard key sizes
Non standard key sizes means your aftermarket keycap options are limited to non-modifiers. This issue also exists with virtually every other keyboard that utilises the Topre switch.
Con Tenkeyless design
This keyboard lacks numpad.
Con Cable position is inconvenient
This might not be the best option for those who's workspace is limited since the keyboard's cable connector is located on the right side of the Realforce 87U - just at the place where you would typically place a mouse.