Number of Keys on a Piano
How many keys are on a piano?
The modern standard piano has 88 keys. There is another variety of piano called a ‘Å“Cottage piano’ which is missing the top and bottom octave of a normal sized 88 key keyboard and hence has 64 keys. There are numerous other styles of piano are available with varying numbers of keys. Also are two Bosendorfer pianos consists more than 88 keys.