26
There are 37 piano keys
A standard piano's keys are much more harder but they are better for your fingers. an electric piano's keys are softer and you can also change the modes and tunes/keys of the piano.
There are 88 keys on a piano (52 white keys and 36 black keys).
88 keys
A standard piano has 88 keys.
36 black keys are on a piano.
On a standard upright or grand piano, there are 88 keys.
An electric piano is played the same way a regular piano is played only you do not have to use as much pressure when hitting the keys. You have more options for creating different sounds with an electric piano.
An electric piano is but the classic piano is not powered at all except by the energy of the piano player as he/she hits the keys.
A standard piano keyboard has 88 keys.
A standard piano with 61 keys has 61 keys in total.
There are exactly 85 keys on a Gresham piano.