How many keys are in a grand piano?

The standard piano keyboard, grand or vertical, has 88 keys. However, the Bosendorfer Imperial concert grand has 97 keys, or 9 extra bass notes below the standard low end of the keyboard. read more

85 keys: Before pianos had 88 keys, they had 85 (missing the top three). If you spend a LOT of time looking, you may find an antique with 85 keys. It will be from the 19th century (probably before 1880), but it might otherwise be modern. read more

Grand pianos normally have 88 keys. But, Stuart & Sons offers a 102 key grand, and they’re introducing a 9 octave, 108 key grand piano in 2018. read more

Over the course of the history of the piano, you can find many different versions of pianos with many different numbers of keys. By the mid-1800s, pianos had expanded to a full seven octaves. In the late 1880s, popular piano manufacturer Steinway created the 88-key piano that is the standard today. read more