* Yamaha is the largest piano manufacturer in the world, and is the most popular brand in the United States.
* Yamaha pianos are known for their high quality and reliability.
* Some of the most famous pianists in the world have played Yamaha pianos, including Glenn Gould, Artur Rubinstein, and Evgeny Kissin.
2. Kawai
* Kawai is the second largest piano manufacturer in the world, and is the most popular brand in Japan.
* Kawai pianos are also known for their high quality and reliability.
* Some of the most famous pianists in the world have played Kawai pianos, including Vladimir Ashkenazy, Martha Argerich, and Mitsuko Uchida.
3. Steinway & Sons
* Steinway & Sons is the most famous piano manufacturer in the world.
* Steinway pianos are known for their exceptional quality and craftsmanship.
* Some of the most famous pianists in the world have played Steinway pianos, including Franz Liszt, Sergei Rachmaninoff, and Vladimir Horowitz.
4. Bösendorfer
* Bösendorfer is the smallest of the big four piano brands, but is also the most expensive.
* Bösendorfer pianos are known for their beautiful sound and unique design.
* Some of the most famous pianists in the world have played Bösendorfer pianos, including Arthur Rubinstein, Jorge Bolet, and Martha Argerich.