Size
The viola is larger than the violin, and it has longer strings. This gives it a lower, richer sound than the violin.
Tuning
The viola is tuned in fifths, like the violin, but its strings are tuned lower. The lowest string on the viola is the C string, while the highest string is the A string.
Range
The viola has a wider range than the violin, and it can play lower and higher notes. The lowest note on the viola is the C below middle C, while the highest note is the A above middle C.
Sound
The viola has a mellower, more somber sound than the violin. This is due to its lower tuning and larger body. The viola is often used for orchestral accompaniment, and it can also be used as a solo instrument.
Playing technique
The viola is held and played in a similar manner to the violin. However, the viola is held slightly lower on the shoulder, and the bow is held at a slightly different angle. The viola is also played with a different fingering technique than the violin.
Repertoire
The viola has a rich repertoire of its own, including concertos, sonatas, and chamber music. Some famous viola players include William Primrose, Emanuel Vardi, and Pinchas Zukerman.
Overall, the viola is a beautiful and versatile instrument with its own unique sound and role in the orchestra.