1. Soprano Saxophone: The soprano saxophone is the smallest and highest-pitched member of the saxophone family. It is known for its bright and piercing sound.
2. Alto Saxophone: The alto saxophone is the most common type of saxophone. It is slightly larger than the soprano saxophone and has a warmer and mellower sound.
3. Tenor Saxophone: The tenor saxophone is larger than the alto saxophone and has a deeper and richer sound. It is often used in jazz, blues, and rock music.
4. Baritone Saxophone: The baritone saxophone is the largest and lowest-pitched member of the saxophone family. It has a deep, resonant sound and is often used in marching bands and jazz ensembles.
5. Bass Saxophone: The bass saxophone is even larger than the baritone saxophone and has an even lower pitch. It is rarely used in music and is mostly seen in marching bands or large ensembles.
6. Sopranino Saxophone: The sopranino saxophone is a very small saxophone that is pitched even higher than the soprano saxophone. It is not commonly used in music.
7. C Melody Saxophone: The C Melody saxophone is an older type of saxophone that was popular in the early 20th century. It is pitched in the key of C, which is different from the standard Bb key of most saxophones.
These are the main types of saxophones, but there are also other variations and hybrid instruments that have been developed over time.