- Symphony Orchestra: A full-scale ensemble of 70 to 100+ musicians playing classical or large symphonic works.
- Chamber Orchestra: A smaller, more intimate ensemble of roughly 15 to 40 players, well-suited for Baroque or Classical music.
- Philharmonic Orchestra: Structurally identical to a symphony orchestra, differing only by name or sponsoring organization branding.
- String Orchestra: An ensemble featuring exclusively string family instruments.
- Pit Orchestra: Located in a theater or opera pit to accompany ballets, operas, or musicals.
- Pops Orchestra: An ensemble performing accessible popular music, jazz arrangements, or film scores.
