Q3 or Q-3 may refer to:
== Transportation == Zambian Airways, IATA airline code Q3 Audi Q3, a subcompact luxury crossover SUV produced from 2011 Q3 (New York City bus), a bus line in New York City QuayCity Q3, a bus in Newcastle, UK
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).