Question: what are large house cats?
Answer: Maine Coon. If you're looking for a big cat breed, you'll find everything you want with a Maine Coon. ... 
Persian. While the Persian is large when compared to most cats, they're not the biggest cat breed on this list by a long shot. ... 
Savannah Cat. ... 
Norwegian Forest Cat. ... 
Birman. ... 
Ragdoll. ... 
Ragamuffin. ... 
Chausie.