I'd bet so. If anyone need visual evidence, here you go.
Not one of their Mastiffs are under 100lbs and the largest is 180lbs. And the owner makes a good point. They don't bark unless they can't get to you. They just lunge. Just no.
The restaurant bordered on a crime area. He was broken into a few times, but never had anything stolen. A bark from
a large dog usually scares a burglar away.