Is a pickup truck / trailer combo really safer?

I did a quick check. There are ~100 people killed per year by home invasion and 26 per year in Class A accidents, so you are safer in any class A than sitting in your rocking chair at home.

Don't take my word, look for your self.

http://livingstingy.blogspot.com/2014/04/are-motorhomes-safe.html

http://www.theatlantic.com/national/archive/2012/12/gun-violence-and-the-irrational-fear-of-home-invasion/266613/