First let me say that I've never used Minnesota traps. I've heard they are really good. However, for coyotes I prefer #3 Bridger traps. They are 6 1/2" inside where the MB 650 is 6 1/8". That's probably not an issue, but a 550 at 4 3/4" will hold a coyote. The The Bridgers cost less, too.
Link to MB-650 specs .
https://www.minntrapprod.com/MB-650-Cast/productinfo/MB650C/
