Funny you started this. The other day I had purchased some M&Ms for our office and saw the Mega M&Ms there so grabbed a bag of them too.
Normally I'll pop 4 or 5 M&Ms in my mouth at a time and either let them disolve or just chew them. These were just slightly too big to want to pop more than one in your mouth at a time and oddly not satisfying given the slightly larger size.
I give it an oral score of: