I'm sure EFI usually means much better fuel overall economy and there are actually Mercury repair shops just about everywhere, but that may be of minor comfort and ease when stranded 20 miles from your ramp.Also, I do know Mercury's 4-stroke are made by Yamaha (or at the very least https://local-san-francisco-liquo48024.mybjjblog.com/the-2-minute-rule-for-affordable-mercury-outboards-47038350