How to charge up your BMW i3 with a Honda - AutoblogGreen

A half hour of charging the i3 with a rented portable charger gave them 4 miles of driving.
Oh well.

http://m.green.autoblog.com/2014/09/13/how-to-charge-up-your-bmw-i3-with-a-honda/

Here's the video where they tested the idea.