Although there are some similarities, these two are different in most aspects such as model year, body structure, powertrain, ground shadow size, starting price, fuel economy, and maximum occupancy. First of all, the 2016 Chevrolet Spark EV is priced $2,880 lower compared to the base MSRP of the 2013 smart fortwo Convertible Electric, which is older by three model years. Also, body structures are completely different. One is a Hatchback and the other a Convertible. The 2016 Spark EV is also significantly larger than the 2013 fortwo Electric. In addition, the fortwo Convertible Electric, being a electric vehicle, gets 12 more miles on a gallon than the Spark EV. And finally, you'll seat two more passengers in the Chevrolet Spark EV than in the smart fortwo Convertible Electric. Among similarities is the market segment.