2018 Ford EcoSport: 20.9 Cubic Feet

The Ford EcoSport is the second most spacious subcompact SUV on this list with the rear seats folded flat; total rear cargo room stretches to 50 cubic feet. But with the second row up, it’s three cubic feet down on the outgoing Focus hatchback, which has a hearty 23.8 cubic feet of rear cargo room. The new 2019 Focus is even larger, but we won't get that one in the U.S.