Kia Soul. Nissan Cube. A growing number of ultra-stylish budget-conscious compact car choices mean there has never been a better time to be a fashionable, yet frugal car buyer. Two of the newest entries to this rapidly expanding category are the Nissan Cube and the Kia Soul. In this video Kelley Blue Bookâs Jack Nerad and Micah Muzio pit the Nissan Cube and Kia Soul against each other in a Battle Royale to see which one has the most useful interior, looks the coolest, drives the best and offers the best value. Fight! For more new car reviews, interviews and automotive news visit http://www.kbb.com today.