The 2026 Kia Niro Hybrid Leads The Pack On The Open RoadFront 3/4 action shot of 2026 Kia Niro Hybrid driving on road KiaBy a significant margin, this is where the 2026 Kia Niro Hybrid leads the way. Not only is it the hybrid SUV with the best mpg ratings without the need for a plug, but it also has the highest highway mpg rating for a hybrid SUV in 2026. There are four grades of the new Kia Niro Hybrid: the LX, the EX, the SX, and the SX Touring. The 2026 Kia Niro Hybrid Offers More Than Just Great Fuel EconomyFront 3/4 shot of 2026 Kia Niro Hybrid parked on driveway KiaWhile the mpg ratings of the new Niro Hybrid are undoubtedly the headline — as are the low fuel costs, estimated at $1,150 a year for the most efficient trims — Kia hasn't forgotten the rest of the SUV in the pursuit of the best fuel economy. iSeeCars ranks the Kia Niro Hybrid as the most affordable hybrid SUV for 2026, the best hybrid subcompact SUV for tall people, and the best hybrid subcompact SUV with the most cargo space — there is considerable praise for this small, frugal SUV at the moment, and not just from this publication.