MG Hector petrol mild-hybrid is the most frugal petrol option. Jeep Compass most efficient petrol-only option. Hyundai Tucson most efficient diesel with both manual and automatic. Hector second most efficient diesel option despite sharing the same engine as Harrier and Compass. Hector to launch in June 2019. The details and
the cheapest 2019 cars and SUVs to own over a five year period, assuming 15,000 miles driven annually: Subcompact Car: Honda Fit. Five-year cost-to-own: $27,473. Depreciation: $9,894; operating costs: $17,579 Subcompact SUV/Crossover: Mazda CX-3. Five-year cost to own: $31,901. Depreciation: $13,521; operating costs: $18,380. Compact Car: Volkswagen Jetta 1.4T S. Five-year cost-to-own: $28,271.