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2015 Mercedes-Benz S550 4matic vs 2015 Mercedes-Benz S63 AMG 4matic Coupe

EPA figure2015 Mercedes-Benz S550 4matic2015 Mercedes-Benz S63 AMG 4matic Coupe
Model year20152015
Body · driveLarge · 4-Wheel Drive · GasCompact · 4-Wheel Drive · Gas
Combined MPG1918
City / highway MPG16 / 2615 / 23
Fuel a year$4,350$4,550
Tailpipe CO₂ (g/mi)462490
Engine4.7 L 8-cyl turbo5.5 L 8-cyl turbo
TransmissionAutomatic 7-spdAutomatic 7-spd

▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.