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2018 Mercedes-Benz AMG S63 4matic Convertible vs 2018 Mercedes-Benz AMG SL63

EPA figure2018 Mercedes-Benz AMG S63 4matic Convertible2018 Mercedes-Benz AMG SL63
Model year20182018
Body · driveSubcompact · 4-Wheel Drive · GasTwo Seaters · Rear-Wheel Drive · Gas
Combined MPG1819
City / highway MPG15 / 2416 / 25
Fuel a year$4,550$4,350
Tailpipe CO₂ (g/mi)493468
Engine4.0 L 8-cyl turbo5.5 L 8-cyl turbo
TransmissionAutomatic 9-spdAutomatic 7-spd

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