2018 Mercedes-Benz Cls550

Compact Sedan Premium
Mercedes-Benz Cls550 2018
21MPG Combined
1 Trim
← 2017 2018
Updated February 27, 2026

The 2018 Mercedes-Benz Cls550 is a Compact Sedan that delivers 21 combined MPG. Here’s everything you need to know about this vehicle, from fuel economy to safety ratings.

2018 Mercedes-Benz Cls550 Specifications

SpecValue
Combined MPG21 combined MPG
City MPG18
Highway MPG26
Body StyleCompact Sedan
Fuel TypePremium
DriveRWD
Available Trims1

Annual Fuel Cost

Based on EPA estimates, the 2018 Mercedes-Benz Cls550 costs approximately $2,800 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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