The 2013 Mercedes-Benz M-Class is one of the most refined, yet safest and most comfortable luxury SUVs available. It's also surprisingly fuel-efficient--especially in ML350 BlueTEC diesel ... for ...

The 2014 Mercedes-Benz M-Class is one of the most refined, most comfortable, and safest luxury SUVs available. It's also surprisingly fuel-efficient -- especially in ML350 BlueTEC diesel ... different ...