Motor Trend Comparison: 2013 Mercedes-Benz S350 Bluetec and S400 Hybrid!
“…We recently spent a few weeks with both cars to find out which green machine does the better job of combining fuel-sipping efficiency with the sky-high levels of refinement expected in an S-Class.” “Diesel-powered Benzes have come a long way since then, and the S350 Bluetec is a fine example.