Sedans might not be as popular as they once were, but when it comes to compact luxury models, there is still a good degree of demand, and, thus, competition is actually quite strong. The 3 Series and the C Class, two German entry-level sedans, are some of the fiercest competitors in this segment. Now more than ever, the choice between them comes down to the incremental changes BMW and Mercedes make year-on-year.
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