2012 Mercedes-Benz CLS550 Reviews & Ratings

The Mercedes-Benz CLS550 Reliability Rating is 2.5 out of 5.0, which ranks it 15th out of 30 for luxury fullsize cars. The average annual repair cost is $985 which means it has poor ownership costs. Both the frequency and severity of repairs is higher than normal, so the CLS550 is more likely to require major repairs when compared to other cars.