Is the Mercedes C-Class reliable?
Find out how reliable Mercedes-Benz C-Class vehicles are by learning about reliability scores and how it compares to competitors in our guide.
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They’re very popular cars, and there’s a lot to like about the Mercedes C-Class. But if you’re considering buying one, you may be wondering if a Mercedes C-Class is reliable.
Whether you’re nearly ready to pick a C-Class up, or just doing a bit of research, we’ve got you covered in this handy guide.
Overview of Mercedes C-Class reliability
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The latest two generations of C-Class (2014 to 2021 and 2021 to present) are generally considered to be reliable cars, even if earlier models had a mixed reputation.
For example, the previous-generation W205 model tends to perform well in consumer satisfaction surveys, with reports noting long-term dependability and strong engines.
The most recent W206 generation is a little more complex than its older sibling but uses an updated version of the same platform, helping to build on existing reliability.
Most reliable aspects of the C-Class
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Like all other Mercedes cars, the C-Class is a well-built model that benefits from the German car manufacturer’s high-quality processes and attention to detail.
As you’d expect with its premium price tag, the C-Class feels really solid vehicle compared to some other more affordable options. This build quality definitely helps the C-Class’s longevity.
Mercedes also has a track record of building durable engines and transmissions, particularly in its more recent models.
For example, the 2.0-litre diesel that replaced the outgoing 2.1-litre diesel is far more refined. With proper maintenance, all Mercedes engines can last a long time.
The five-star Euro NCAP rating awarded to the current and previous-generation models is also a testament to Mercedes’ attention to detail.
Common Mercedes C-Class reliability issues
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There have been a couple of recalls for the C-Class over the years, but this is quite common with a lot of cars.
If you’re not sure whether a C-Class you’re looking at is affected, it’s best to check the service history or have it looked over at an authorised Mercedes dealership.
Diesel particulate filters (DPFs) and air suspension systems are the most common issues reported on C-Classes.
This isn’t too much to worry about, though. Proper maintenance and regular servicing should prevent anything serious from cropping up.
How C-Class reliability compares to competitors
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The C-Class’ closest rival is the BMW 3 Series, another refined, rear-wheel-drive saloon. While both cars are generally equally as reliable, sometimes BMW outperforms Mercedes as a company in consumer surveys.
Both models have industry-average three-year warranties, but at least there’s no mileage cap.
The slightly more affordable Audi A4 is sometimes considered to be slightly more reliable. Audi is part of the Volkswagen Group, which tends to be good for reliability because it shares parts with brands like Volkswagen, SEAT, and Skoda.
You may also wish to consider a Volvo S60, which has a more premium and airy cabin. Its reputation for reliability matches Volvo’s commitment to safety (that’s to say, it’s excellent).
Tips for maximising Mercedes C-Class reliability
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Fortunately, despite this being a luxurious model, you don’t need to do anything to care for the C-Class that you wouldn’t have to do for other models.
Preventative maintenance is key, so it’s important to follow the servicing schedule and use quality parts.
Mercedes parts can be more expensive than some other brands, but they’re designed to work with that specific model and could last longer.
If you’re buying through cinch, you may also wish to consider cinchCare, which includes warranty, breakdown assistance and routine servicing for a fixed monthly fee.