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2011 Mercedes-benz C-class Cabriolet
Solid pick. The public record on this car is clean for its age. Inspect it, then negotiate with confidence.
516 owner complaints · 0 recalls · data verified July 14, 2026 · source: NHTSA
Why buy?
Airbags problems dominate (52% of complaints).
Zero recalls, rare for a car this age.
Complaint reports have faded. Early issues appear resolved or aged out.
The math, shown
Full methodology →Complaints filed per year
Fading = early teething worked out. Climbing = problems aging in.
How it crashes
NHTSA’s own crash tests, separate from the reliability score above.
4/5 overall
NHTSA 5-Star Safety Rating · 2011 Mercedes-Benz C-Class 4 DR AWD
Rollover risk in a single-vehicle crash: 11%
2 open NHTSA defect investigations on file, separate from the recalls above.
Source: nhtsa.gov/ratings. Star ratings compare vehicles within the same class and size, not across every car on the road.
The road ahead
What breaks on a 2011 Mercedes-benz C-class Cabriolet, plotted where owners report it happening.
Also reported (mileage varies): Airbags (269) · Electrical system (46) · Steering (35)
Mileage medians come from owners who mentioned an odometer reading in their NHTSA complaint, a rough guide, not a schedule.
Airbags
52%269 complaints · 1 in the last 2 years
“I was in a collision and the airbags did not deploy. There was a recall on airbags for the Mercedes C300 within the year my vehicle was made, however, the recall did n…”
Suspension
12%62 complaints · typically near 72k mi · 2 in the last 2 years
“Subframe rusted resulting in failure of left rear suspension mount causing dangerous loss of control of car under braking.”
Fuel system
10%51 complaints · typically near 55k mi · 3 in the last 2 years
“Strong fu Smell after filling tank recently. Checked under the passenger side rear seat and there is some fuel on the top of tank. Local mechanic confirmed and mention…”
Body & structure
10%50 complaints · typically near 82k mi · 1 in the last 2 years
“Rear subframe , so I went in for an alignment and was quickly notified and denied service due to my rear sub frame being broken. Car is reported to be unsafe by the ti…”
Recalls (0)
No recall campaigns on file for this model year.
Before you hand over money
Check the VIN for open recalls
NHTSA’s free lookup shows whether this exact car had its recall remedies completed.
Free NHTSA VIN check ↗Get a pre-purchase inspection
A $150 to $250 independent inspection of this exact 2011 Mercedes-benz C-CLASS CABRIOLET beats every score on the internet, including ours.
What to ask forNot set on the 2011? See how every C-class Cabriolet model year scores →
Cross-shopping? Compare the 2011 Mercedes-benz C-class Cabriolet against another car →
What owners say
Real owners of this exact model-year, shown separately from the NHTSA score. If they disagree, that’s worth knowing.