MERCEDES 350 (2011)
Running costs, common problems, and reliability data based on 43 real MOT tests in 2024.
MOT Pass Rate
81%
Total Tests (2024)
43
Avg Mileage
116,323 mi
Est. Annual Cost
£1,900
Is the 2011 MERCEDES 350 reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 13 years old, 81% of MERCEDES 350s from 2011 passed their MOT first time in 2024. That's based on 43 tests across the UK. The average mileage at this age is 116,323 miles.
How does the 2011 MERCEDES 350 compare?
Mileage Analysis
The average 2011 MERCEDES 350 has 116,323 miles on the clock, which is above the expected 96,200 miles for a 13-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
How much does a 2011 MERCEDES 350 cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MERCEDES 350 by Year
Checking a specific MERCEDES 350?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2011 MERCEDES 350
The 2011 MERCEDES 350 is a large car with a 2987cc diesel engine. 43 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2011, the average MOT pass rate is 77%, and this model beats that benchmark.
With an average of 116,323 miles at 13 years old, MERCEDES 350 owners cover more miles than the average driver.
2011 MERCEDES 350 Fuel Costs
The 2987cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.
What does it cost to own a 2011 MERCEDES 350?
Total estimated annual running cost is £1,900 (£158/month), broken down as £1245 fuel, £250 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 81% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2011 MERCEDES 350
At 13 years old, the MERCEDES 350 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. Note: with only 43 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2011 MERCEDES 350
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- LAND ROVER RANGE ROVER (2013) 88% pass rate (+7%) from 27,426 tests
- AUDI A4 (2011) 82% pass rate (+1%) from 26,901 tests
- JAGUAR XF (2013) 82% pass rate (+1%) from 24,451 tests
- AUDI A5 (2013) 85% pass rate (+4%) from 23,409 tests