MERCEDES R-CLASS (2009)
Running costs, common problems, and reliability data based on 389 real MOT tests in 2024.
MOT Pass Rate
76%
Total Tests (2024)
389
Avg Mileage
118,747 mi
Est. Annual Cost
£2,050
Is the 2009 MERCEDES R-CLASS reliable?
Average reliability. Expect some repairs as it ages. That's 6 points below the national average of 82%. It falls below the MERCEDES brand average of 87%.
At 15 years old, 76% of MERCEDES R-CLASSs from 2009 passed their MOT first time in 2024. That's based on 389 tests across the UK. The average mileage at this age is 118,747 miles.
How does the 2009 MERCEDES R-CLASS compare?
Mileage Analysis
The average 2009 MERCEDES R-CLASS has 118,747 miles on the clock, which is in line with the expected 111,000 miles for a 15-year-old car, suggesting normal everyday use.
Best year to buy a MERCEDES R-CLASS?
The most reliable year is the 2011 model with a 92% MOT pass rate, while the 2007 model has the lowest at 74%. The 2009 sits between the two at 76%.
How much does a 2009 MERCEDES R-CLASS 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 R-CLASS by Year
Checking a specific MERCEDES R-CLASS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2009 MERCEDES R-CLASS
The 2009 MERCEDES R-CLASS is a performance with a 3495cc diesel engine. 389 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2009, the average MOT pass rate is 75%, and this model beats that benchmark.
With an average of 118,747 miles at 15 years old, MERCEDES R-CLASS owners drive about as much as the UK average.
2009 MERCEDES R-CLASS Fuel Costs
The 3495cc 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 2009 MERCEDES R-CLASS?
Total estimated annual running cost is £2,050 (£171/month), broken down as £1245 fuel, £250 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 76% pass rate. Keeping on top of servicing will help avoid surprises.
MERCEDES R-CLASS Reliability Trend
Newer MERCEDES R-CLASSs show better MOT pass rates than older ones, with an average improvement of 7 percentage points.
Buying a Used 2009 MERCEDES R-CLASS
At 15 years old, the MERCEDES R-CLASS 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. If you're flexible on year, the 2011 model has the highest pass rate at 92%.
Alternatives to the 2009 MERCEDES R-CLASS
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable diesel cars with similar engines:
- AUDI TT (2008) 81% pass rate (+5%) from 16,046 tests
- MERCEDES E (2009) 80% pass rate (+4%) from 14,250 tests
- LAND ROVER RANGE ROVER SPORT (2010) 85% pass rate (+9%) from 14,167 tests
- LAND ROVER DISCOVERY (2011) 83% pass rate (+7%) from 13,928 tests