INFINITI EX (2011)
Running costs, common problems, and reliability data based on 111 real MOT tests in 2024.
MOT Pass Rate
79%
Total Tests (2024)
111
Avg Mileage
97,327 mi
Est. Annual Cost
£2,050
Is the 2011 INFINITI EX reliable?
Average reliability. Expect some repairs as it ages. That's close to the national average of 82%. It falls below the INFINITI brand average of 87%.
At 13 years old, 79% of INFINITI EXs from 2011 passed their MOT first time in 2024. That's based on 111 tests across the UK. The average mileage at this age is 97,327 miles.
How does the 2011 INFINITI EX compare?
Mileage Analysis
The average 2011 INFINITI EX has 97,327 miles on the clock, which is in line with the expected 96,200 miles for a 13-year-old car, suggesting normal everyday use.
Best year to buy a INFINITI EX?
The most reliable year is the 2012 model with a 82% MOT pass rate, while the 2010 model has the lowest at 78%. The 2011 sits between the two at 79%.
How much does a 2011 INFINITI EX 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.
INFINITI EX by Year
Checking a specific INFINITI EX?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2011 INFINITI EX
The 2011 INFINITI EX is a premium performance with a 2993cc diesel engine. 111 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 97,327 miles at 13 years old, INFINITI EX owners drive about as much as the UK average.
2011 INFINITI EX Fuel Costs
The 2993cc 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 INFINITI EX?
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 79% pass rate. Keeping on top of servicing will help avoid surprises.
INFINITI EX Reliability Trend
The INFINITI EX has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2011 INFINITI EX
At 13 years old, the INFINITI EX 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 2012 model has the highest pass rate at 82%.
Alternatives to the 2011 INFINITI EX
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 (+9%) from 27,426 tests
- AUDI A4 (2011) 82% pass rate (+3%) from 26,901 tests
- JAGUAR XF (2013) 82% pass rate (+3%) from 24,451 tests
- AUDI A5 (2013) 85% pass rate (+6%) from 23,409 tests