BENTLEY MULSANNE (2015)
Running costs, common problems, and reliability data based on 249 real MOT tests in 2024.
MOT Pass Rate
95%
Total Tests (2024)
249
Avg Mileage
28,860 mi
Est. Annual Cost
£2,097
Is the 2015 BENTLEY MULSANNE reliable?
Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%.
At 9 years old, 95% of BENTLEY MULSANNEs from 2015 passed their MOT first time in 2024. That's based on 249 tests across the UK. The average mileage at this age is 28,860 miles.
How does the 2015 BENTLEY MULSANNE compare?
Mileage Analysis
The average 2015 BENTLEY MULSANNE has 28,860 miles on the clock, which is significantly below the expected 66,600 miles for a 9-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
Best year to buy a BENTLEY MULSANNE?
The most reliable year is the 2018 model with a 100% MOT pass rate, while the 1991 model has the lowest at 86%. The 2015 sits between the two at 95%.
How much does a 2015 BENTLEY MULSANNE 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.
BENTLEY MULSANNE by Year
Checking a specific BENTLEY MULSANNE?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 BENTLEY MULSANNE
The 2015 BENTLEY MULSANNE is a luxury with a 6752cc petrol engine. 249 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 13% of all 2015 cars for reliability.
With an average of 28,860 miles at 9 years old, BENTLEY MULSANNE owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2015 BENTLEY MULSANNE Fuel Costs
The 6752cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2015 BENTLEY MULSANNE?
Total estimated annual running cost is £2,097 (£175/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
BENTLEY MULSANNE Reliability Trend
Newer BENTLEY MULSANNEs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2015 BENTLEY MULSANNE
At 9 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2018 model has the highest pass rate at 100%.
Alternatives to the 2015 BENTLEY MULSANNE
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- ROLLS ROYCE DAWN (2017) 99% pass rate (+4%) from 555 tests
- ROLLS ROYCE WRAITH (2017) 100% pass rate (+5%) from 525 tests
- FERRARI F12BERLINETTA (2014) 97% pass rate (+2%) from 391 tests
- ROLLS ROYCE GHOST (2015) 99% pass rate (+4%) from 351 tests