BENTLEY MULSANNE (2018)
Running costs, common problems, and reliability data based on 95 real MOT tests in 2024.
MOT Pass Rate
100%
Total Tests (2024)
95
Avg Mileage
27,069 mi
Est. Annual Cost
£2,037
Is the 2018 BENTLEY MULSANNE reliable?
Excellent reliability. Very few MOT failures. That's 18 points above the national average of 82%. It also outperforms the BENTLEY brand average of 94%.
At 6 years old, 100% of BENTLEY MULSANNEs from 2018 passed their MOT first time in 2024. That's based on 95 tests across the UK. The average mileage at this age is 27,069 miles.
How does the 2018 BENTLEY MULSANNE compare?
Mileage Analysis
The average 2018 BENTLEY MULSANNE has 27,069 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.
How much does a 2018 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
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About the 2018 BENTLEY MULSANNE
The 2018 BENTLEY MULSANNE is a luxury with a 6752cc petrol engine. 95 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 1% of all 2018 cars for reliability.
With an average of 27,069 miles at 6 years old, BENTLEY MULSANNE owners tend to use this car less than the typical driver.
2018 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 2018 BENTLEY MULSANNE?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 100% 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 2018 BENTLEY MULSANNE
At 6 years old, the BENTLEY MULSANNE offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 95 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2018 BENTLEY MULSANNE
The BENTLEY MULSANNE is actually the most reliable option among similar petrol luxurys from this era. Here are comparable petrol cars with similar engines:
- FERRARI 812 SUPERFAST S-A (2019) 98% pass rate (-2%) from 1,107 tests
- ROLLS ROYCE CULLINAN V12 AUTO (2019) 100% pass rate (same) from 700 tests
- ROLLS ROYCE DAWN (2017) 99% pass rate (-1%) from 555 tests
- ROLLS ROYCE WRAITH (2017) 100% pass rate (same) from 525 tests