BENTLEY BENTAYGA (2018)
Running costs, common problems, and reliability data based on 2,401 real MOT tests in 2024.
MOT Pass Rate
97%
Total Tests (2024)
2,401
Avg Mileage
39,359 mi
Est. Annual Cost
£1,690
Is the 2018 BENTLEY BENTAYGA reliable?
Excellent reliability. Very few MOT failures. That's 15 points above the national average of 82%.
At 6 years old, 97% of BENTLEY BENTAYGAs from 2018 passed their MOT first time in 2024. That's based on 2,401 tests across the UK. The average mileage at this age is 39,359 miles.
How does the 2018 BENTLEY BENTAYGA compare?
Mileage Analysis
The average 2018 BENTLEY BENTAYGA has 39,359 miles on the clock, which is in line with the expected 44,400 miles for a 6-year-old car, suggesting normal everyday use.
Best year to buy a BENTLEY BENTAYGA?
The most reliable year is the 2022 model with a 100% MOT pass rate, while the 2017 model has the lowest at 96%. The 2018 sits between the two at 97%.
How much does a 2018 BENTLEY BENTAYGA 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 BENTAYGA by Year
Checking a specific BENTLEY BENTAYGA?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2018 BENTLEY BENTAYGA
The 2018 BENTLEY BENTAYGA is a luxury with a 3956cc diesel engine. 2,401 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 8% of all 2018 cars for reliability.
With an average of 39,359 miles at 6 years old, BENTLEY BENTAYGA owners drive about as much as the UK average.
2018 BENTLEY BENTAYGA Fuel Costs
The 3956cc 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 2018 BENTLEY BENTAYGA?
Total estimated annual running cost is £1,690 (£141/month), broken down as £1245 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 97% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
BENTLEY BENTAYGA Reliability Trend
The BENTLEY BENTAYGA has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2018 BENTLEY BENTAYGA
At 6 years old, the BENTLEY BENTAYGA offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2022 model has the highest pass rate at 100%.
Alternatives to the 2018 BENTLEY BENTAYGA
The BENTLEY BENTAYGA is actually the most reliable option among similar diesel luxurys from this era. Here are comparable diesel cars with similar engines:
- BMW 420 (2016) 89% pass rate (-8%) from 25,224 tests
- AUDI Q7 (2018) 89% pass rate (-8%) from 10,903 tests
- TOYOTA LAND CRUISER (2018) 93% pass rate (-4%) from 1,210 tests
- AUDI SQ7 VORSPRUNG TDI MHEV QUAT A (2020) 95% pass rate (-2%) from 1,149 tests