BENTLEY BENTAYGA (2021)
Running costs, common problems, and reliability data based on 1,451 real MOT tests in 2024.
MOT Pass Rate
98%
Total Tests (2024)
1,451
Avg Mileage
22,776 mi
Est. Annual Cost
£2,037
Is the 2021 BENTLEY BENTAYGA reliable?
Excellent reliability. Very few MOT failures. That's 16 points above the national average of 82%. It also outperforms the BENTLEY brand average of 94%.
At 3 years old, 98% of BENTLEY BENTAYGAs from 2021 passed their MOT first time in 2024. That's based on 1,451 tests across the UK. The average mileage at this age is 22,776 miles.
How does the 2021 BENTLEY BENTAYGA compare?
Mileage Analysis
The average 2021 BENTLEY BENTAYGA has 22,776 miles on the clock, which is in line with the expected 22,200 miles for a 3-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 2021 sits between the two at 98%.
How much does a 2021 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 2021 BENTLEY BENTAYGA
The 2021 BENTLEY BENTAYGA is a luxury with a 3996cc petrol engine. 1,451 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 5% of all 2021 cars for reliability.
With an average of 22,776 miles at 3 years old, BENTLEY BENTAYGA owners drive about as much as the UK average.
2021 BENTLEY BENTAYGA Fuel Costs
The 3996cc 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 2021 BENTLEY BENTAYGA?
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 98% 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 2021 BENTLEY BENTAYGA
At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet. If you're flexible on year, the 2022 model has the highest pass rate at 100%.
Alternatives to the 2021 BENTLEY BENTAYGA
The BENTLEY BENTAYGA is actually the most reliable option among similar petrol luxurys from this era. Here are comparable petrol cars with similar engines:
- MERCEDES C (2019) 91% pass rate (-7%) from 52,838 tests
- PORSCHE CAYENNE (2019) 95% pass rate (-3%) from 9,063 tests
- PORSCHE 911 (2019) 97% pass rate (-1%) from 7,188 tests
- AUDI A6 (2020) 94% pass rate (-4%) from 3,470 tests