BENTLEY FLYING SPUR W12 AUTO (2021)
Running costs, reliability data, and common problems from 54 real MOT tests.
Annual Cost
£2,042
£170/month
MOT Pass Rate
100%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 35-50
5950cc Petrol
Great Choice
100% pass rate, £2042/year to run. 18 points above average.
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Annual Running Costs
~30 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
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 5 years old, 100% of BENTLEY FLYING SPUR W12 AUTOs from 2021 passed their MOT first time in 2026. That's based on 54 tests across the UK. The average mileage at this age is 16,161 miles.
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How Does It Compare?
Mileage Analysis
16,161
Average miles
37,000
Expected for age
The average 2021 BENTLEY FLYING SPUR W12 AUTO has 16,161 miles on the clock, which is significantly below the expected 37,000 miles for a 5-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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About the 2021 BENTLEY FLYING SPUR W12 AUTO
The 2021 BENTLEY FLYING SPUR W12 AUTO is a luxury with a 5950cc petrol engine. 54 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 1% of all 2021 cars for reliability.
With an average of 16,161 miles at 5 years old, BENTLEY FLYING SPUR W12 AUTO 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.
2021 BENTLEY FLYING SPUR W12 AUTO Fuel Costs
The 5950cc 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 FLYING SPUR W12 AUTO?
Total estimated annual running cost is £2,042 (£170/month), broken down as £1592 fuel, £195 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.
Buying a Used 2021 BENTLEY FLYING SPUR W12 AUTO
At 5 years old, the BENTLEY FLYING SPUR W12 AUTO 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 54 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2021 BENTLEY FLYING SPUR W12 AUTO's fuel type, age, and engine size, these are the most likely problem areas to check.
Oil Consumption
Low riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2021 BENTLEY FLYING SPUR W12 AUTO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| BENTLEY FLYING SPUR W12 AUTO(2021) | 100% | £1592 | £195 | Grp 35-50 | £2042 |
| BENTLEY CONTINENTAL FLYING SPUR W12 A(2020) | 98% | £1592 | £190 | Grp 35-50 | £2037-£5 |
| BENTLEY CONTINENTAL GT SPEED AUTO(2021) | 96% | £1592 | £190 | Grp 35-50 | £2037-£5 |
| NISSAN UNCLASSIFIED(2020) | 83% | £1592 | £190 | Grp 35-50 | £2187+£145 |
| FERRARI GTC4 LUSSO V12(2019) | 98% | £1592 | £190 | Grp 35-50 | £2037-£5 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Bentley Models
Explore other Bentley cars or similar models in the same category.
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BENTLEY CONTINENTAL FLYING SPUR W12 A
2020 · 5950cc Petrol
BENTLEY CONTINENTAL GT SPEED AUTO
2021 · 5950cc Petrol
NISSAN UNCLASSIFIED
2020 · 5600cc Petrol
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