BMW 330D XDRIVE SPORT MHEV AUTO (2021)
Running costs, reliability data, and common problems from 70 real MOT tests.
Annual Cost
£2,042
£170/month
MOT Pass Rate
90%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 30-42
2993cc Petrol
Great Choice
90% pass rate, £2042/year to run. 8 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 8 points above the national average of 82%.
At 5 years old, 90% of BMW 330D XDRIVE SPORT MHEV AUTOs from 2021 passed their MOT first time in 2026. That's based on 70 tests across the UK. The average mileage at this age is 85,721 miles.
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How Does It Compare?
Mileage Analysis
85,721
Average miles
37,000
Expected for age
The average 2021 BMW 330D XDRIVE SPORT MHEV AUTO has 85,721 miles on the clock, which is well above the expected 37,000 miles for a 5-year-old car. Check service history carefully, as high-mileage cars need consistent maintenance to stay reliable.
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About the 2021 BMW 330D XDRIVE SPORT MHEV AUTO
The 2021 BMW 330D XDRIVE SPORT MHEV AUTO is a premium performance with a 2993cc petrol engine. 70 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It sits in the bottom 77% of 2021 cars for MOT pass rates.
With an average of 85,721 miles at 5 years old, BMW 330D XDRIVE SPORT MHEV AUTO owners cover more miles than the average driver. High-mileage examples should be checked carefully for wear on suspension, brakes, and drivetrain components.
2021 BMW 330D XDRIVE SPORT MHEV AUTO Fuel Costs
The 2993cc 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 BMW 330D XDRIVE SPORT MHEV 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 90% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 BMW 330D XDRIVE SPORT MHEV AUTO
At 5 years old, the BMW 330D XDRIVE SPORT MHEV 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 70 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2021 BMW 330D XDRIVE SPORT MHEV AUTO's fuel type, age, and engine size, these are the most likely problem areas to check.
Clutch Wear
Medium riskWith an average of 86k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.
Brake Discs and Pads
Medium riskHigh-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.
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 BMW 330D XDRIVE SPORT MHEV AUTO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| BMW 330D XDRIVE SPORT MHEV AUTO(2021) | 90% | £1592 | £195 | Grp 30-42 | £2042 |
| LAND ROVER RANGE ROVER VELAR(2020) | 92% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| BMW X5 XDRIVE30D M SPORT MHEV AUTO(2021) | 92% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| BMW M340D XDRIVE MHEV AUTO(2021) | 92% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| BMW 530D XDRIVE M SPORT MHEV AUTO(2021) | 89% | £1592 | £190 | Grp 30-42 | £2187+£145 |
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.
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