BMW X4 XDRIVE20D M SPORT X MHEV A (2021)
Running costs, common problems, and reliability data based on 91 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
91
Avg Mileage
28,504 mi
Est. Annual Cost
£1,772
Is the 2021 BMW X4 XDRIVE20D M SPORT X MHEV A reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the BMW brand average of 88%.
At 3 years old, 93% of BMW X4 XDRIVE20D M SPORT X MHEV As from 2021 passed their MOT first time in 2024. That's based on 91 tests across the UK. The average mileage at this age is 28,504 miles.
How does the 2021 BMW X4 XDRIVE20D M SPORT X MHEV A compare?
Mileage Analysis
The average 2021 BMW X4 XDRIVE20D M SPORT X MHEV A has 28,504 miles on the clock, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a BMW X4 XDRIVE20D M SPORT X MHEV A?
The most reliable year is the 2020 model with a 97% MOT pass rate, while the 2021 model has the lowest at 93%. Consider a different year if reliability is a priority.
How much does a 2021 BMW X4 XDRIVE20D M SPORT X MHEV A 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.
BMW X4 XDRIVE20D M SPORT X MHEV A by Year
Checking a specific BMW X4 XDRIVE20D M SPORT X MHEV A?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 BMW X4 XDRIVE20D M SPORT X MHEV A
The 2021 BMW X4 XDRIVE20D M SPORT X MHEV A is a premium with a 1995cc petrol engine. 91 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 28,504 miles at 3 years old, BMW X4 XDRIVE20D M SPORT X MHEV A owners cover more miles than the average driver.
2021 BMW X4 XDRIVE20D M SPORT X MHEV A Fuel Costs
The 1995cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 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 X4 XDRIVE20D M SPORT X MHEV A?
Total estimated annual running cost is £1,772 (£148/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2021 BMW X4 XDRIVE20D M SPORT X MHEV A
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. Note: with only 91 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 BMW X4 XDRIVE20D M SPORT X MHEV A
The BMW X4 XDRIVE20D M SPORT X MHEV A is actually the most reliable option among similar petrol premiums from this era. Here are comparable petrol cars with similar engines:
- LAND ROVER DISCOVERY SPORT R-DYN SE D A (2020) 90% pass rate (-3%) from 5,505 tests
- BMW 520D M SPORT MHEV AUTO (2021) 89% pass rate (-4%) from 3,423 tests
- BMW 320D M SPORT MHEV AUTO (2021) 91% pass rate (-2%) from 3,336 tests
- VOLVO XC90 R-DESIGN B5 MHEV AWD AUTO (2021) 90% pass rate (-3%) from 2,911 tests