BMW M340I XDRIVE AUTO (2020)
Running costs, common problems, and reliability data based on 3,519 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
3,519
Avg Mileage
33,941 mi
Est. Annual Cost
£2,037
Is the 2020 BMW M340I XDRIVE AUTO reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the BMW brand average of 88%.
At 4 years old, 92% of BMW M340I XDRIVE AUTOs from 2020 passed their MOT first time in 2024. That's based on 3,519 tests across the UK. The average mileage at this age is 33,941 miles.
How does the 2020 BMW M340I XDRIVE AUTO compare?
Mileage Analysis
The average 2020 BMW M340I XDRIVE AUTO has 33,941 miles on the clock, which is in line with the expected 29,600 miles for a 4-year-old car, suggesting normal everyday use.
Best year to buy a BMW M340I XDRIVE AUTO?
The most reliable year is the 2021 model with a 100% MOT pass rate, while the 2020 model has the lowest at 92%. Consider a different year if reliability is a priority.
How much does a 2020 BMW M340I XDRIVE AUTO 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 M340I XDRIVE AUTO by Year
Checking a specific BMW M340I XDRIVE AUTO?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2020 BMW M340I XDRIVE AUTO
The 2020 BMW M340I XDRIVE AUTO is a premium performance with a 2998cc petrol engine. 3,519 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2020, the average MOT pass rate is 92%, and this model falls short of that benchmark.
With an average of 33,941 miles at 4 years old, BMW M340I XDRIVE AUTO owners drive about as much as the UK average.
2020 BMW M340I XDRIVE AUTO Fuel Costs
The 2998cc 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 2020 BMW M340I XDRIVE AUTO?
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 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
BMW M340I XDRIVE AUTO Reliability Trend
The BMW M340I XDRIVE AUTO has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2020 BMW M340I XDRIVE AUTO
At 4 years old, the BMW M340I XDRIVE AUTO offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Alternatives to the 2020 BMW M340I XDRIVE AUTO
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- BMW 5 SERIES (2018) 91% pass rate (-1%) from 40,272 tests
- LAND ROVER RANGE ROVER SPORT (2018) 93% pass rate (+1%) from 34,257 tests
- BMW X3 (2019) 92% pass rate (same) from 32,937 tests
- MERCEDES GLC (2019) 93% pass rate (+1%) from 30,341 tests