Is the Bmw 420d xdrive m sport mhev auto reliable?

The Bmw 420d xdrive m sport mhev auto has an average MOT pass rate of 94% across 3 years, based on 1,210 tests in 2026. That's 12 points above the national average of 82%. The most reliable year is 2022 with a 100% pass rate.

Which year Bmw 420d xdrive m sport mhev auto is best?

The 2022 Bmw 420d xdrive m sport mhev auto has the highest MOT pass rate at 100%, while the 2021 model has the lowest at 91%. There's a 9 percentage point spread between the best and worst years.

Bmw 420d xdrive m sport mhev auto

Reliability, running costs, and MOT data across 3 years from 1,210 real MOT tests.

Avg Pass Rate

94%

Total Tests

1,210

Best Year

2022 (100%)

Years Covered

About the Bmw 420d xdrive m sport mhev auto

The Bmw 420d xdrive m sport mhev auto has been tested 1,210 times in 2026 MOT data across 3 model years (2020 to 2022), with an average pass rate of 94%. That's comfortably above the national average of 82%, making it a reliable choice. Available as ED and diesel.

Best and Worst Years

The 2022 model is the most reliable with a 100% pass rate from 61 tests. The 2021 model has the lowest at 91%. The 9 point spread between years means reliability varies somewhat, but no year is dramatically different.

Reliability Trend

Newer BMW 420D XDRIVE M SPORT MHEV AUTOs show better MOT pass rates than older ones, with an average improvement of 5 percentage points.

Mileage Across Years

The oldest model in our data (2020) averages 37,900 miles, while the newest (2022) averages 25,372 miles.

Compared to the Bmw brand average of 88%, the 420d xdrive m sport mhev auto performs 6 points better, making it one of the more reliable options in the Bmw range.