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BMW 420i M Sport Pro Edition Auto MOT Check

MOT pass rates, common failures, and reliability data for the BMW 420i M Sport Pro Edition Auto. Check any 420i M Sport Pro Edition Auto by registration number below.

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93.0%

Avg Pass Rate

+3.1%

vs BMW Avg

4

Year Ranges

Excellent

Reliability

BMW 420i M Sport Pro Edition Auto — MOT Reliability Overview

The BMW 420i M Sport Pro Edition Auto has an average MOT pass rate of 93.0%, which is 3.1 percentage points above the BMW brand average of 89.9%. This is a strong result, indicating that the 420i M Sport Pro Edition Auto is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

The most common reasons a BMW 420i M Sport Pro Edition Auto fails its MOT are tyre tread depth not in accordance with the requirements, a tyre seriously damaged. If you are preparing your 420i M Sport Pro Edition Auto for its MOT, checking these areas first could save you a retest fee. Our detailed fault analysis includes estimated repair costs for each failure type.

Before buying a used BMW 420i M Sport Pro Edition Auto, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the BMW 420i M Sport Pro Edition Auto performs at MOT across different model years.

2022

Based on 55 vehicles

100.0%Excellent
BMW average: 89.9%
Dangerous Defects

0.0%

Mileage at 3yr

36k mi

2021

Based on 626 vehicles

92.2%Excellent
BMW average: 89.9%
Dangerous Defects

4.3%

Retest Rate

8.0%

Mileage at 3yr

40k mi

2020

Based on 47 vehicles

83.0%Good
BMW average: 89.9%
Dangerous Defects

3.1%

Retest Rate

37.5%

Mileage at 3yr

32k mi

0

Based on 33 vehicles

97.0%Excellent
BMW average: 89.9%
Mileage at 5yr

18k mi

Top MOT Failures — BMW 420i M Sport Pro Edition Auto

The most common reasons a BMW 420i M Sport Pro Edition Auto fails its MOT, aggregated across all year ranges.

1

Tyre tread depth not in accordance with the requirements

2.6%
2

A tyre seriously damaged

2.4%
BMW 420i M Sport Pro Edition Auto Common Faults & Repair Costs

Other BMW Models

Compare MOT reliability across BMW models.

BMW 420d Xdrive M Sport Mhev Auto

90.4% pass rate

BMW X2 Sdrive18d Sport

87.3% pass rate

BMW X2 Sdrive18d M Sport X Auto

87.0% pass rate

BMW 550

82.4% pass rate

BMW 316 I

89.0% pass rate

BMW 540i Xdrive M Sport Mhev Auto

75.6% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for BMW 420i M Sport Pro Edition Auto

BMW 420i M Sport Pro Edition Auto — Frequently Asked Questions

Common questions about the BMW 420i M Sport Pro Edition Auto MOT and reliability.

What is the MOT pass rate for the BMW 420i M Sport Pro Edition Auto?
The average MOT pass rate for the BMW 420i M Sport Pro Edition Auto is 93.0% compared to the BMW average of 89.9%. Pass rates vary by year — check the year-by-year breakdown on this page for details.
What are the most common MOT failures on a BMW 420i M Sport Pro Edition Auto?
The most common MOT failures on the BMW 420i M Sport Pro Edition Auto are: Tyre tread depth not in accordance with the requirements (2.6%), A tyre seriously damaged (2.4%). These are the components most likely to cause an MOT failure.
Is the BMW 420i M Sport Pro Edition Auto reliable?
With an average MOT pass rate of 93.0%, the BMW 420i M Sport Pro Edition Auto is rated as "Excellent" for reliability. This is a strong result suggesting good build quality and fewer common defects.
How do I check the MOT history of a BMW 420i M Sport Pro Edition Auto?
Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.
What mileage should I expect on a BMW 420i M Sport Pro Edition Auto?
Typical mileage for the BMW 420i M Sport Pro Edition Auto: 36,464 miles at 3 years. Use these benchmarks when evaluating a used 420i M Sport Pro Edition Auto to spot vehicles with unusually high or low mileage.

Check Your BMW 420i M Sport Pro Edition Auto's MOT History

Enter the registration number for the full MOT history — free and instant.

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