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BMW 420i Xdrive M Sport Auto MOT Check

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

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85.2%

Avg Pass Rate

-4.7%

vs BMW Avg

1

Year Ranges

Excellent

Reliability

BMW 420i Xdrive M Sport Auto — MOT Reliability Overview

The BMW 420i Xdrive M Sport Auto has an average MOT pass rate of 85.2%, which is 4.7 percentage points below the BMW brand average of 89.9%. This is a strong result, indicating that the 420i Xdrive M Sport Auto is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used BMW 420i Xdrive M Sport 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 Xdrive M Sport Auto performs at MOT across different model years.

2021

Based on 61 vehicles

85.2%Excellent
BMW average: 89.9%
Dangerous Defects

5.1%

Retest Rate

13.6%

Mileage at 3yr

47k mi

Where Failures Occur

The areas of the vehicle most commonly flagged during MOT inspections.

Front

6.6%

Front Nearside

4.9%

Rear Nearside

3.3%

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 Xdrive M Sport Auto

BMW 420i Xdrive M Sport Auto — Frequently Asked Questions

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

What is the MOT pass rate for the BMW 420i Xdrive M Sport Auto?
The average MOT pass rate for the BMW 420i Xdrive M Sport Auto is 85.2% 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 Xdrive M Sport Auto?
Check the detailed breakdown on this page for specific failure data by year range.
Is the BMW 420i Xdrive M Sport Auto reliable?
With an average MOT pass rate of 85.2%, the BMW 420i Xdrive M Sport 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 Xdrive M Sport 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 Xdrive M Sport Auto?
Typical mileage for the BMW 420i Xdrive M Sport Auto: 46,908 miles at 3 years. Use these benchmarks when evaluating a used 420i Xdrive M Sport Auto to spot vehicles with unusually high or low mileage.

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

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

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