Bentley Mulsanne MOT Check

MOT pass rates, common failures, and reliability data for the Bentley Mulsanne. Check any Mulsanne by registration number below.

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92.7%

Avg Pass Rate

+0.4%

vs Bentley Avg

Year Ranges

Excellent

Reliability

Bentley Mulsanne — MOT Reliability Overview

The Bentley Mulsanne has an average MOT pass rate of 92.7%, which is 0.4 percentage points above the Bentley brand average of 92.3%. This is a strong result, indicating that the Mulsanne is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

The most common reasons a Bentley Mulsanne fails its MOT are number plate does not conform to the specified requirements. If you are preparing your Mulsanne 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 Bentley Mulsanne, 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 Bentley Mulsanne performs at MOT across different model years.

2021

Based on 52 vehicles

96.2%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Retest Rate

3.8%

Mileage at 3yr

15k mi

2020

Based on 101 vehicles

99.0%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Mileage at 3yr

18k mi

2019

Based on 249 vehicles

98.0%Excellent

Bentley average: 92.3%

Dangerous Defects

1.0%

Retest Rate

1.0%

Mileage at 5yr

37k mi

2018

Based on 140 vehicles

99.3%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Mileage at 5yr

28k mi

2017

Based on 373 vehicles

98.4%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Retest Rate

0.7%

2016

Based on 452 vehicles

98.2%Excellent

Bentley average: 92.3%

Dangerous Defects

0.9%

Retest Rate

0.9%

2015

Based on 342 vehicles

95.6%Excellent

Bentley average: 92.3%

Dangerous Defects

0.4%

Retest Rate

4.6%

Mileage at 10yr

44k mi

2014

Based on 324 vehicles

98.8%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Retest Rate

0.4%

Mileage at 10yr

69k mi

2013

Based on 232 vehicles

97.4%Excellent

Bentley average: 92.3%

Dangerous Defects

0.6%

Retest Rate

1.7%

Mileage at 10yr

46k mi

2012

Based on 260 vehicles

95.8%Excellent

Bentley average: 92.3%

Dangerous Defects

0.5%

Retest Rate

2.5%

Mileage at 10yr

54k mi

2011

Based on 359 vehicles

95.3%Excellent

Bentley average: 92.3%

Dangerous Defects

0.7%

Retest Rate

3.7%

2010

Based on 108 vehicles

98.1%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

1991

Based on 82 vehicles

84.1%Good

Bentley average: 92.3%

Dangerous Defects

0.0%

Retest Rate

10.0%

1990

Based on 164 vehicles

86.0%Excellent

Bentley average: 92.3%

Dangerous Defects

3.2%

Retest Rate

10.4%

1989

Based on 101 vehicles

89.1%Excellent

Bentley average: 92.3%

Dangerous Defects

1.4%

1988

Based on 100 vehicles

93.0%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Retest Rate

2.9%

1987

Based on 40 vehicles

82.5%Good

Bentley average: 92.3%

Dangerous Defects

0.0%

1985

Based on 85 vehicles

90.6%Excellent

Bentley average: 92.3%

Dangerous Defects

0.0%

Retest Rate

11.8%

1984

Based on 35 vehicles

65.7%Average

Bentley average: 92.3%

Dangerous Defects

3.8%

Retest Rate

53.8%

0

Based on 988 vehicles

93.1%Excellent

Bentley average: 92.3%

Mileage at 5yr

42k mi

Top MOT Failures — Bentley Mulsanne

The most common reasons a Bentley Mulsanne fails its MOT, aggregated across all year ranges.

Number plate does not conform to the specified requirements

3.2%

Bentley Mulsanne Common Faults & Repair Costs

Where Failures Occur

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

Offside

1.9%

Other Bentley Models

Compare MOT reliability across Bentley models.

Bentley Continental Gt V8 Auto

94.6% pass rate

Bentley Continental Gtc

98.9% pass rate

Bentley Arnage

91.9% pass rate

Bentley Continental Gt Speed Auto

96.2% pass rate

Bentley Azure

93.4% pass rate

Bentley Continental Gt

100.0% 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 Bentley Mulsanne

Bentley Mulsanne — Frequently Asked Questions

Common questions about the Bentley Mulsanne MOT and reliability.

What is the MOT pass rate for the Bentley Mulsanne?

The average MOT pass rate for the Bentley Mulsanne is 92.7% compared to the Bentley average of 92.3%. 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 Bentley Mulsanne?

The most common MOT failures on the Bentley Mulsanne are: Number plate does not conform to the specified requirements (3.2%). These are the components most likely to cause an MOT failure.

Is the Bentley Mulsanne reliable?

With an average MOT pass rate of 92.7%, the Bentley Mulsanne 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 Bentley Mulsanne?

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 Bentley Mulsanne?

Typical mileage for the Bentley Mulsanne: 14,530 miles at 3 years. Use these benchmarks when evaluating a used Mulsanne to spot vehicles with unusually high or low mileage.

Check Your Bentley Mulsanne's MOT History

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