Bentley Mulsanne
From 2,607 MOT tests. Above average for its class.
Common MOT failure categories
Pass rate by registration year
What goes wrong?
The most common MOT failure reasons are engine mil illuminated indicating a malfunction, a tyre seriously damaged and parking brake efficiency below minimum requirement. The top issue, engine mil illuminated indicating a malfunction, caused 13 failures in 2024. Checking tread depth (1.6mm legal minimum, 3mm recommended) before your test can save an unnecessary fail. You can check prices at Black Circles if you need replacements. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| engine mil illuminated indicating a malfunction | 13 |
| a tyre seriously damaged | 11 |
| parking brake efficiency below minimum requirement | 10 |
| a tyre cords visible or damaged | 9 |
| wiper blade missing or obviously not clearing the windscreen | 9 |
| a shock absorber damaged to the extent that it does not function or showing signs of severe leakage | 9 |
| a spring or spring component fractured or seriously weakened | 8 |
| a rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources | 7 |
| emissions levels exceed default limits | 7 |
| parking brake inoperative on one side | 6 |
Bentley Mulsanne on UK roads
Fleet numbers are roughly stable, with 1 new registrations and 1 leaving.
Quarterly breakdown
| Quarter | On road | SORN | New | Gone | Net |
|---|---|---|---|---|---|
| 2025 Q3 | 679 | 177 | +0 | -0 | +0 |
| 2025 Q2 | 680 | 176 | +0 | -0 | +2 |
| 2025 Q1 | 659 | 195 | +0 | -1 | -1 |
| 2024 Q4 | 671 | 184 | +1 | -0 | +14 |
| 2024 Q3 | 675 | 166 | +0 | -0 | +7 |
| 2024 Q2 | 675 | 159 | +0 | -15 | -15 |
| 2024 Q1 | 665 | 184 | +0 | -12 | -12 |
| 2023 Q4 | 680 | 181 | +0 | -0 | +5 |
3 variants on the road
| Variant | Fuel | Licensed | Share |
|---|---|---|---|
| Mulsanne Speed V8 Auto | Petrol | 240 | 40% |
| Mulsanne V8 Auto | Petrol | 204 | 34% |
| Mulsanne V8 Mds Auto | Petrol | 160 | 26% |
Source: DfT vehicle licensing statistics, 2025 Q3. Crown copyright, OGL v3.0.
By registration year
| Year | Pass rate | Top failures |
|---|---|---|
| 2019 | 97.9% | a tyre cords visible or damaged, tyre tread depth not in accordance with the requirements |
| 2017 | 96.5% | a tyre seriously damaged, engine mil illuminated indicating a malfunction |
| 2016 | 98.5% | a tyre seriously damaged, engine mil illuminated indicating a malfunction |
| 2015 | 94% | a tyre seriously damaged, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc |
5 earlier years
| 2014 | 99.1% | an srs malfunction indicator lamp (mil) indicates a system malfunction, a tyre seriously damaged |
| 2013 | 98.3% | a tyre cords visible or damaged, a suspension joint dust cover missing or no longer prevents the ingress of dirt etc |
| 2012 | 95.2% | a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, engine mil illuminated indicating a malfunction |
| 2011 | 89.7% | engine mil illuminated indicating a malfunction, a shock absorber damaged to the extent that it does not function or showing signs of severe leakage |
| 1990 | 85.6% | a tyre not fitted in compliance with the manufacturers sidewall instruction, wiper blade defective |
Typical mileage
Half of all Mulsannes tested had between 12,069 and 34,644 miles on the clock. Relatively low mileage overall. Many are still fairly young.
At 23,704 median miles, the Mulsanne has 0.022 failures per 10,000 miles driven.
Other Bentley models
Common questions
What is the Bentley Mulsanne MOT pass rate?
The Bentley Mulsanne has a 94.8% MOT pass rate based on 2,607 real MOT tests. This is above the national average.
What are common MOT failures on a Bentley Mulsanne?
The most common MOT failure on the Bentley Mulsanne is engine mil illuminated indicating a malfunction, which caused 13 failures. Other common issues include a tyre seriously damaged.
How many Bentley Mulsannes are on UK roads?
There are 679 Bentley Mulsannes currently licensed on UK roads, with 177 on SORN.
What is the typical mileage of a Bentley Mulsanne at MOT?
The median mileage at MOT for a Bentley Mulsanne is 23,704 miles. The middle 50% of vehicles tested have between 12,069 and 34,644 miles.
Buying a used Mulsanne?
Start with the free tools. Look up the specific vehicle's MOT history on GOV.UK The mileage at each test will show if it's been wound back, and the advisory history tells you what's wearing. Cross-reference that against the typical failures above to see if anything looks unusual for this model.
The free data won't tell you about outstanding finance, theft markers, or write-off history. For that, you need a vehicle history check This is especially important on a private sale where you have fewer legal protections.
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MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.