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Porsche 911 Carrera 4s MOT Check

MOT pass rates, common failures, and reliability data for the Porsche 911 Carrera 4s. Check any 911 Carrera 4s by registration number below.

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91.1%

Avg Pass Rate

+1.1%

vs Porsche Avg

5

Year Ranges

Excellent

Reliability

Porsche 911 Carrera 4s — MOT Reliability Overview

The Porsche 911 Carrera 4s has an average MOT pass rate of 91.1%, which is 1.1 percentage points above the Porsche brand average of 90.1%. This is a strong result, indicating that the 911 Carrera 4s is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used Porsche 911 Carrera 4s, 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 Porsche 911 Carrera 4s performs at MOT across different model years.

2021

Based on 255 vehicles

97.6%Excellent
Porsche average: 90.1%
Dangerous Defects

0.4%

Retest Rate

0.8%

Mileage at 3yr

24k mi

2019

Based on 58 vehicles

100.0%Excellent
Porsche average: 90.1%
Mileage at 5yr

54k mi

2009

Based on 39 vehicles

84.6%Good
Porsche average: 90.1%
Dangerous Defects

3.6%

Retest Rate

21.4%

2004

Based on 36 vehicles

88.9%Excellent
Porsche average: 90.1%
Dangerous Defects

0.0%

Retest Rate

6.7%

0

Based on 65 vehicles

84.6%Good
Porsche average: 90.1%
Mileage at 5yr

56k mi

Where Failures Occur

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

Front Offside

0.8%

Nearside

0.4%

Rear Nearside

0.4%

Other Porsche Models

Compare MOT reliability across Porsche models.

Porsche Cayman

95.7% pass rate

Porsche Carrera Coupe Sport

88.4% pass rate

Porsche 911 Carrera 4 S

100.0% pass rate

Porsche 911 Carrera

99.1% pass rate

Porsche Carrera Gt

87.5% pass rate

Porsche Panamera 4s E-hybrid S-a

86.8% 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 Porsche 911 Carrera 4s

Porsche 911 Carrera 4s — Frequently Asked Questions

Common questions about the Porsche 911 Carrera 4s MOT and reliability.

What is the MOT pass rate for the Porsche 911 Carrera 4s?
The average MOT pass rate for the Porsche 911 Carrera 4s is 91.1% compared to the Porsche average of 90.1%. 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 Porsche 911 Carrera 4s?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Porsche 911 Carrera 4s reliable?
With an average MOT pass rate of 91.1%, the Porsche 911 Carrera 4s 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 Porsche 911 Carrera 4s?
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 Porsche 911 Carrera 4s?
Typical mileage for the Porsche 911 Carrera 4s: 24,432 miles at 3 years. Use these benchmarks when evaluating a used 911 Carrera 4s to spot vehicles with unusually high or low mileage.

Check Your Porsche 911 Carrera 4s's MOT History

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

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