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Porsche 911 Carrera 4s Auto MOT Check

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

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95.6%

Avg Pass Rate

+5.5%

vs Porsche Avg

3

Year Ranges

Excellent

Reliability

Porsche 911 Carrera 4s Auto — MOT Reliability Overview

The Porsche 911 Carrera 4s Auto has an average MOT pass rate of 95.6%, which is 5.5 percentage points above the Porsche brand average of 90.1%. This is a strong result, indicating that the 911 Carrera 4s Auto 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 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 Porsche 911 Carrera 4s Auto performs at MOT across different model years.

2021

Based on 90 vehicles

97.8%Excellent
Porsche average: 90.1%
Dangerous Defects

2.3%

Retest Rate

2.3%

Mileage at 3yr

24k mi

2020

Based on 269 vehicles

92.9%Excellent
Porsche average: 90.1%
Dangerous Defects

2.5%

Retest Rate

8.5%

Mileage at 3yr

18k mi

0

Based on 77 vehicles

96.1%Excellent
Porsche average: 90.1%
Mileage at 5yr

12k mi

Where Failures Occur

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

Front Nearside

1.1%

Front Offside

1.1%

Rear Nearside

1.1%

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 Auto

Porsche 911 Carrera 4s Auto — Frequently Asked Questions

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

What is the MOT pass rate for the Porsche 911 Carrera 4s Auto?
The average MOT pass rate for the Porsche 911 Carrera 4s Auto is 95.6% 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 Auto?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Porsche 911 Carrera 4s Auto reliable?
With an average MOT pass rate of 95.6%, the Porsche 911 Carrera 4s 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 Porsche 911 Carrera 4s 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 Porsche 911 Carrera 4s Auto?
Typical mileage for the Porsche 911 Carrera 4s Auto: 24,459 miles at 3 years. Use these benchmarks when evaluating a used 911 Carrera 4s Auto to spot vehicles with unusually high or low mileage.

Check Your Porsche 911 Carrera 4s Auto's MOT History

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

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