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Mercedes SLS MOT Check

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

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95.0%

Avg Pass Rate

+17.3%

vs Mercedes Avg

2

Year Ranges

Excellent

Reliability

Mercedes SLS — MOT Reliability Overview

The Mercedes SLS has an average MOT pass rate of 95.0%, which is 17.3 percentage points above the Mercedes brand average of 77.7%. This is a strong result, indicating that the SLS is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used Mercedes SLS, 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 Mercedes SLS performs at MOT across different model years.

2011

Based on 53 vehicles

96.2%Excellent
Mercedes average: 77.7%
Dangerous Defects

2.4%

Retest Rate

2.4%

0

Based on 32 vehicles

93.8%Excellent
Mercedes average: 77.7%
Mileage at 5yr

17k mi

Where Failures Occur

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

Front Offside

3.8%

Front Nearside

1.9%

Other Mercedes Models

Compare MOT reliability across Mercedes models.

Mercedes 316cdi

94.7% pass rate

Mercedes 207d

71.4% pass rate

Mercedes Hymer

76.6% pass rate

Mercedes 609d

66.7% pass rate

Mercedes Ml 250

80.5% pass rate

Mercedes S Class

69.6% 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 Mercedes SLS

Mercedes SLS — Frequently Asked Questions

Common questions about the Mercedes SLS MOT and reliability.

What is the MOT pass rate for the Mercedes SLS?
The average MOT pass rate for the Mercedes SLS is 95.0% compared to the Mercedes average of 77.7%. 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 Mercedes SLS?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Mercedes SLS reliable?
With an average MOT pass rate of 95.0%, the Mercedes SLS 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 Mercedes SLS?
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 Mercedes SLS?
Typical mileage for the Mercedes SLS: 16,528 miles at 5 years. Use these benchmarks when evaluating a used SLS to spot vehicles with unusually high or low mileage.

Check Your Mercedes SLS's MOT History

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

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