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Smart 40 MOT Check

MOT pass rates, common failures, and reliability data for the Smart 40. Check any 40 by registration number below.

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91.0%

Avg Pass Rate

+10.1%

vs Smart Avg

3

Year Ranges

Excellent

Reliability

Smart 40 — MOT Reliability Overview

The Smart 40 has an average MOT pass rate of 91.0%, which is 10.1 percentage points above the Smart brand average of 80.9%. This is a strong result, indicating that the 40 is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

Before buying a used Smart 40, 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 Smart 40 performs at MOT across different model years.

2001

Based on 58 vehicles

93.1%Excellent
Smart average: 80.9%

2000

Based on 86 vehicles

91.9%Excellent
Smart average: 80.9%

1999

Based on 109 vehicles

88.1%Excellent
Smart average: 80.9%

Other Smart Models

Compare MOT reliability across Smart models.

Smart Forfour Brabus

73.1% pass rate

Smart Fortwo Pulse Cdi Auto

75.7% pass rate

Smart MC

86.0% pass rate

Smart Fortwo

92.0% pass rate

Smart City Passion 61 Auto

73.6% pass rate

Smart Fortwo Coupe Mhd

94.3% 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 Smart 40

Smart 40 — Frequently Asked Questions

Common questions about the Smart 40 MOT and reliability.

What is the MOT pass rate for the Smart 40?
The average MOT pass rate for the Smart 40 is 91.0% compared to the Smart average of 80.9%. 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 Smart 40?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Smart 40 reliable?
With an average MOT pass rate of 91.0%, the Smart 40 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 Smart 40?
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 Smart 40?
Mileage data for the Smart 40 is available in the detailed breakdown on this page.

Check Your Smart 40's MOT History

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

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