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Smart Forfour MOT Check

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

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94.4%

Avg Pass Rate

+13.5%

vs Smart Avg

6

Year Ranges

Excellent

Reliability

Smart Forfour — MOT Reliability Overview

The Smart Forfour has an average MOT pass rate of 94.4%, which is 13.5 percentage points above the Smart brand average of 80.9%. This is a strong result, indicating that the Forfour is well-engineered and tends to age well mechanically. Owners can expect fewer surprises at MOT time.

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

2019

Based on 53 vehicles

100.0%Excellent
Smart average: 80.9%
Mileage at 5yr

67k mi

2017

Based on 71 vehicles

94.4%Excellent
Smart average: 80.9%

2015

Based on 80 vehicles

92.5%Excellent
Smart average: 80.9%
Mileage at 10yr

83k mi

2006

Based on 483 vehicles

92.8%Excellent
Smart average: 80.9%
Mileage at 5yr

69k mi

Mileage at 10yr

121k mi

2005

Based on 818 vehicles

93.6%Excellent
Smart average: 80.9%
Mileage at 5yr

73k mi

Mileage at 10yr

119k mi

2004

Based on 628 vehicles

93.0%Excellent
Smart average: 80.9%
Mileage at 5yr

53k mi

Mileage at 10yr

120k mi

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 Forfour

Smart Forfour — Frequently Asked Questions

Common questions about the Smart Forfour MOT and reliability.

What is the MOT pass rate for the Smart Forfour?
The average MOT pass rate for the Smart Forfour is 94.4% 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 Forfour?
Check the detailed breakdown on this page for specific failure data by year range.
Is the Smart Forfour reliable?
With an average MOT pass rate of 94.4%, the Smart Forfour 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 Forfour?
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 Forfour?
Typical mileage for the Smart Forfour: 66,773 miles at 5 years. Use these benchmarks when evaluating a used Forfour to spot vehicles with unusually high or low mileage.

Check Your Smart Forfour's MOT History

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

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