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2018 Smart (mcc) Forfour — MOT History by Age

How cars manufactured in 2018 perform at MOT as they age

8 years
Current Age
82.1%
Latest Pass Rate
16,420
Total Tests (All Years)
31,844 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 6

This car: 82.1%
Average: 73.4%

✅ 8.7% above average (18367 models compared)

How This Car Ages

Pass rate progression for the 2018 Smart (mcc) Forfour as it ages.

2 yrs91.3%
3 yrs86.7%
4 yrs83.3%
5 yrs83.5%
6 yrs82.1%

Bar chart showing pass rate by car age from 2 to 6 years

Fail Rate %
📊 View as table
AgePass RateTests
2 yrs91.3%103
3 yrs86.7%3,854
4 yrs83.3%3,083
5 yrs83.5%3,863
6 yrs82.1%5,517

Pass Rate Trend

How the 2018 Smart (mcc) Forfour pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 5 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (6 yrs)82.1%5,517
2023 (5 yrs)83.5%3,863
2022 (4 yrs)83.3%3,083
2021 (3 yrs)86.7%3,854
2020 (2 yrs)91.3%103

Year-by-Year MOT Results

2020
91.3%
Age (yrs) 2Tests 103Avg Mileage 13,878Top Failure Tyres — 11.7%
2021
86.7%
Age (yrs) 3Tests 3,854Avg Mileage 16,109Top Failure Tyres — 11.5%
2022
83.3%
Age (yrs) 4Tests 3,083Avg Mileage 21,053Top Failure Tyres — 17.0%
2023
83.5%
Age (yrs) 5Tests 3,863Avg Mileage 26,362Top Failure Tyres — 20.6%
2024
82.1%
Age (yrs) 6Tests 5,517Avg Mileage 31,844Top Failure Tyres — 17.5%

Common MOT Failures

Top failure categories across all test years for 2018 Smart (mcc) Forfour, with age trends.

Tyres
15.7%
↑ Increases with age
Visibility
7.9%
— Consistent
Brakes
6.7%
↑ Increases with age
Road Wheels
4.9%
— Consistent
Lamps, reflectors and electrical equipment
3.3%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Tyres11.7% (2 yrs)17.5% (6 yrs)
+5.8%
🔴 ↑
Brakes3.9% (2 yrs)8.0% (6 yrs)
+4.1%
🔴 ↑
Lamps, reflectors and electrical equipment1.9% (2 yrs)4.0% (6 yrs)
+2.1%
🔴 ↑
Visibility4.9% (2 yrs)5.3% (6 yrs)
+0.4%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Smart (mcc) Forfour page →

About This Data

This page shows how Smart (mcc) Forfour cars manufactured in 2018 perform at MOT as they age. Data spans from 2020 to 2024, covering 16,420 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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