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2018 Sym Jet 4 125 E4 — MOT History by Age

How cars manufactured in 2018 perform at MOT as they age

8 years
Current Age
82.7%
Latest Pass Rate
298
Total Tests (All Years)
11,450 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 6

This car: 82.7%
Average: 73.4%

✅ 9.3% above average (18367 models compared)

How This Car Ages

Pass rate progression for the 2018 Sym Jet 4 125 E4 as it ages.

3 yrs70.5%
4 yrs71.8%
5 yrs76.7%
6 yrs82.7%

Bar chart showing pass rate by car age from 3 to 6 years

Fail Rate %
📊 View as table
AgePass RateTests
3 yrs70.5%95
4 yrs71.8%78
5 yrs76.7%73
6 yrs82.7%52

Pass Rate Trend

How the 2018 Sym Jet 4 125 E4 pass rate changes as it ages, from first MOT to most recent.

Trend shows improving over 4 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (6 yrs)82.7%52
2023 (5 yrs)76.7%73
2022 (4 yrs)71.8%78
2021 (3 yrs)70.5%95

Year-by-Year MOT Results

2021
70.5%
Age (yrs) 3Tests 95Avg Mileage 10,327Top Failure Motorcycle brakes — 31.6%
2022
71.8%
Age (yrs) 4Tests 78Avg Mileage 12,210Top Failure Motorcycle brakes — 25.6%
2023
76.7%
Age (yrs) 5Tests 73Avg Mileage 11,792Top Failure Motorcycle lamps and reflectors — 20.5%
2024
82.7%
Age (yrs) 6Tests 52Avg Mileage 11,450Top Failure Motorcycle brakes — 34.6%

Common MOT Failures

Top failure categories across all test years for 2018 Sym Jet 4 125 E4, with age trends.

Motorcycle brakes
27.1%
— Consistent
Motorcycle lamps and reflectors
20.4%
↓ Decreases with age
Motorcycle tyres
9.6%
↑ Increases with age
Motorcycle structure and attachments
8.8%
— Consistent
Motorcycle suspension
6.6%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Motorcycle lamps and reflectors23.2% (3 yrs)13.5% (6 yrs)
-9.7%
🟢 ↓
Motorcycle suspension5.3% (3 yrs)11.5% (6 yrs)
+6.2%
🔴 ↑
Motorcycle brakes31.6% (3 yrs)34.6% (6 yrs)
+3.0%
🔴 ↑
Motorcycle steering5.3% (3 yrs)5.8% (6 yrs)
+0.5%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Sym Jet 4 125 E4 page →

About This Data

This page shows how Sym Jet 4 125 E4 cars manufactured in 2018 perform at MOT as they age. Data spans from 2021 to 2024, covering 298 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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