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2012 Mercedes R 350 — MOT History by Age

How cars manufactured in 2012 perform at MOT as they age

14 years
Current Age
84.4%
Latest Pass Rate
282
Total Tests (All Years)
73,056 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 7

This car: 84.4%
Average: 69.5%

✅ 14.9% above average (17409 models compared)

How This Car Ages

Pass rate progression for the 2012 Mercedes R 350 as it ages.

3 yrs86.7%
4 yrs79.5%
5 yrs90.0%
7 yrs84.4%

Bar chart showing pass rate by car age from 3 to 7 years

Fail Rate %
📊 View as table
AgePass RateTests
3 yrs86.7%98
4 yrs79.5%112
5 yrs90.0%40
7 yrs84.4%32

Pass Rate Trend

How the 2012 Mercedes R 350 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
2019 (7 yrs)84.4%32
2017 (5 yrs)90%40
2016 (4 yrs)79.5%112
2015 (3 yrs)86.7%98

Year-by-Year MOT Results

2015
86.7%
Age (yrs) 3Tests 98Avg Mileage 41,348Top Failure Brakes — 14.3%
2016
79.5%
Age (yrs) 4Tests 112Avg Mileage 47,464Top Failure Lamps, Reflectors and Electrical Equipment — 15.2%
2017
90.0%
Age (yrs) 5Tests 40Avg Mileage 49,999Top Failure Lamps, Reflectors and Electrical Equipment — 7.5%
2019
84.4%
Age (yrs) 7Tests 32Avg Mileage 73,056Top Failure Body, chassis, structure — 15.6%

Common MOT Failures

Top failure categories across all test years for 2012 Mercedes R 350, with age trends.

Body, chassis, structure
15.6%
— Consistent
Brakes
11.4%
— Consistent
Lamps, Reflectors and Electrical Equipment
11.3%
↓ Decreases with age
Lamps, reflectors and electrical equipment
9.4%
— Consistent
Tyres
7.5%
↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes14.3% (3 yrs)15.6% (7 yrs)
+1.3%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes R 350 page →

About This Data

This page shows how Mercedes R 350 cars manufactured in 2012 perform at MOT as they age. Data spans from 2015 to 2019, covering 282 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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