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2012 Mercedes-Benz R-class — MOT History by Age

How cars manufactured in 2012 perform at MOT as they age

14 years
Current Age
74.9%
Latest Pass Rate
1,281
Total Tests (All Years)
108,146 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 74.9%
Average: 54.3%

✅ 20.6% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2012 Mercedes-Benz R-class as it ages.

9 yrs78.8%
10 yrs79.0%
11 yrs79.3%
12 yrs74.9%

Bar chart showing pass rate by car age from 9 to 12 years

Fail Rate %
📊 View as table
AgePass RateTests
9 yrs78.8%307
10 yrs79.0%248
11 yrs79.3%280
12 yrs74.9%446

Pass Rate Trend

How the 2012 Mercedes-Benz R-class pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 4 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2024 (12 yrs)74.9%446
2023 (11 yrs)79.3%280
2022 (10 yrs)79%248
2021 (9 yrs)78.8%307

Year-by-Year MOT Results

2021
78.8%
Age (yrs) 9Tests 307Avg Mileage 89,669Top Failure Brakes — 21.5%
2022
79.0%
Age (yrs) 10Tests 248Avg Mileage 94,835Top Failure Brakes — 19.4%
2023
79.3%
Age (yrs) 11Tests 280Avg Mileage 103,148Top Failure Brakes — 21.1%
2024
74.9%
Age (yrs) 12Tests 446Avg Mileage 108,146Top Failure Brakes — 21.7%

Common MOT Failures

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

Brakes
20.9%
— Consistent
Tyres
16.2%
↓ Decreases with age
Body, chassis, structure
11.2%
— Consistent
Lamps, reflectors and electrical equipment
9.6%
↑ Increases with age
Noise, emissions and leaks
6.7%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Tyres19.9% (9 yrs)13.0% (12 yrs)
-6.9%
🟢 ↓
Lamps, reflectors and electrical equipment6.5% (9 yrs)10.1% (12 yrs)
+3.6%
🔴 ↑
Body, chassis, structure12.7% (9 yrs)11.7% (12 yrs)
-1.0%
⚪ —
Brakes21.5% (9 yrs)21.7% (12 yrs)
+0.2%
⚪ —

Other Manufacture Years

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

About This Data

This page shows how Mercedes-Benz R-class cars manufactured in 2012 perform at MOT as they age. Data spans from 2021 to 2024, covering 1,281 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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