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1999 Mercedes C 280 — MOT History by Age

How cars manufactured in 1999 perform at MOT as they age

27 years
Current Age
61.3%
Latest Pass Rate
1,489
Total Tests (All Years)
114,557 mi
Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 20

This car: 61.3%
Average: 56.6%

✅ 4.7% above average (6824 models compared)

How This Car Ages

Pass rate progression for the 1999 Mercedes C 280 as it ages.

10 yrs58.9%
11 yrs69.1%
12 yrs67.8%
13 yrs55.2%
14 yrs50.9%
15 yrs57.6%
16 yrs59.1%
17 yrs63.3%
18 yrs73.3%
19 yrs48.6%
20 yrs61.3%

Bar chart showing pass rate by car age from 10 to 20 years

Fail Rate %
📊 View as table
AgePass RateTests
10 yrs58.9%224
11 yrs69.1%217
12 yrs67.8%202
13 yrs55.2%174
14 yrs50.9%165
15 yrs57.6%139
16 yrs59.1%127
17 yrs63.3%98
18 yrs73.3%75
19 yrs48.6%37
20 yrs61.3%31

Pass Rate Trend

How the 1999 Mercedes C 280 pass rate changes as it ages, from first MOT to most recent.

Trend shows declining over 11 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2019 (20 yrs)61.3%31
2018 (19 yrs)48.6%37
2017 (18 yrs)73.3%75
2016 (17 yrs)63.3%98
2015 (16 yrs)59.1%127
2014 (15 yrs)57.6%139
2013 (14 yrs)50.9%165
2012 (13 yrs)55.2%174
2011 (12 yrs)67.8%202
2010 (11 yrs)69.1%217
2009 (10 yrs)58.9%224

Year-by-Year MOT Results

2009High Fail Rate
58.9%
Age (yrs) 10Tests 224Avg Mileage 95,946Top Failure Lamps, Reflectors and Electrical Equipment — 22.8%
2010
69.1%
Age (yrs) 11Tests 217Avg Mileage 103,752Top Failure Lamps, Reflectors and Electrical Equipment — 17.1%
2011
67.8%
Age (yrs) 12Tests 202Avg Mileage 106,089Top Failure Lamps, Reflectors and Electrical Equipment — 22.8%
2012High Fail Rate
55.2%
Age (yrs) 13Tests 174Avg Mileage 109,869Top Failure Lamps, Reflectors and Electrical Equipment — 25.9%
2013High Fail Rate
50.9%
Age (yrs) 14Tests 165Avg Mileage 116,352Top Failure Lamps, Reflectors and Electrical Equipment — 57.0%
2014High Fail Rate
57.6%
Age (yrs) 15Tests 139Avg Mileage 118,658Top Failure Suspension — 61.2%
2015High Fail Rate
59.1%
Age (yrs) 16Tests 127Avg Mileage 118,780Top Failure Suspension — 58.3%
2016High Fail Rate
63.3%
Age (yrs) 17Tests 98Avg Mileage 124,293Top Failure Suspension — 42.9%
2017
73.3%
Age (yrs) 18Tests 75Avg Mileage 124,177Top Failure Suspension — 41.3%
2018High Fail Rate
48.6%
Age (yrs) 19Tests 37Avg Mileage 126,782Top Failure Suspension — 75.7%
2019High Fail Rate
61.3%
Age (yrs) 20Tests 31Avg Mileage 114,557Top Failure Brakes — 51.6%

Common MOT Failures

Top failure categories across all test years for 1999 Mercedes C 280, with age trends.

Suspension
40.2%
↑ Increases with age
Lamps, Reflectors and Electrical Equipment
33.1%
↑ Increases with age
Brakes
31.4%
↑ Increases with age
Lamps, reflectors and electrical equipment
26.4%
— Consistent
Steering
22.1%
↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Brakes18.3% (10 yrs)51.6% (20 yrs)
+33.3%
🔴 ↑
Suspension19.2% (10 yrs)45.2% (20 yrs)
+26.0%
🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes C 280 page →

About This Data

This page shows how Mercedes C 280 cars manufactured in 1999 perform at MOT as they age. Data spans from 2009 to 2019, covering 1,489 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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