2005 Mercedes C 55 — MOT History by Age

How cars manufactured in 2005 perform at MOT as they age

21 years

Current Age

75.0%

Latest Pass Rate

359

Total Tests (All Years)

99,494 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for C 55

Compared to Average at Age 12

This car: 75.0%

Average: 54.3%

✅ 20.7% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2005 Mercedes C 55 as it ages.

4 yrs72.7%

→ ↓0.9%

5 yrs71.8%

→ ↑16.3%

6 yrs88.1%

→ ↓22.2%

7 yrs65.9%

→ ↑5.9%

8 yrs71.8%

→ ↑8.7%

9 yrs80.5%

→ ↑1.1%

10 yrs81.6%

→ ↓12.4%

11 yrs69.2%

→ ↑5.8%

12 yrs75.0%

📊 View as table

Age	Pass Rate	Tests
4 yrs	72.7%	44
5 yrs	71.8%	39
6 yrs	88.1%	42
7 yrs	65.9%	41
8 yrs	71.8%	39
9 yrs	80.5%	41
10 yrs	81.6%	38
11 yrs	69.2%	39
12 yrs	75.0%	36

Pass Rate Trend

How the 2005 Mercedes C 55 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (12 yrs)	75%	36
2016 (11 yrs)	69.2%	39
2015 (10 yrs)	81.6%	38
2014 (9 yrs)	80.5%	41
2013 (8 yrs)	71.8%	39
2012 (7 yrs)	65.9%	41
2011 (6 yrs)	88.1%	42
2010 (5 yrs)	71.8%	39
2009 (4 yrs)	72.7%	44

Year-by-Year MOT Results

2009

72.7%

Age (yrs) 4Tests 44Avg Mileage 43,562Top Failure Tyres — 13.6%

2010

71.8%

Age (yrs) 5Tests 39Avg Mileage 70,671Top Failure Tyres — 15.4%

2011

88.1%

Age (yrs) 6Tests 42Avg Mileage 61,885Top Failure Tyres — 7.1%

2012

65.9%

Age (yrs) 7Tests 41Avg Mileage 67,598Top Failure Tyres — 14.6%

2013

71.8%

Age (yrs) 8Tests 39Avg Mileage 73,059Top Failure Tyres — 28.2%

2014

80.5%

Age (yrs) 9Tests 41Avg Mileage 80,678Top Failure Tyres — 24.4%

2015

81.6%

Age (yrs) 10Tests 38Avg Mileage 86,776Top Failure Suspension — 23.7%

2016

69.2%

Age (yrs) 11Tests 39Avg Mileage 92,833Top Failure Lamps, Reflectors and Electrical Equipment — 20.5%

2017

75.0%

Age (yrs) 12Tests 36Avg Mileage 99,494Top Failure Tyres — 25.0%

MOT results for 2005 Mercedes C 55 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	4	72.7%	44	43,562	Tyres — 13.6%
2010	5	71.8%	39	70,671	Tyres — 15.4%
2011	6	88.1%	42	61,885	Tyres — 7.1%
2012	7	65.9%	41	67,598	Tyres — 14.6%
2013	8	71.8%	39	73,059	Tyres — 28.2%
2014	9	80.5%	41	80,678	Tyres — 24.4%
2015	10	81.6%	38	86,776	Suspension — 23.7%
2016	11	69.2%	39	92,833	Lamps, Reflectors and Electrical Equipment — 20.5%
2017	12	75.0%	36	99,494	Tyres — 25.0%

Common MOT Failures

Top failure categories across all test years for 2005 Mercedes C 55, with age trends.

Tyres

16.8%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

14.1%

↑ Increases with age

Brakes

12.8%

↑ Increases with age

Suspension

11.9%

↑ Increases with age

Steering

6.8%

↓ Decreases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	4.5% (4 yrs)	22.2% (12 yrs)	+17.7%	🔴 ↑
Brakes	4.5% (4 yrs)	19.4% (12 yrs)	+14.9%	🔴 ↑
Tyres	13.6% (4 yrs)	25.0% (12 yrs)	+11.4%	🔴 ↑
Driver's View of the Road	2.3% (4 yrs)	5.6% (12 yrs)	+3.3%	🔴 ↑

Other Manufacture Years

2004 2005

← Back to Mercedes C 55 overview

Looking for the best year to buy? See the full comparison on the Mercedes C 55 page →

About This Data

This page shows how Mercedes C 55 cars manufactured in 2005 perform at MOT as they age. Data spans from 2009 to 2017, covering 359 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.