2008 Mercedes Slk 200k — MOT History by Age

How cars manufactured in 2008 perform at MOT as they age

18 years

Current Age

70.9%

Latest Pass Rate

17,531

Total Tests (All Years)

64,216 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 70.9%

Average: 54.3%

✅ 16.6% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2008 Mercedes Slk 200k as it ages.

2 yrs89.2%

→ ↓0.9%

3 yrs88.3%

→ ↓2.1%

4 yrs86.2%

→ ↓2.8%

5 yrs83.4%

→ ↓2.2%

6 yrs81.2%

→ ↓3.3%

7 yrs77.9%

→ ↓2.4%

8 yrs75.5%

→ ↓1.4%

9 yrs74.1%

→ ↓3.6%

10 yrs70.5%

→ ↓0.5%

11 yrs70.0%

→ ↑0.9%

12 yrs70.9%

📊 View as table

Age	Pass Rate	Tests
2 yrs	89.2%	37
3 yrs	88.3%	2,006
4 yrs	86.2%	1,940
5 yrs	83.4%	1,926
6 yrs	81.2%	1,920
7 yrs	77.9%	1,919
8 yrs	75.5%	1,878
9 yrs	74.1%	1,877
10 yrs	70.5%	1,265
11 yrs	70.0%	1,352
12 yrs	70.9%	1,411

Pass Rate Trend

How the 2008 Mercedes Slk 200k pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (12 yrs)	70.9%	1,411
2019 (11 yrs)	70%	1,352
2018 (10 yrs)	70.5%	1,265
2017 (9 yrs)	74.1%	1,877
2016 (8 yrs)	75.5%	1,878
2015 (7 yrs)	77.9%	1,919
2014 (6 yrs)	81.2%	1,920
2013 (5 yrs)	83.4%	1,926
2012 (4 yrs)	86.2%	1,940
2011 (3 yrs)	88.3%	2,006
2010 (2 yrs)	89.2%	37

Year-by-Year MOT Results

2010

89.2%

Age (yrs) 2Tests 37Avg Mileage 23,170Top Failure Lamps, Reflectors and Electrical Equipment — 5.4%

2011

88.3%

Age (yrs) 3Tests 2,006Avg Mileage 21,417Top Failure Tyres — 6.6%

2012

86.2%

Age (yrs) 4Tests 1,940Avg Mileage 26,790Top Failure Tyres — 8.2%

2013

83.4%

Age (yrs) 5Tests 1,926Avg Mileage 31,850Top Failure Tyres — 16.3%

2014

81.2%

Age (yrs) 6Tests 1,920Avg Mileage 37,378Top Failure Tyres — 16.5%

2015

77.9%

Age (yrs) 7Tests 1,919Avg Mileage 42,361Top Failure Tyres — 15.7%

2016

75.5%

Age (yrs) 8Tests 1,878Avg Mileage 47,174Top Failure Suspension — 18.1%

2017

74.1%

Age (yrs) 9Tests 1,877Avg Mileage 51,838Top Failure Suspension — 22.9%

2018

70.5%

Age (yrs) 10Tests 1,265Avg Mileage 56,502Top Failure Suspension — 28.5%

2019

70.0%

Age (yrs) 11Tests 1,352Avg Mileage 60,556Top Failure Brakes — 27.3%

2020

70.9%

Age (yrs) 12Tests 1,411Avg Mileage 64,216Top Failure Brakes — 29.2%

MOT results for 2008 Mercedes Slk 200k by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2010	2	89.2%	37	23,170	Lamps, Reflectors and Electrical Equipment — 5.4%
2011	3	88.3%	2,006	21,417	Tyres — 6.6%
2012	4	86.2%	1,940	26,790	Tyres — 8.2%
2013	5	83.4%	1,926	31,850	Tyres — 16.3%
2014	6	81.2%	1,920	37,378	Tyres — 16.5%
2015	7	77.9%	1,919	42,361	Tyres — 15.7%
2016	8	75.5%	1,878	47,174	Suspension — 18.1%
2017	9	74.1%	1,877	51,838	Suspension — 22.9%
2018	10	70.5%	1,265	56,502	Suspension — 28.5%
2019	11	70.0%	1,352	60,556	Brakes — 27.3%
2020	12	70.9%	1,411	64,216	Brakes — 29.2%

Common MOT Failures

Top failure categories across all test years for 2008 Mercedes Slk 200k, with age trends.

Suspension

17.3%

↑ Increases with age

Tyres

14.5%

↑ Increases with age

Brakes

13.7%

↑ Increases with age

Lamps, reflectors and electrical equipment

9.5%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

5.7%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	2.7% (2 yrs)	29.2% (12 yrs)	+26.5%	🔴 ↑
Tyres	2.7% (2 yrs)	22.5% (12 yrs)	+19.8%	🔴 ↑

Other Manufacture Years

1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

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About This Data

This page shows how Mercedes Slk 200k cars manufactured in 2008 perform at MOT as they age. Data spans from 2010 to 2020, covering 17,531 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.