2004 Mercedes Slk 200 Kompressor Auto — MOT History by Age

How cars manufactured in 2004 perform at MOT as they age

22 years

Current Age

73.1%

Latest Pass Rate

1,705

Total Tests (All Years)

63,488 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 73.1%

Average: 54.3%

✅ 18.8% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2004 Mercedes Slk 200 Kompressor Auto as it ages.

5 yrs81.6%

→ ↓3.6%

6 yrs78.0%

→ ↑0.2%

7 yrs78.2%

→ ↓1.6%

8 yrs76.6%

→ ↓2.7%

9 yrs73.9%

→ ↓2.3%

10 yrs71.6%

→ ↑5.3%

11 yrs76.9%

→ ↓3.8%

12 yrs73.1%

📊 View as table

Age	Pass Rate	Tests
5 yrs	81.6%	228
6 yrs	78.0%	209
7 yrs	78.2%	220
8 yrs	76.6%	209
9 yrs	73.9%	211
10 yrs	71.6%	208
11 yrs	76.9%	212
12 yrs	73.1%	208

Pass Rate Trend

How the 2004 Mercedes Slk 200 Kompressor Auto pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2016 (12 yrs)	73.1%	208
2015 (11 yrs)	76.9%	212
2014 (10 yrs)	71.6%	208
2013 (9 yrs)	73.9%	211
2012 (8 yrs)	76.6%	209
2011 (7 yrs)	78.2%	220
2010 (6 yrs)	78%	209
2009 (5 yrs)	81.6%	228

Year-by-Year MOT Results

2009

81.6%

Age (yrs) 5Tests 228Avg Mileage 32,494Top Failure Tyres — 7.9%

2010

78.0%

Age (yrs) 6Tests 209Avg Mileage 38,002Top Failure Tyres — 8.6%

2011

78.2%

Age (yrs) 7Tests 220Avg Mileage 42,867Top Failure Suspension — 7.7%

2012

76.6%

Age (yrs) 8Tests 209Avg Mileage 47,202Top Failure Brakes — 10.5%

2013

73.9%

Age (yrs) 9Tests 211Avg Mileage 51,675Top Failure Suspension — 24.6%

2014

71.6%

Age (yrs) 10Tests 208Avg Mileage 55,551Top Failure Brakes — 22.1%

2015

76.9%

Age (yrs) 11Tests 212Avg Mileage 59,909Top Failure Suspension — 18.4%

2016

73.1%

Age (yrs) 12Tests 208Avg Mileage 63,488Top Failure Suspension — 28.8%

MOT results for 2004 Mercedes Slk 200 Kompressor Auto by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	5	81.6%	228	32,494	Tyres — 7.9%
2010	6	78.0%	209	38,002	Tyres — 8.6%
2011	7	78.2%	220	42,867	Suspension — 7.7%
2012	8	76.6%	209	47,202	Brakes — 10.5%
2013	9	73.9%	211	51,675	Suspension — 24.6%
2014	10	71.6%	208	55,551	Brakes — 22.1%
2015	11	76.9%	212	59,909	Suspension — 18.4%
2016	12	73.1%	208	63,488	Suspension — 28.8%

Common MOT Failures

Top failure categories across all test years for 2004 Mercedes Slk 200 Kompressor Auto, with age trends.

Suspension

14.8%

↑ Increases with age

Tyres

12.8%

↑ Increases with age

Brakes

12.6%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

9.8%

↑ Increases with age

Driver's View of the Road

3.6%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	3.5% (5 yrs)	28.8% (12 yrs)	+25.3%	🔴 ↑
Brakes	4.4% (5 yrs)	17.8% (12 yrs)	+13.4%	🔴 ↑
Tyres	7.9% (5 yrs)	18.3% (12 yrs)	+10.4%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	6.6% (5 yrs)	13.5% (12 yrs)	+6.9%	🔴 ↑

Other Manufacture Years

2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010

← Back to Mercedes Slk 200 Kompressor Auto overview

Looking for the best year to buy? See the full comparison on the Mercedes Slk 200 Kompressor Auto page →

About This Data

This page shows how Mercedes Slk 200 Kompressor Auto cars manufactured in 2004 perform at MOT as they age. Data spans from 2009 to 2016, covering 1,705 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.