2005 Mercedes Slk 55 — MOT History by Age

How cars manufactured in 2005 perform at MOT as they age

21 years

Current Age

78.6%

Latest Pass Rate

3,584

Total Tests (All Years)

73,340 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 15

This car: 78.6%

Average: 52.4%

✅ 26.2% above average (11197 models compared)

How This Car Ages

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

4 yrs83.1%

→ ↓0.5%

5 yrs82.6%

→ ↑0.7%

6 yrs83.3%

→ ↓1.8%

7 yrs81.5%

→ ↑1.2%

8 yrs82.7%

→ ↓2.3%

9 yrs80.4%

→ ↑2.7%

10 yrs83.1%

→ ↑0.2%

11 yrs83.3%

→ ↓6.6%

12 yrs76.7%

→ ↓12.1%

13 yrs64.6%

→ ↑7.0%

14 yrs71.6%

→ ↑7.0%

15 yrs78.6%

📊 View as table

Age	Pass Rate	Tests
4 yrs	83.1%	408
5 yrs	82.6%	407
6 yrs	83.3%	412
7 yrs	81.5%	399
8 yrs	82.7%	393
9 yrs	80.4%	403
10 yrs	83.1%	409
11 yrs	83.3%	383
12 yrs	76.7%	116
13 yrs	64.6%	82
14 yrs	71.6%	88
15 yrs	78.6%	84

Pass Rate Trend

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

📊 View as table

Built	Pass Rate	Tests
2020 (15 yrs)	78.6%	84
2019 (14 yrs)	71.6%	88
2018 (13 yrs)	64.6%	82
2017 (12 yrs)	76.7%	116
2016 (11 yrs)	83.3%	383
2015 (10 yrs)	83.1%	409
2014 (9 yrs)	80.4%	403
2013 (8 yrs)	82.7%	393
2012 (7 yrs)	81.5%	399
2011 (6 yrs)	83.3%	412
2010 (5 yrs)	82.6%	407
2009 (4 yrs)	83.1%	408

Year-by-Year MOT Results

2009

83.1%

Age (yrs) 4Tests 408Avg Mileage 27,511Top Failure Tyres — 10.3%

2010

82.6%

Age (yrs) 5Tests 407Avg Mileage 33,505Top Failure Tyres — 9.8%

2011

83.3%

Age (yrs) 6Tests 412Avg Mileage 39,002Top Failure Tyres — 9.5%

2012

81.5%

Age (yrs) 7Tests 399Avg Mileage 43,513Top Failure Tyres — 8.3%

2013

82.7%

Age (yrs) 8Tests 393Avg Mileage 47,664Top Failure Tyres — 13.7%

2014

80.4%

Age (yrs) 9Tests 403Avg Mileage 52,972Top Failure Lamps, Reflectors and Electrical Equipment — 14.9%

2015

83.1%

Age (yrs) 10Tests 409Avg Mileage 55,042Top Failure Tyres — 15.4%

2016

83.3%

Age (yrs) 11Tests 383Avg Mileage 58,840Top Failure Suspension — 12.3%

2017

76.7%

Age (yrs) 12Tests 116Avg Mileage 64,351Top Failure Tyres — 23.3%

2018High Fail Rate

64.6%

Age (yrs) 13Tests 82Avg Mileage 64,367Top Failure Tyres — 22.0%

2019

71.6%

Age (yrs) 14Tests 88Avg Mileage 66,747Top Failure Brakes — 26.1%

2020

78.6%

Age (yrs) 15Tests 84Avg Mileage 73,340Top Failure Brakes — 14.3%

MOT results for 2005 Mercedes Slk 55 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	4	83.1%	408	27,511	Tyres — 10.3%
2010	5	82.6%	407	33,505	Tyres — 9.8%
2011	6	83.3%	412	39,002	Tyres — 9.5%
2012	7	81.5%	399	43,513	Tyres — 8.3%
2013	8	82.7%	393	47,664	Tyres — 13.7%
2014	9	80.4%	403	52,972	Lamps, Reflectors and Electrical Equipment — 14.9%
2015	10	83.1%	409	55,042	Tyres — 15.4%
2016	11	83.3%	383	58,840	Suspension — 12.3%
2017	12	76.7%	116	64,351	Tyres — 23.3%
2018	13	64.6%	82	64,367	Tyres — 22.0%
2019	14	71.6%	88	66,747	Brakes — 26.1%
2020	15	78.6%	84	73,340	Brakes — 14.3%

Common MOT Failures

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

Lamps, reflectors and electrical equipment

17.3%

↓ Decreases with age

Tyres

14.0%

— Consistent

Suspension

10.6%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

10.3%

↑ Increases with age

Brakes

10.3%

↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	3.4% (4 yrs)	14.3% (15 yrs)	+10.9%	🔴 ↑
Tyres	10.3% (4 yrs)	10.7% (15 yrs)	+0.4%	⚪ —

Other Manufacture Years

2005 2006 2007 2008 2010 2012

← Back to Mercedes Slk 55 overview

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About This Data

This page shows how Mercedes Slk 55 cars manufactured in 2005 perform at MOT as they age. Data spans from 2009 to 2020, covering 3,584 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.