2005 Mercedes Slk 280 — MOT History by Age

How cars manufactured in 2005 perform at MOT as they age

21 years

Current Age

65.6%

Latest Pass Rate

5,806

Total Tests (All Years)

73,396 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 15

This car: 65.6%

Average: 52.4%

✅ 13.2% above average (11197 models compared)

How This Car Ages

Pass rate progression for the 2005 Mercedes Slk 280 as it ages.

4 yrs86.5%

→ ↓5.5%

5 yrs81.0%

→ ↑2.3%

6 yrs83.3%

→ ↓2.1%

7 yrs81.2%

→ ↓2.4%

8 yrs78.8%

→ ↓0.9%

9 yrs77.9%

→ ↓3.2%

10 yrs74.7%

→ ↑4.2%

11 yrs78.9%

→ ↓4.6%

12 yrs74.3%

→ ↓3.8%

13 yrs70.5%

→ ↑0.8%

14 yrs71.3%

→ ↓5.7%

15 yrs65.6%

📊 View as table

Age	Pass Rate	Tests
4 yrs	86.5%	518
5 yrs	81.0%	516
6 yrs	83.3%	514
7 yrs	81.2%	532
8 yrs	78.8%	518
9 yrs	77.9%	524
10 yrs	74.7%	517
11 yrs	78.9%	527
12 yrs	74.3%	505
13 yrs	70.5%	359
14 yrs	71.3%	383
15 yrs	65.6%	393

Pass Rate Trend

How the 2005 Mercedes Slk 280 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (15 yrs)	65.6%	393
2019 (14 yrs)	71.3%	383
2018 (13 yrs)	70.5%	359
2017 (12 yrs)	74.3%	505
2016 (11 yrs)	78.9%	527
2015 (10 yrs)	74.7%	517
2014 (9 yrs)	77.9%	524
2013 (8 yrs)	78.8%	518
2012 (7 yrs)	81.2%	532
2011 (6 yrs)	83.3%	514
2010 (5 yrs)	81%	516
2009 (4 yrs)	86.5%	518

Year-by-Year MOT Results

2009

86.5%

Age (yrs) 4Tests 518Avg Mileage 27,855Top Failure Tyres — 7.9%

2010

81.0%

Age (yrs) 5Tests 516Avg Mileage 33,436Top Failure Tyres — 10.5%

2011

83.3%

Age (yrs) 6Tests 514Avg Mileage 38,834Top Failure Lamps, Reflectors and Electrical Equipment — 8.2%

2012

81.2%

Age (yrs) 7Tests 532Avg Mileage 44,907Top Failure Tyres — 10.5%

2013

78.8%

Age (yrs) 8Tests 518Avg Mileage 49,320Top Failure Tyres — 14.7%

2014

77.9%

Age (yrs) 9Tests 524Avg Mileage 52,819Top Failure Lamps, Reflectors and Electrical Equipment — 18.7%

2015

74.7%

Age (yrs) 10Tests 517Avg Mileage 57,297Top Failure Tyres — 20.1%

2016

78.9%

Age (yrs) 11Tests 527Avg Mileage 60,957Top Failure Brakes — 15.0%

2017

74.3%

Age (yrs) 12Tests 505Avg Mileage 65,516Top Failure Suspension — 24.2%

2018

70.5%

Age (yrs) 13Tests 359Avg Mileage 67,685Top Failure Suspension — 27.9%

2019

71.3%

Age (yrs) 14Tests 383Avg Mileage 70,204Top Failure Tyres — 25.1%

2020

65.6%

Age (yrs) 15Tests 393Avg Mileage 73,396Top Failure Suspension — 43.8%

MOT results for 2005 Mercedes Slk 280 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	4	86.5%	518	27,855	Tyres — 7.9%
2010	5	81.0%	516	33,436	Tyres — 10.5%
2011	6	83.3%	514	38,834	Lamps, Reflectors and Electrical Equipment — 8.2%
2012	7	81.2%	532	44,907	Tyres — 10.5%
2013	8	78.8%	518	49,320	Tyres — 14.7%
2014	9	77.9%	524	52,819	Lamps, Reflectors and Electrical Equipment — 18.7%
2015	10	74.7%	517	57,297	Tyres — 20.1%
2016	11	78.9%	527	60,957	Brakes — 15.0%
2017	12	74.3%	505	65,516	Suspension — 24.2%
2018	13	70.5%	359	67,685	Suspension — 27.9%
2019	14	71.3%	383	70,204	Tyres — 25.1%
2020	15	65.6%	393	73,396	Suspension — 43.8%

Common MOT Failures

Top failure categories across all test years for 2005 Mercedes Slk 280, with age trends.

Suspension

16.3%

↑ Increases with age

Lamps, reflectors and electrical equipment

16.2%

↑ Increases with age

Tyres

15.2%

↑ Increases with age

Brakes

13.6%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

11.1%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	1.9% (4 yrs)	36.1% (15 yrs)	+34.2%	🔴 ↑
Tyres	7.9% (4 yrs)	27.5% (15 yrs)	+19.6%	🔴 ↑

Other Manufacture Years

2005 2006 2007 2008 2009 2010

← Back to Mercedes Slk 280 overview

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

About This Data

This page shows how Mercedes Slk 280 cars manufactured in 2005 perform at MOT as they age. Data spans from 2009 to 2020, covering 5,806 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.