2008 Mercedes Sl 500 — MOT History by Age

How cars manufactured in 2008 perform at MOT as they age

18 years

Current Age

91.8%

Latest Pass Rate

1,236

Total Tests (All Years)

53,688 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 91.8%

Average: 54.3%

✅ 37.5% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2008 Mercedes Sl 500 as it ages.

3 yrs87.6%

→ ↓3.0%

4 yrs84.6%

→ ↑0.4%

5 yrs85.0%

→ ↓6.1%

6 yrs78.9%

→ ↑7.8%

7 yrs86.7%

→ ↓2.3%

8 yrs84.4%

→ ↓7.0%

9 yrs77.4%

→ ↑6.2%

10 yrs83.6%

→ ↑11.0%

11 yrs94.6%

→ ↓2.8%

12 yrs91.8%

📊 View as table

Age	Pass Rate	Tests
3 yrs	87.6%	161
4 yrs	84.6%	156
5 yrs	85.0%	153
6 yrs	78.9%	161
7 yrs	86.7%	150
8 yrs	84.4%	154
9 yrs	77.4%	93
10 yrs	83.6%	73
11 yrs	94.6%	74
12 yrs	91.8%	61

Pass Rate Trend

How the 2008 Mercedes Sl 500 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (12 yrs)	91.8%	61
2019 (11 yrs)	94.6%	74
2018 (10 yrs)	83.6%	73
2017 (9 yrs)	77.4%	93
2016 (8 yrs)	84.4%	154
2015 (7 yrs)	86.7%	150
2014 (6 yrs)	78.9%	161
2013 (5 yrs)	85%	153
2012 (4 yrs)	84.6%	156
2011 (3 yrs)	87.6%	161

Year-by-Year MOT Results

2011

87.6%

Age (yrs) 3Tests 161Avg Mileage 19,488Top Failure Tyres — 7.5%

2012

84.6%

Age (yrs) 4Tests 156Avg Mileage 24,289Top Failure Tyres — 7.7%

2013

85.0%

Age (yrs) 5Tests 153Avg Mileage 28,899Top Failure Tyres — 11.8%

2014

78.9%

Age (yrs) 6Tests 161Avg Mileage 33,280Top Failure Tyres — 13.0%

2015

86.7%

Age (yrs) 7Tests 150Avg Mileage 36,598Top Failure Tyres — 6.0%

2016

84.4%

Age (yrs) 8Tests 154Avg Mileage 40,275Top Failure Tyres — 20.1%

2017

77.4%

Age (yrs) 9Tests 93Avg Mileage 43,105Top Failure Tyres — 15.1%

2018

83.6%

Age (yrs) 10Tests 73Avg Mileage 47,247Top Failure Suspension — 12.3%

2019

94.6%

Age (yrs) 11Tests 74Avg Mileage 48,725Top Failure Brakes — 13.5%

2020

91.8%

Age (yrs) 12Tests 61Avg Mileage 53,688Top Failure Tyres — 14.8%

MOT results for 2008 Mercedes Sl 500 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2011	3	87.6%	161	19,488	Tyres — 7.5%
2012	4	84.6%	156	24,289	Tyres — 7.7%
2013	5	85.0%	153	28,899	Tyres — 11.8%
2014	6	78.9%	161	33,280	Tyres — 13.0%
2015	7	86.7%	150	36,598	Tyres — 6.0%
2016	8	84.4%	154	40,275	Tyres — 20.1%
2017	9	77.4%	93	43,105	Tyres — 15.1%
2018	10	83.6%	73	47,247	Suspension — 12.3%
2019	11	94.6%	74	48,725	Brakes — 13.5%
2020	12	91.8%	61	53,688	Tyres — 14.8%

Common MOT Failures

Top failure categories across all test years for 2008 Mercedes Sl 500, with age trends.

Tyres

11.1%

↑ Increases with age

Brakes

8.5%

↑ Increases with age

Suspension

6.1%

— Consistent

Visibility

5.4%

— Consistent

Lamps, Reflectors and Electrical Equipment

4.9%

↑ 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	1.2% (3 yrs)	11.5% (12 yrs)	+10.3%	🔴 ↑
Tyres	7.5% (3 yrs)	14.8% (12 yrs)	+7.3%	🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Mercedes Sl 500 page →

About This Data

This page shows how Mercedes Sl 500 cars manufactured in 2008 perform at MOT as they age. Data spans from 2011 to 2020, covering 1,236 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.