2008 Mercedes R 320 — MOT History by Age

How cars manufactured in 2008 perform at MOT as they age

18 years

Current Age

69.0%

Latest Pass Rate

4,050

Total Tests (All Years)

118,253 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 12

This car: 69.0%

Average: 54.3%

✅ 14.7% above average (13966 models compared)

How This Car Ages

Pass rate progression for the 2008 Mercedes R 320 as it ages.

3 yrs80.5%

→ ↓2.1%

4 yrs78.4%

→ ↓3.3%

5 yrs75.1%

→ ↓1.1%

6 yrs74.0%

→ ↓1.6%

7 yrs72.4%

→ ↑2.2%

8 yrs74.6%

→ ↓3.8%

9 yrs70.8%

→ ↓0.8%

10 yrs70.0%

→ ↓5.2%

11 yrs64.8%

→ ↑4.2%

12 yrs69.0%

📊 View as table

Age	Pass Rate	Tests
3 yrs	80.5%	522
4 yrs	78.4%	518
5 yrs	75.1%	502
6 yrs	74.0%	511
7 yrs	72.4%	507
8 yrs	74.6%	485
9 yrs	70.8%	332
10 yrs	70.0%	227
11 yrs	64.8%	233
12 yrs	69.0%	213

Pass Rate Trend

How the 2008 Mercedes R 320 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (12 yrs)	69%	213
2019 (11 yrs)	64.8%	233
2018 (10 yrs)	70%	227
2017 (9 yrs)	70.8%	332
2016 (8 yrs)	74.6%	485
2015 (7 yrs)	72.4%	507
2014 (6 yrs)	74%	511
2013 (5 yrs)	75.1%	502
2012 (4 yrs)	78.4%	518
2011 (3 yrs)	80.5%	522

Year-by-Year MOT Results

2011

80.5%

Age (yrs) 3Tests 522Avg Mileage 38,461Top Failure Lamps, Reflectors and Electrical Equipment — 10.5%

2012

78.4%

Age (yrs) 4Tests 518Avg Mileage 48,320Top Failure Lamps, Reflectors and Electrical Equipment — 11.6%

2013

75.1%

Age (yrs) 5Tests 502Avg Mileage 58,870Top Failure Lamps, Reflectors and Electrical Equipment — 19.7%

2014

74.0%

Age (yrs) 6Tests 511Avg Mileage 69,369Top Failure Brakes — 25.8%

2015

72.4%

Age (yrs) 7Tests 507Avg Mileage 78,283Top Failure Lamps, Reflectors and Electrical Equipment — 23.3%

2016

74.6%

Age (yrs) 8Tests 485Avg Mileage 87,713Top Failure Brakes — 27.0%

2017

70.8%

Age (yrs) 9Tests 332Avg Mileage 98,701Top Failure Brakes — 31.9%

2018

70.0%

Age (yrs) 10Tests 227Avg Mileage 105,396Top Failure Brakes — 36.1%

2019High Fail Rate

64.8%

Age (yrs) 11Tests 233Avg Mileage 109,419Top Failure Brakes — 47.6%

2020

69.0%

Age (yrs) 12Tests 213Avg Mileage 118,253Top Failure Brakes — 38.5%

MOT results for 2008 Mercedes R 320 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2011	3	80.5%	522	38,461	Lamps, Reflectors and Electrical Equipment — 10.5%
2012	4	78.4%	518	48,320	Lamps, Reflectors and Electrical Equipment — 11.6%
2013	5	75.1%	502	58,870	Lamps, Reflectors and Electrical Equipment — 19.7%
2014	6	74.0%	511	69,369	Brakes — 25.8%
2015	7	72.4%	507	78,283	Lamps, Reflectors and Electrical Equipment — 23.3%
2016	8	74.6%	485	87,713	Brakes — 27.0%
2017	9	70.8%	332	98,701	Brakes — 31.9%
2018	10	70.0%	227	105,396	Brakes — 36.1%
2019	11	64.8%	233	109,419	Brakes — 47.6%
2020	12	69.0%	213	118,253	Brakes — 38.5%

Common MOT Failures

Top failure categories across all test years for 2008 Mercedes R 320, with age trends.

Brakes

25.0%

↑ Increases with age

Lamps, reflectors and electrical equipment

25.0%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

18.7%

↑ Increases with age

Tyres

15.9%

↑ Increases with age

Body, chassis, structure

12.9%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	3.8% (3 yrs)	38.5% (12 yrs)	+34.7%	🔴 ↑
Tyres	6.5% (3 yrs)	22.5% (12 yrs)	+16.0%	🔴 ↑
Suspension	4.0% (3 yrs)	12.2% (12 yrs)	+8.2%	🔴 ↑

Other Manufacture Years

2006 2007 2008 2009 2010 2011

← Back to Mercedes R 320 overview

Looking for the best year to buy? See the full comparison on the Mercedes R 320 page →

About This Data

This page shows how Mercedes R 320 cars manufactured in 2008 perform at MOT as they age. Data spans from 2011 to 2020, covering 4,050 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.