2007 Mercedes Gl 420 — MOT History by Age

How cars manufactured in 2007 perform at MOT as they age

19 years

Current Age

74.8%

Latest Pass Rate

2,305

Total Tests (All Years)

122,191 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Best vintage for Gl 420

Compared to Average at Age 13

This car: 74.8%

Average: 53.1%

✅ 21.7% above average (13033 models compared)

How This Car Ages

Pass rate progression for the 2007 Mercedes Gl 420 as it ages.

3 yrs78.5%

→ ↑5.8%

4 yrs84.3%

→ ↓5.3%

5 yrs79.0%

→ ↓3.3%

6 yrs75.7%

→ ↓4.2%

7 yrs71.5%

→ ↓1.1%

8 yrs70.4%

→ ↓0.0%

9 yrs70.4%

→ ↑3.8%

10 yrs74.2%

→ ↓1.8%

11 yrs72.4%

→ ↓1.6%

12 yrs70.8%

→ ↑4.0%

13 yrs74.8%

📊 View as table

Age	Pass Rate	Tests
3 yrs	78.5%	246
4 yrs	84.3%	235
5 yrs	79.0%	229
6 yrs	75.7%	230
7 yrs	71.5%	242
8 yrs	70.4%	243
9 yrs	70.4%	226
10 yrs	74.2%	221
11 yrs	72.4%	156
12 yrs	70.8%	154
13 yrs	74.8%	123

Pass Rate Trend

How the 2007 Mercedes Gl 420 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (13 yrs)	74.8%	123
2019 (12 yrs)	70.8%	154
2018 (11 yrs)	72.4%	156
2017 (10 yrs)	74.2%	221
2016 (9 yrs)	70.4%	226
2015 (8 yrs)	70.4%	243
2014 (7 yrs)	71.5%	242
2013 (6 yrs)	75.7%	230
2012 (5 yrs)	79%	229
2011 (4 yrs)	84.3%	235
2010 (3 yrs)	78.5%	246

Year-by-Year MOT Results

2010

78.5%

Age (yrs) 3Tests 246Avg Mileage 38,333Top Failure Tyres — 10.2%

2011

84.3%

Age (yrs) 4Tests 235Avg Mileage 49,059Top Failure Tyres — 6.8%

2012

79.0%

Age (yrs) 5Tests 229Avg Mileage 59,765Top Failure Lamps, Reflectors and Electrical Equipment — 10.9%

2013

75.7%

Age (yrs) 6Tests 230Avg Mileage 68,912Top Failure Brakes — 25.2%

2014

71.5%

Age (yrs) 7Tests 242Avg Mileage 79,530Top Failure Brakes — 29.8%

2015

70.4%

Age (yrs) 8Tests 243Avg Mileage 88,650Top Failure Brakes — 37.9%

2016

70.4%

Age (yrs) 9Tests 226Avg Mileage 97,354Top Failure Brakes — 26.1%

2017

74.2%

Age (yrs) 10Tests 221Avg Mileage 105,268Top Failure Brakes — 32.6%

2018

72.4%

Age (yrs) 11Tests 156Avg Mileage 112,966Top Failure Brakes — 41.7%

2019

70.8%

Age (yrs) 12Tests 154Avg Mileage 119,002Top Failure Brakes — 42.2%

2020

74.8%

Age (yrs) 13Tests 123Avg Mileage 122,191Top Failure Brakes — 30.1%

MOT results for 2007 Mercedes Gl 420 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2010	3	78.5%	246	38,333	Tyres — 10.2%
2011	4	84.3%	235	49,059	Tyres — 6.8%
2012	5	79.0%	229	59,765	Lamps, Reflectors and Electrical Equipment — 10.9%
2013	6	75.7%	230	68,912	Brakes — 25.2%
2014	7	71.5%	242	79,530	Brakes — 29.8%
2015	8	70.4%	243	88,650	Brakes — 37.9%
2016	9	70.4%	226	97,354	Brakes — 26.1%
2017	10	74.2%	221	105,268	Brakes — 32.6%
2018	11	72.4%	156	112,966	Brakes — 41.7%
2019	12	70.8%	154	119,002	Brakes — 42.2%
2020	13	74.8%	123	122,191	Brakes — 30.1%

Common MOT Failures

Top failure categories across all test years for 2007 Mercedes Gl 420, with age trends.

Brakes

25.5%

↑ Increases with age

Lamps, reflectors and electrical equipment

15.0%

— Consistent

Lamps, Reflectors and Electrical Equipment

14.9%

↑ Increases with age

Tyres

13.2%

— Consistent

Suspension

11.0%

↑ 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	4.9% (3 yrs)	30.1% (13 yrs)	+25.2%	🔴 ↑
Suspension	3.3% (3 yrs)	24.4% (13 yrs)	+21.1%	🔴 ↑
Tyres	10.2% (3 yrs)	13.0% (13 yrs)	+2.8%	🔴 ↑

Other Manufacture Years

2006 2007 2008

← Back to Mercedes Gl 420 overview

Looking for the best year to buy? See the full comparison on the Mercedes Gl 420 page →

About This Data

This page shows how Mercedes Gl 420 cars manufactured in 2007 perform at MOT as they age. Data spans from 2010 to 2020, covering 2,305 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.