1991 Land Rover Discovery — MOT History by Age

How cars manufactured in 1991 perform at MOT as they age

35 years

Current Age

67.9%

Latest Pass Rate

9,586

Total Tests (All Years)

154,953 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1991 Land Rover Discovery as it ages.

18 yrs45.7%

→ ↑3.8%

19 yrs49.5%

→ ↑0.2%

20 yrs49.7%

→ ↑3.6%

21 yrs53.3%

→ ↑3.7%

22 yrs57.0%

→ ↓4.0%

23 yrs53.0%

→ ↑2.3%

24 yrs55.3%

→ ↑2.4%

25 yrs57.7%

→ ↑3.4%

26 yrs61.1%

→ ↑9.6%

27 yrs70.7%

→ ↓4.7%

28 yrs66.0%

→ ↓0.4%

29 yrs65.6%

→ ↑4.6%

30 yrs70.2%

→ ↑4.8%

31 yrs75.0%

→ ↓2.0%

32 yrs73.0%

→ ↓5.1%

33 yrs67.9%

📊 View as table

Age	Pass Rate	Tests
18 yrs	45.7%	2,142
19 yrs	49.5%	1,706
20 yrs	49.7%	1,314
21 yrs	53.3%	940
22 yrs	57.0%	721
23 yrs	53.0%	543
24 yrs	55.3%	454
25 yrs	57.7%	369
26 yrs	61.1%	293
27 yrs	70.7%	181
28 yrs	66.0%	159
29 yrs	65.6%	131
30 yrs	70.2%	141
31 yrs	75.0%	100
32 yrs	73.0%	115
33 yrs	67.9%	277

Pass Rate Trend

How the 1991 Land Rover Discovery pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (33 yrs)	67.9%	277
2023 (32 yrs)	73%	115
2022 (31 yrs)	75%	100
2021 (30 yrs)	70.2%	141
2020 (29 yrs)	65.6%	131
2019 (28 yrs)	66%	159
2018 (27 yrs)	70.7%	181
2017 (26 yrs)	61.1%	293
2016 (25 yrs)	57.7%	369
2015 (24 yrs)	55.3%	454
2014 (23 yrs)	53%	543
2013 (22 yrs)	57%	721
2012 (21 yrs)	53.3%	940
2011 (20 yrs)	49.7%	1,314
2010 (19 yrs)	49.5%	1,706
2009 (18 yrs)	45.7%	2,142

Year-by-Year MOT Results

2009High Fail Rate

45.7%

Age (yrs) 18Tests 2,142Avg Mileage 151,244Top Failure Lamps, Reflectors and Electrical Equipment — 34.0%

2010High Fail Rate

49.5%

Age (yrs) 19Tests 1,706Avg Mileage 151,624Top Failure Brakes — 31.4%

2011High Fail Rate

49.7%

Age (yrs) 20Tests 1,314Avg Mileage 153,018Top Failure Lamps, Reflectors and Electrical Equipment — 31.1%

2012High Fail Rate

53.3%

Age (yrs) 21Tests 940Avg Mileage 152,396Top Failure Brakes — 26.9%

2013High Fail Rate

57.0%

Age (yrs) 22Tests 721Avg Mileage 153,711Top Failure Lamps, Reflectors and Electrical Equipment — 55.2%

2014High Fail Rate

53.0%

Age (yrs) 23Tests 543Avg Mileage 154,576Top Failure Brakes — 66.5%

2015High Fail Rate

55.3%

Age (yrs) 24Tests 454Avg Mileage 151,584Top Failure Body, Structure and General Items — 59.0%

2016High Fail Rate

57.7%

Age (yrs) 25Tests 369Avg Mileage 155,592Top Failure Lamps, Reflectors and Electrical Equipment — 65.6%

2017High Fail Rate

61.1%

Age (yrs) 26Tests 293Avg Mileage 150,431Top Failure Body, Structure and General Items — 44.4%

2018

70.7%

Age (yrs) 27Tests 181Avg Mileage 151,649Top Failure Suspension — 48.1%

2019

66.0%

Age (yrs) 28Tests 159Avg Mileage 148,025Top Failure Body, chassis, structure — 40.3%

2020

65.6%

Age (yrs) 29Tests 131Avg Mileage 153,163Top Failure Lamps, reflectors and electrical equipment — 45.8%

2021

70.2%

Age (yrs) 30Tests 141Avg Mileage 148,343Top Failure Body, chassis, structure — 52.5%

2022

75.0%

Age (yrs) 31Tests 100Avg Mileage 149,787Top Failure Body, chassis, structure — 49.0%

2023

73.0%

Age (yrs) 32Tests 115Avg Mileage 151,404Top Failure Body, chassis, structure — 58.3%

2024

67.9%

Age (yrs) 33Tests 277Avg Mileage 154,953Top Failure Lamps, reflectors and electrical equipment — 54.2%

MOT results for 1991 Land Rover Discovery by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	18	45.7%	2,142	151,244	Lamps, Reflectors and Electrical Equipment — 34.0%
2010	19	49.5%	1,706	151,624	Brakes — 31.4%
2011	20	49.7%	1,314	153,018	Lamps, Reflectors and Electrical Equipment — 31.1%
2012	21	53.3%	940	152,396	Brakes — 26.9%
2013	22	57.0%	721	153,711	Lamps, Reflectors and Electrical Equipment — 55.2%
2014	23	53.0%	543	154,576	Brakes — 66.5%
2015	24	55.3%	454	151,584	Body, Structure and General Items — 59.0%
2016	25	57.7%	369	155,592	Lamps, Reflectors and Electrical Equipment — 65.6%
2017	26	61.1%	293	150,431	Body, Structure and General Items — 44.4%
2018	27	70.7%	181	151,649	Suspension — 48.1%
2019	28	66.0%	159	148,025	Body, chassis, structure — 40.3%
2020	29	65.6%	131	153,163	Lamps, reflectors and electrical equipment — 45.8%
2021	30	70.2%	141	148,343	Body, chassis, structure — 52.5%
2022	31	75.0%	100	149,787	Body, chassis, structure — 49.0%
2023	32	73.0%	115	151,404	Body, chassis, structure — 58.3%
2024	33	67.9%	277	154,953	Lamps, reflectors and electrical equipment — 54.2%

Common MOT Failures

Top failure categories across all test years for 1991 Land Rover Discovery, with age trends.

Lamps, Reflectors and Electrical Equipment

44.8%

↑ Increases with age

Body, chassis, structure

43.6%

— Consistent

Lamps, reflectors and electrical equipment

40.4%

↑ Increases with age

Body, Structure and General Items

40.3%

↑ Increases with age

Brakes

37.5%

↓ Decreases 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	32.1% (18 yrs)	19.1% (33 yrs)	-13.0%	🟢 ↓
Steering	23.5% (18 yrs)	13.7% (33 yrs)	-9.8%	🟢 ↓
Suspension	23.9% (18 yrs)	29.2% (33 yrs)	+5.3%	🔴 ↑

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Land Rover Discovery page →

About This Data

This page shows how Land Rover Discovery cars manufactured in 1991 perform at MOT as they age. Data spans from 2009 to 2024, covering 9,586 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.