1991 Ford Sierra Sapphire — MOT History by Age

How cars manufactured in 1991 perform at MOT as they age

35 years

Current Age

86.7%

Latest Pass Rate

5,706

Total Tests (All Years)

55,121 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 Ford Sierra Sapphire as it ages.

18 yrs54.3%

→ ↑4.4%

19 yrs58.7%

→ ↑2.6%

20 yrs61.3%

→ ↑1.3%

21 yrs62.6%

→ ↑4.1%

22 yrs66.7%

→ ↑5.2%

23 yrs71.9%

→ ↑4.9%

24 yrs76.8%

→ ↓0.7%

25 yrs76.1%

→ ↑3.5%

26 yrs79.6%

→ ↓1.0%

27 yrs78.6%

→ ↑6.5%

28 yrs85.1%

→ ↑3.8%

29 yrs88.9%

→ ↓5.1%

30 yrs83.8%

→ ↓3.8%

31 yrs80.0%

→ ↑6.2%

32 yrs86.2%

→ ↑0.5%

33 yrs86.7%

📊 View as table

Age	Pass Rate	Tests
18 yrs	54.3%	1,173
19 yrs	58.7%	893
20 yrs	61.3%	736
21 yrs	62.6%	596
22 yrs	66.7%	499
23 yrs	71.9%	452
24 yrs	76.8%	406
25 yrs	76.1%	373
26 yrs	79.6%	108
27 yrs	78.6%	70
28 yrs	85.1%	74
29 yrs	88.9%	54
30 yrs	83.8%	74
31 yrs	80.0%	50
32 yrs	86.2%	65
33 yrs	86.7%	83

Pass Rate Trend

How the 1991 Ford Sierra Sapphire pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (33 yrs)	86.7%	83
2023 (32 yrs)	86.2%	65
2022 (31 yrs)	80%	50
2021 (30 yrs)	83.8%	74
2020 (29 yrs)	88.9%	54
2019 (28 yrs)	85.1%	74
2018 (27 yrs)	78.6%	70
2017 (26 yrs)	79.6%	108
2016 (25 yrs)	76.1%	373
2015 (24 yrs)	76.8%	406
2014 (23 yrs)	71.9%	452
2013 (22 yrs)	66.7%	499
2012 (21 yrs)	62.6%	596
2011 (20 yrs)	61.3%	736
2010 (19 yrs)	58.7%	893
2009 (18 yrs)	54.3%	1,173

Year-by-Year MOT Results

2009High Fail Rate

54.3%

Age (yrs) 18Tests 1,173Avg Mileage 52,839Top Failure Suspension — 26.7%

2010High Fail Rate

58.7%

Age (yrs) 19Tests 893Avg Mileage 50,836Top Failure Suspension — 23.2%

2011High Fail Rate

61.3%

Age (yrs) 20Tests 736Avg Mileage 51,323Top Failure Suspension — 24.9%

2012High Fail Rate

62.6%

Age (yrs) 21Tests 596Avg Mileage 49,818Top Failure Suspension — 22.1%

2013

66.7%

Age (yrs) 22Tests 499Avg Mileage 51,316Top Failure Suspension — 43.7%

2014

71.9%

Age (yrs) 23Tests 452Avg Mileage 51,847Top Failure Suspension — 33.8%

2015

76.8%

Age (yrs) 24Tests 406Avg Mileage 52,940Top Failure Suspension — 32.8%

2016

76.1%

Age (yrs) 25Tests 373Avg Mileage 52,373Top Failure Suspension — 27.3%

2017

79.6%

Age (yrs) 26Tests 108Avg Mileage 54,160Top Failure Suspension — 24.1%

2018

78.6%

Age (yrs) 27Tests 70Avg Mileage 51,240Top Failure Suspension — 30.0%

2019

85.1%

Age (yrs) 28Tests 74Avg Mileage 44,937Top Failure Lamps, reflectors and electrical equipment — 14.9%

2020

88.9%

Age (yrs) 29Tests 54Avg Mileage 54,926Top Failure Lamps, reflectors and electrical equipment — 9.3%

2021

83.8%

Age (yrs) 30Tests 74Avg Mileage 45,341Top Failure Lamps, reflectors and electrical equipment — 21.6%

2022

80.0%

Age (yrs) 31Tests 50Avg Mileage 54,915Top Failure Brakes — 32.0%

2023

86.2%

Age (yrs) 32Tests 65Avg Mileage 55,864Top Failure Lamps, reflectors and electrical equipment — 12.3%

2024

86.7%

Age (yrs) 33Tests 83Avg Mileage 55,121Top Failure Body, chassis, structure — 16.9%

MOT results for 1991 Ford Sierra Sapphire by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	18	54.3%	1,173	52,839	Suspension — 26.7%
2010	19	58.7%	893	50,836	Suspension — 23.2%
2011	20	61.3%	736	51,323	Suspension — 24.9%
2012	21	62.6%	596	49,818	Suspension — 22.1%
2013	22	66.7%	499	51,316	Suspension — 43.7%
2014	23	71.9%	452	51,847	Suspension — 33.8%
2015	24	76.8%	406	52,940	Suspension — 32.8%
2016	25	76.1%	373	52,373	Suspension — 27.3%
2017	26	79.6%	108	54,160	Suspension — 24.1%
2018	27	78.6%	70	51,240	Suspension — 30.0%
2019	28	85.1%	74	44,937	Lamps, reflectors and electrical equipment — 14.9%
2020	29	88.9%	54	54,926	Lamps, reflectors and electrical equipment — 9.3%
2021	30	83.8%	74	45,341	Lamps, reflectors and electrical equipment — 21.6%
2022	31	80.0%	50	54,915	Brakes — 32.0%
2023	32	86.2%	65	55,864	Lamps, reflectors and electrical equipment — 12.3%
2024	33	86.7%	83	55,121	Body, chassis, structure — 16.9%

Common MOT Failures

Top failure categories across all test years for 1991 Ford Sierra Sapphire, with age trends.

Suspension

23.6%

↓ Decreases with age

Brakes

20.4%

↓ Decreases with age

Lamps, Reflectors and Electrical Equipment

17.4%

↓ Decreases with age

Lamps, reflectors and electrical equipment

15.9%

↑ Increases with age

Exhaust, Fuel and Emissions

11.2%

↓ 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	21.7% (18 yrs)	9.6% (33 yrs)	-12.1%	🟢 ↓

Other Manufacture Years

1987 1988 1989 1990 1991 1992 1993

← Back to Ford Sierra Sapphire overview

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About This Data

This page shows how Ford Sierra Sapphire cars manufactured in 1991 perform at MOT as they age. Data spans from 2009 to 2024, covering 5,706 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.