1980 Porsche 911 — MOT History by Age

How cars manufactured in 1980 perform at MOT as they age

46 years

Current Age

90.9%

Latest Pass Rate

2,160

Total Tests (All Years)

77,492 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 1980 Porsche 911 as it ages.

29 yrs68.2%

→ ↓5.6%

30 yrs62.6%

→ ↑0.9%

31 yrs63.5%

→ ↑2.1%

32 yrs65.6%

→ ↑1.1%

33 yrs66.7%

→ ↓2.8%

34 yrs63.9%

→ ↑5.0%

35 yrs68.9%

→ ↑4.7%

36 yrs73.6%

→ ↓0.3%

37 yrs73.3%

→ ↑4.2%

38 yrs77.5%

→ ↑4.7%

39 yrs82.2%

→ ↓3.5%

40 yrs78.7%

→ ↑4.1%

41 yrs82.8%

→ ↓13.0%

42 yrs69.8%

→ ↑10.8%

43 yrs80.6%

→ ↑10.3%

44 yrs90.9%

📊 View as table

Age	Pass Rate	Tests
29 yrs	68.2%	217
30 yrs	62.6%	187
31 yrs	63.5%	178
32 yrs	65.6%	163
33 yrs	66.7%	189
34 yrs	63.9%	183
35 yrs	68.9%	180
36 yrs	73.6%	182
37 yrs	73.3%	165
38 yrs	77.5%	111
39 yrs	82.2%	118
40 yrs	78.7%	89
41 yrs	82.8%	64
42 yrs	69.8%	43
43 yrs	80.6%	36
44 yrs	90.9%	55

Pass Rate Trend

How the 1980 Porsche 911 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2024 (44 yrs)	90.9%	55
2023 (43 yrs)	80.6%	36
2022 (42 yrs)	69.8%	43
2021 (41 yrs)	82.8%	64
2020 (40 yrs)	78.7%	89
2019 (39 yrs)	82.2%	118
2018 (38 yrs)	77.5%	111
2017 (37 yrs)	73.3%	165
2016 (36 yrs)	73.6%	182
2015 (35 yrs)	68.9%	180
2014 (34 yrs)	63.9%	183
2013 (33 yrs)	66.7%	189
2012 (32 yrs)	65.6%	163
2011 (31 yrs)	63.5%	178
2010 (30 yrs)	62.6%	187
2009 (29 yrs)	68.2%	217

Year-by-Year MOT Results

2009

68.2%

Age (yrs) 29Tests 217Avg Mileage 103,758Top Failure Lamps, Reflectors and Electrical Equipment — 24.4%

2010High Fail Rate

62.6%

Age (yrs) 30Tests 187Avg Mileage 104,016Top Failure Lamps, Reflectors and Electrical Equipment — 21.9%

2011High Fail Rate

63.5%

Age (yrs) 31Tests 178Avg Mileage 106,504Top Failure Lamps, Reflectors and Electrical Equipment — 25.8%

2012

65.6%

Age (yrs) 32Tests 163Avg Mileage 107,549Top Failure Lamps, Reflectors and Electrical Equipment — 20.9%

2013

66.7%

Age (yrs) 33Tests 189Avg Mileage 104,303Top Failure Brakes — 49.7%

2014High Fail Rate

63.9%

Age (yrs) 34Tests 183Avg Mileage 102,782Top Failure Lamps, Reflectors and Electrical Equipment — 59.6%

2015

68.9%

Age (yrs) 35Tests 180Avg Mileage 101,189Top Failure Lamps, Reflectors and Electrical Equipment — 64.4%

2016

73.6%

Age (yrs) 36Tests 182Avg Mileage 107,659Top Failure Lamps, Reflectors and Electrical Equipment — 38.5%

2017

73.3%

Age (yrs) 37Tests 165Avg Mileage 99,664Top Failure Lamps, Reflectors and Electrical Equipment — 38.8%

2018

77.5%

Age (yrs) 38Tests 111Avg Mileage 98,609Top Failure Suspension — 15.3%

2019

82.2%

Age (yrs) 39Tests 118Avg Mileage 101,790Top Failure Lamps, reflectors and electrical equipment — 31.4%

2020

78.7%

Age (yrs) 40Tests 89Avg Mileage 101,149Top Failure Lamps, reflectors and electrical equipment — 43.8%

2021

82.8%

Age (yrs) 41Tests 64Avg Mileage 98,165Top Failure Lamps, reflectors and electrical equipment — 53.1%

2022

69.8%

Age (yrs) 42Tests 43Avg Mileage 96,264Top Failure Lamps, reflectors and electrical equipment — 39.5%

2023

80.6%

Age (yrs) 43Tests 36Avg Mileage 98,449Top Failure Lamps, reflectors and electrical equipment — 22.2%

2024

90.9%

Age (yrs) 44Tests 55Avg Mileage 77,492Top Failure Brakes — 16.4%

MOT results for 1980 Porsche 911 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	29	68.2%	217	103,758	Lamps, Reflectors and Electrical Equipment — 24.4%
2010	30	62.6%	187	104,016	Lamps, Reflectors and Electrical Equipment — 21.9%
2011	31	63.5%	178	106,504	Lamps, Reflectors and Electrical Equipment — 25.8%
2012	32	65.6%	163	107,549	Lamps, Reflectors and Electrical Equipment — 20.9%
2013	33	66.7%	189	104,303	Brakes — 49.7%
2014	34	63.9%	183	102,782	Lamps, Reflectors and Electrical Equipment — 59.6%
2015	35	68.9%	180	101,189	Lamps, Reflectors and Electrical Equipment — 64.4%
2016	36	73.6%	182	107,659	Lamps, Reflectors and Electrical Equipment — 38.5%
2017	37	73.3%	165	99,664	Lamps, Reflectors and Electrical Equipment — 38.8%
2018	38	77.5%	111	98,609	Suspension — 15.3%
2019	39	82.2%	118	101,790	Lamps, reflectors and electrical equipment — 31.4%
2020	40	78.7%	89	101,149	Lamps, reflectors and electrical equipment — 43.8%
2021	41	82.8%	64	98,165	Lamps, reflectors and electrical equipment — 53.1%
2022	42	69.8%	43	96,264	Lamps, reflectors and electrical equipment — 39.5%
2023	43	80.6%	36	98,449	Lamps, reflectors and electrical equipment — 22.2%
2024	44	90.9%	55	77,492	Brakes — 16.4%

Common MOT Failures

Top failure categories across all test years for 1980 Porsche 911, with age trends.

Lamps, Reflectors and Electrical Equipment

35.5%

↓ Decreases with age

Lamps, reflectors and electrical equipment

29.3%

↓ Decreases with age

Brakes

24.3%

— Consistent

Driver's View of the Road

15.0%

↓ Decreases with age

Suspension

13.9%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	8.3% (29 yrs)	7.3% (44 yrs)	-1.0%	⚪ —
Brakes	15.7% (29 yrs)	16.4% (44 yrs)	+0.7%	⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Porsche 911 page →

About This Data

This page shows how Porsche 911 cars manufactured in 1980 perform at MOT as they age. Data spans from 2009 to 2024, covering 2,160 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.