PORSCHE 911 (1992)
Running costs, common problems, and reliability data based on 611 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
611
Avg Mileage
81,375 mi
Est. Annual Cost
£2,097
Is the 1992 PORSCHE 911 reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%.
At 32 years old, 94% of PORSCHE 911s from 1992 passed their MOT first time in 2024. That's based on 611 tests across the UK. The average mileage at this age is 81,375 miles.
How does the 1992 PORSCHE 911 compare?
Mileage Analysis
The average 1992 PORSCHE 911 has 81,375 miles on the clock, which is significantly below the expected 236,800 miles for a 32-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
Best year to buy a PORSCHE 911?
The most reliable year is the 2021 model with a 100% MOT pass rate, while the 1998 model has the lowest at 85%. The 1992 sits between the two at 94%.
How much does a 1992 PORSCHE 911 cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
PORSCHE 911 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 100% | 72 | 11,708 mi |
| 2020 | 97% | 2,366 | 17,049 mi |
| 2019 | 97% | 7,188 | 20,907 mi |
| 2018 | 96% | 7,623 | 18,989 mi |
| 2017 | 97% | 6,200 | 26,067 mi |
| 2016 | 97% | 5,524 | 28,111 mi |
| 2015 | 97% | 4,950 | 32,698 mi |
| 2014 | 96% | 4,806 | 32,843 mi |
| 2013 | 96% | 3,535 | 43,937 mi |
| 2012 | 95% | 4,253 | 50,959 mi |
| 2011 | 95% | 2,580 | 43,837 mi |
| 2010 | 94% | 3,656 | 49,709 mi |
| 2009 | 92% | 3,055 | 59,885 mi |
| 2008 | 92% | 4,216 | 58,132 mi |
| 2007 | 90% | 5,366 | 62,566 mi |
| 2006 | 90% | 6,184 | 70,206 mi |
| 2005 | 90% | 5,986 | 73,824 mi |
| 2004 | 88% | 5,191 | 74,425 mi |
| 2003 | 87% | 5,168 | 82,296 mi |
| 2002 | 86% | 4,972 | 84,310 mi |
| 2001 | 88% | 2,885 | 87,628 mi |
| 2000 | 86% | 2,099 | 90,453 mi |
| 1999 | 87% | 3,668 | 94,086 mi |
| 1998 | 85% | 3,337 | 99,008 mi |
| 1997 | 90% | 2,103 | 76,331 mi |
| 1996 | 91% | 2,651 | 80,487 mi |
| 1995 | 89% | 1,831 | 80,965 mi |
| 1994 | 91% | 1,473 | 95,559 mi |
| 1993 | 91% | 698 | 89,736 mi |
| 1992 | 94% | 611 | 81,375 mi |
| 1991 | 91% | 929 | 81,480 mi |
| 1990 | 91% | 1,888 | 94,950 mi |
Checking a specific PORSCHE 911?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1992 PORSCHE 911
The 1992 PORSCHE 911 is a luxury with a 3600cc petrol engine. 611 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 4% of all 1992 cars for reliability.
With an average of 81,375 miles at 32 years old, PORSCHE 911 owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
1992 PORSCHE 911 Fuel Costs
The 3600cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 1992 PORSCHE 911?
Total estimated annual running cost is £2,097 (£175/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
PORSCHE 911 Reliability Trend
Newer PORSCHE 911s show better MOT pass rates than older ones, with an average improvement of 6 percentage points.
Buying a Used 1992 PORSCHE 911
At 32 years old, the PORSCHE 911 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2021 model has the highest pass rate at 100%.
Alternatives to the 1992 PORSCHE 911
The PORSCHE 911 is actually the most reliable option among similar petrol luxurys from this era. Here are comparable petrol cars with similar engines:
- LAND ROVER RANGE ROVER (1994) 80% pass rate (-14%) from 1,086 tests
- JAGUAR XJS (1993) 84% pass rate (-10%) from 925 tests
- JAGUAR XJ (1994) 86% pass rate (-8%) from 635 tests
- TVR GRIFFITH (1992) 88% pass rate (-6%) from 517 tests