AUDI 100 (1991)
Running costs, common problems, and reliability data based on 54 real MOT tests in 2024.
MOT Pass Rate
89%
Total Tests (2024)
54
Avg Mileage
129,101 mi
Est. Annual Cost
£2,247
Is the 1991 AUDI 100 reliable?
Good reliability. Occasional issues but generally solid. That's 7 points above the national average of 82%.
At 33 years old, 89% of AUDI 100s from 1991 passed their MOT first time in 2024. That's based on 54 tests across the UK. The average mileage at this age is 129,101 miles.
How does the 1991 AUDI 100 compare?
Mileage Analysis
The average 1991 AUDI 100 has 129,101 miles on the clock, which is below the expected 244,200 miles for a 33-year-old car. This suggests lighter use than average, which generally means less wear on major components.
How much does a 1991 AUDI 100 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.
AUDI 100 by Year
Checking a specific AUDI 100?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1991 AUDI 100
The 1991 AUDI 100 is a premium with a 2309cc petrol engine. 54 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 22% of all 1991 cars for reliability.
With an average of 129,101 miles at 33 years old, AUDI 100 owners tend to use this car less than the typical driver.
1991 AUDI 100 Fuel Costs
The 2309cc petrol engine offers a reasonable balance between performance and economy. 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 1991 AUDI 100?
Total estimated annual running cost is £2,247 (£187/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 89% pass rate. Keeping on top of servicing will help avoid surprises.
AUDI 100 Reliability Trend
The AUDI 100 has maintained consistent MOT pass rates across model years, varying by only 0 percentage points.
Buying a Used 1991 AUDI 100
At 33 years old, the AUDI 100 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. Note: with only 54 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 1991 AUDI 100
The AUDI 100 is actually the most reliable option among similar petrol premiums from this era. Here are comparable petrol cars with similar engines:
- BMW 3 SERIES (1990) 84% pass rate (-5%) from 3,316 tests
- MERCEDES 190 E (1992) 79% pass rate (-10%) from 1,492 tests
- SAAB 900 (1993) 73% pass rate (-16%) from 1,312 tests
- FORD ESCORT (1993) 83% pass rate (-6%) from 1,097 tests