TVR S3 (1991)
Running costs, common problems, and reliability data based on 46 real MOT tests in 2024.
MOT Pass Rate
96%
Total Tests (2024)
46
Avg Mileage
69,217 mi
Est. Annual Cost
£2,097
Is the 1991 TVR S3 reliable?
Excellent reliability. Very few MOT failures. That's 14 points above the national average of 82%. It also outperforms the TVR brand average of 90%.
At 33 years old, 96% of TVR S3s from 1991 passed their MOT first time in 2024. That's based on 46 tests across the UK. The average mileage at this age is 69,217 miles.
How does the 1991 TVR S3 compare?
Mileage Analysis
The average 1991 TVR S3 has 69,217 miles on the clock, which is significantly below the expected 244,200 miles for a 33-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
How much does a 1991 TVR S3 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.
Checking a specific TVR S3?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1991 TVR S3
The 1991 TVR S3 is a large car with a 2935cc petrol engine. 46 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 6% of all 1991 cars for reliability.
With an average of 69,217 miles at 33 years old, TVR S3 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.
1991 TVR S3 Fuel Costs
The 2935cc 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 1991 TVR S3?
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 96% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 1991 TVR S3
At 33 years old, the TVR S3 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 46 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 1991 TVR S3
The TVR S3 is actually the most reliable option among similar petrol large cars from this era. Here are comparable petrol cars with similar engines:
- MERCEDES 300 (1992) 83% pass rate (-13%) from 1,096 tests
- PORSCHE 911 (1991) 91% pass rate (-5%) from 929 tests
- PORSCHE 944 (1990) 85% pass rate (-11%) from 914 tests
- PORSCHE 968 (1993) 85% pass rate (-11%) from 489 tests