CarCostCheck

FIAT SEICENTO (1999)

Running costs, common problems, and reliability data based on 340 real MOT tests in 2024.

MOT Pass Rate

68%

Total Tests (2024)

340

Avg Mileage

55,623 mi

Est. Annual Cost

£1,740

Is the 1999 FIAT SEICENTO reliable?

Below average reliability. Budget extra for maintenance and repairs. That's 14 points below the national average of 82%. It falls below the FIAT brand average of 83%.

At 25 years old, 68% of FIAT SEICENTOs from 1999 passed their MOT first time in 2024. That's based on 340 tests across the UK. The average mileage at this age is 55,623 miles.

How does the 1999 FIAT SEICENTO compare?

Rank among all 1999 cars306th out of 375(top 82%)
Rank among all FIAT models738th out of 818(top 90%)
vs national average-14% (82% avg)
vs 1999 cars average-7% (75% avg)
vs FIAT average-15% (83% avg)

Mileage Analysis

The average 1999 FIAT SEICENTO has 55,623 miles on the clock, which is significantly below the expected 185,000 miles for a 25-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 FIAT SEICENTO?

The most reliable year is the 1998 model with a 75% MOT pass rate, while the 2000 model has the lowest at 65%. The 1999 sits between the two at 68%.

How much does a 1999 FIAT SEICENTO cost to run?

Fuel (Petrol, 899cc)
£955
🏛️Road Tax
£30
🔧MOT Test
£55
🛠️Predicted Repairs

Higher than average due to low pass rate

£700
Total per year£1,740
Per month£145/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

FIAT SEICENTO by Year

YearPass RateTestsAvg Mileage
200365%87658,623 mi
200268%62560,168 mi
200166%48158,720 mi
200065%27554,431 mi
199968%34055,623 mi
199875%11854,569 mi

Checking a specific FIAT SEICENTO?

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About the 1999 FIAT SEICENTO

The 1999 FIAT SEICENTO is a city car with a 899cc petrol engine. 340 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It sits in the bottom 82% of 1999 cars for MOT pass rates.

With an average of 55,623 miles at 25 years old, FIAT SEICENTO 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.

1999 FIAT SEICENTO Fuel Costs

The modest 899cc petrol engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 1999 FIAT SEICENTO?

Total estimated annual running cost is £1,740 145/month), broken down as £955 fuel, £30 road tax, £55 MOT, and £700 predicted repairs. The higher repair estimate reflects the 68% MOT pass rate. Cars in this bracket tend to need work on suspension, brakes, and emissions components.

FIAT SEICENTO Reliability Trend

The FIAT SEICENTO has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.

Buying a Used 1999 FIAT SEICENTO

At 25 years old, the FIAT SEICENTO 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 1998 model has the highest pass rate at 75%.

Alternatives to the 1999 FIAT SEICENTO

If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines: