FIAT 500 C ROCKSTAR S-A (2020)
Running costs, reliability data, and common problems from 66 real MOT tests.
Annual Cost
£1,587
£132/month
MOT Pass Rate
100%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 8-20
1242cc Petrol
Great Choice
100% pass rate, £1587/year to run. 18 points above average.
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Annual Running Costs
~42 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
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Reliability Verdict
Excellent reliability. Very few MOT failures. That's 18 points above the national average of 82%. It also outperforms the FIAT brand average of 83%.
At 6 years old, 100% of FIAT 500 C ROCKSTAR S-As from 2020 passed their MOT first time in 2026. That's based on 66 tests across the UK. The average mileage at this age is 17,193 miles.
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Mileage Analysis
17,193
Average miles
44,400
Expected for age
The average 2020 FIAT 500 C ROCKSTAR S-A has 17,193 miles on the clock, which is significantly below the expected 44,400 miles for a 6-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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About the 2020 FIAT 500 C ROCKSTAR S-A
The 2020 FIAT 500 C ROCKSTAR S-A is a small family car with a 1242cc petrol engine. 66 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 1% of all 2020 cars for reliability.
With an average of 17,193 miles at 6 years old, FIAT 500 C ROCKSTAR S-A 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.
2020 FIAT 500 C ROCKSTAR S-A Fuel Costs
The 1242cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 FIAT 500 C ROCKSTAR S-A?
Total estimated annual running cost is £1,587 (£132/month), broken down as £1137 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 100% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Buying a Used 2020 FIAT 500 C ROCKSTAR S-A
At 6 years old, the FIAT 500 C ROCKSTAR S-A offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 66 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2020 FIAT 500 C ROCKSTAR S-A's fuel type, age, and engine size, these are the most likely problem areas to check.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2020 FIAT 500 C ROCKSTAR S-A stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| FIAT 500 C ROCKSTAR S-A(2020) | 100% | £1137 | £195 | Grp 8-20 | £1587 |
| FORD FIESTA(2018) | 90% | £955 | £190 | Grp 1-8 | £1400-£187 |
| VOLKSWAGEN GOLF(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582-£5 |
| VAUXHALL CORSA(2018) | 85% | £1137 | £190 | Grp 8-20 | £1732+£145 |
| NISSAN QASHQAI(2018) | 87% | £955 | £190 | Grp 5-15 | £1550-£37 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Fiat Models
Explore other Fiat cars or similar models in the same category.
FIAT 500
2014 · 1248cc Diesel
FIAT 500X
2016 · 1598cc Petrol
FIAT PANDA
2009 · 1248cc Petrol
FORD FIESTA
2018 · 998cc Petrol
VOLKSWAGEN GOLF
2019 · 1498cc Petrol
VAUXHALL CORSA
2018 · 1398cc Petrol
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