FIAT 500 C HEY GOOGLE MHEV (2021)
Running costs, reliability data, and common problems from 69 real MOT tests.
Annual Cost
£1,405
£117/month
MOT Pass Rate
96%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 1-8
999cc Petrol
Great Choice
96% pass rate, £1405/year to run. 14 points above average.
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Annual Running Costs
~50 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 14 points above the national average of 82%. It also outperforms the FIAT brand average of 83%.
At 5 years old, 96% of FIAT 500 C HEY GOOGLE MHEVs from 2021 passed their MOT first time in 2026. That's based on 69 tests across the UK. The average mileage at this age is 17,877 miles.
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How Does It Compare?
Mileage Analysis
17,877
Average miles
37,000
Expected for age
The average 2021 FIAT 500 C HEY GOOGLE MHEV has 17,877 miles on the clock, which is significantly below the expected 37,000 miles for a 5-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 2021 FIAT 500 C HEY GOOGLE MHEV
The 2021 FIAT 500 C HEY GOOGLE MHEV is a city car with a 999cc petrol engine. 69 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. It ranks in the top 20% of all 2021 cars for reliability.
With an average of 17,877 miles at 5 years old, FIAT 500 C HEY GOOGLE MHEV 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.
2021 FIAT 500 C HEY GOOGLE MHEV Fuel Costs
The modest 999cc 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 2021 FIAT 500 C HEY GOOGLE MHEV?
Total estimated annual running cost is £1,405 (£117/month), broken down as £955 fuel, £195 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 2021 FIAT 500 C HEY GOOGLE MHEV
At 5 years old, the FIAT 500 C HEY GOOGLE MHEV 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 69 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
Based on the 2021 FIAT 500 C HEY GOOGLE MHEV's fuel type, age, and engine size, these are the most likely problem areas to check.
Coil Pack Failure
Medium riskSmaller petrol engines are prone to ignition coil failures, causing misfires and rough running. Replacement is £50-£150 per coil.
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 2021 FIAT 500 C HEY GOOGLE MHEV 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 HEY GOOGLE MHEV(2021) | 96% | £955 | £195 | Grp 1-8 | £1405 |
| FORD FIESTA(2019) | 91% | £955 | £190 | Grp 1-8 | £1400-£5 |
| VOLKSWAGEN GOLF(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582+£177 |
| VAUXHALL CORSA(2019) | 88% | £1137 | £190 | Grp 8-20 | £1732+£327 |
| MINI COOPER(2019) | 92% | £1137 | £190 | Grp 12-25 | £1582+£177 |
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
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FORD FIESTA
2019 · 998cc Petrol
VOLKSWAGEN GOLF
2019 · 1498cc Petrol
VAUXHALL CORSA
2019 · 1398cc Petrol
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