Is the 2020 FIAT 500X reliable?

Excellent reliability. Very few MOT failures. 92% of FIAT 500Xs from 2020 passed their MOT first time in 2026, based on 2,462 tests. That's 10 points above the national average of 82%.

How much does a 2020 FIAT 500X cost to run?

Estimated annual running cost is £1,587 (£132/month), including £1137 fuel, £195 road tax, £55 MOT, and £200 predicted repairs.

What is the MOT pass rate for a 2020 FIAT 500X?

The 2020 FIAT 500X has a 92% MOT pass rate based on 2,462 tests in 2026. This ranks 1270 out of 2596 cars from 2020.

Which year FIAT 500X is most reliable?

The 2020 FIAT 500X has the highest MOT pass rate at 92%. The least reliable year is 2015 at 80%.

FIAT 500X (2020)

Q: What is the average mileage for a 2020 FIAT 500X?

The average mileage for a 2020 FIAT 500X is 27,483 miles, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Running costs, reliability data, and common problems from 2,462 real MOT tests.

Annual Cost

£1,587

£132/month

MOT Pass Rate

92%

Excellent

Road Tax

£195

Flat rate/year

Insurance

Grp 12-25

1598cc Petrol

Great Choice

92% pass rate, £1587/year to run. 10 points above average.

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Petrol1598cc6 years old2,462 tests27k miles avg

Annual Running Costs

Fuel (Petrol, 1598cc)

~42 mpg

£1,137

Road Tax

Flat rate (post-2017)

£195

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£1,587

Per month£132/mo

Per week£31/wk

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

92% MOT pass rate(Excellent)

0%National avg: 82%100%

Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the FIAT brand average of 83%.

At 6 years old, 92% of FIAT 500Xs from 2020 passed their MOT first time in 2026. That's based on 2,462 tests across the UK. The average mileage at this age is 27,483 miles.

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How Does It Compare?

Rank among 2020 cars1270th of 2,596(top 49%)

Rank among FIAT models199th of 818(top 24%)

vs national average+10%(82% avg)

vs 2020 cars average+0%(92% avg)

vs FIAT average+9%(83% avg)

Mileage Analysis

27,483

Average miles

44,400

Expected for age

The average 2020 FIAT 500X has 27,483 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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FIAT 500X by Year

Year	Pass Rate	Tests	Avg Mileage
2021	91%	1,392	29,656 mi
2020	92%	2,462	27,483 mi
2019	91%	5,096	34,895 mi
2018	87%	4,809	40,545 mi
2017	84%	8,169	50,400 mi
2016	82%	24,534	58,675 mi
2015	80%	13,131	65,204 mi

Similar Cars to Consider

VOLKSWAGEN GOLF

2019 · 1498cc Petrol

£1,582/year

92%

same

VAUXHALL CORSA

2018 · 1398cc Petrol

£1,732/year

85%

-7%

NISSAN QASHQAI

2018 · 1200cc Petrol

£1,550/year

87%

-5%

FORD KUGA

2018 · 1499cc Petrol

£1,582/year

90%

-2%

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About the 2020 FIAT 500X

The 2020 FIAT 500X is a small family car with a 1598cc petrol engine. 2,462 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. Among all cars from 2020, the average MOT pass rate is 92%, and this model falls short of that benchmark.

With an average of 27,483 miles at 6 years old, FIAT 500X owners tend to use this car less than the typical driver.

2020 FIAT 500X Fuel Costs

The 1598cc 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 500X?

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 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

FIAT 500X Reliability Trend

Newer FIAT 500Xs show better MOT pass rates than older ones, with an average improvement of 8 percentage points.

Buying a Used 2020 FIAT 500X

At 6 years old, the FIAT 500X offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.

Common Issues to Watch For

Based on the 2020 FIAT 500X's fuel type, age, and engine size, these are the most likely problem areas to check.

Service History

Low risk

Always 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 500X stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
FIAT 500X(2020)	92%	£1137	£195	Grp 12-25	£1587
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
FORD KUGA(2018)	90%	£1137	£190	Grp 12-25	£1582-£5

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.