Fiat 500L (2021)

Estimated running costs and MOT pass rates from 184 MOT tests in 2024.

Annual Cost

£2,153

£179/month

MOT Pass Rate

79%

Average

Road Tax

£200

Standard rate/year

Est. Insurance

Grp 8-20

1368cc Petrol

Check Carefully

79% pass rate, £2,153/year to run. Close to the average across all models.

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Petrol1368cc5 years old184 tests17k miles avg

Annual Running Costs

Fuel (Petrol, 1368cc)

~42 mpg

£1,398

Road Tax

Standard rate (from April 2017)

£200

MOT Test

£55

Predicted Repairs

£500

Total per year£2,153

Per month£179/mo

Per week£41/wk

Estimates based on 7,400 miles/year (UK average), petrol at 174.57p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included. Cars registered from April 2017 pay the £200 standard rate, plus £440 a year for five years (from the second year) if they cost over £40,000 new (over £50,000 for electric cars).

Reliability Verdict

79% MOT pass rate(Average)

0%All-model avg: 82%100%

Average reliability. Expect some repairs as it ages. That's close to the average of 82% across all models in our data. It falls below the Fiat brand average of 83%.

79% of MOT tests on Fiat 500Ls from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 184 tests across the UK, retests included. The average mileage recorded at those tests was 16,840 miles.

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How Does It Compare?

Rank among 2021 models3282nd of 3,336(bottom 2%)

Rank among Fiat models486th of 788(bottom half)

vs average of all models-3%(82% avg)

vs 2021 models average-13%(92% avg)

vs Fiat average-4%(83% avg)

Mileage Analysis

16,840

Average miles

22,200

Expected for age

The average 2021 Fiat 500L had 16,840 miles on the clock at its 2024 MOT, which is below the expected 22,200 miles for a 3-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

Of the years with at least 100 tests, the 2019 model has the highest MOT pass rate at 88%, while the 2013 model has the lowest at 76%. The 2021 scores 79%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Fiat 500L by Year

Year	Pass Rate	Tests	Avg Mileage
2021	79%	184	16,840 mi
2020	88%	121	22,275 mi
2019	88%	236	32,075 mi
2018	82%	990	37,592 mi
2017	79%	1,485	49,065 mi
2016	79%	2,821	54,453 mi
2015	78%	5,308	63,339 mi
2014	77%	12,472	76,146 mi
2013	76%	7,593	78,703 mi

Similar Cars to Consider

Ford Fiesta

2019 · 998cc Petrol

£1,630/year

91%

+12%

Volkswagen Golf

2019 · 1498cc Petrol

£1,853/year

92%

+13%

Vauxhall Corsa

2019 · 1398cc Petrol

£2,003/year

88%

+9%

Nissan Qashqai

2020 · 1598cc Petrol

£1,853/year

93%

+14%

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About the 2021 Fiat 500L

The 2021 Fiat 500L is a small family car. Our records list a 1368cc petrol engine, though engines vary between versions. 184 MOT tests were recorded on this model in 2024, making it a rare model on UK roads. It sits in the bottom 2% of 2021 models for MOT pass rate.

With an average of 16,840 miles recorded at its 2024 MOT tests, Fiat 500L owners tend to use this car less than the typical driver.

2021 Fiat 500L Fuel Costs

The 1368cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,398 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year).

What does it cost to own a 2021 Fiat 500L?

Total estimated annual running cost is £2,153 (£179/month), broken down as £1,398 fuel, £200 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 79% pass rate. Keeping on top of servicing will help avoid surprises.

Fiat 500L Reliability Trend

Newer Fiat 500Ls pass their MOT more often than older ones, by 6 percentage points on average, which is mostly down to age and wear.

Buying a Used 2021 Fiat 500L

At 5 years old, the Fiat 500L offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2019 model has the highest pass rate at 88%.

Common Issues to Watch For

These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.

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 2021 Fiat 500L stacks up against similar cars for estimated annual running costs, insurance group, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Est. Ins. Group	Total/yr
Fiat 500L(2021)	79%	£1,398	£200	Grp 8-20	£2,153
Ford Fiesta(2019)	91%	£1,175	£200	Grp 1-8	£1,630-£523
Volkswagen Golf(2019)	92%	£1,398	£200	Grp 12-25	£1,853-£300
Vauxhall Corsa(2019)	88%	£1,398	£200	Grp 8-20	£2,003-£150
Nissan Qashqai(2020)	93%	£1,398	£200	Grp 12-25	£1,853-£300

Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.

Questions about the 2021 Fiat 500L

Is the 2021 Fiat 500L reliable?

Average reliability. Expect some repairs as it ages. 79% of MOT tests on 2021 Fiat 500Ls ended in a pass, from 184 tests (DVSA MOT data for tests in 2024, retests included). That's 3 points below the average of 82% across all models in the same data.

How much does a 2021 Fiat 500L cost to run?

Our estimate is £2,153 a year (£179 a month): £1,398 fuel, £200 road tax, £55 MOT and £500 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2021 Fiat 500L?

79% of 184 MOT tests on the 2021 Fiat 500L ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 3282nd of 3,336 models first registered in 2021 (bottom 2%).

Which year Fiat 500L has the best MOT pass rate?

Of the years with at least 100 tests, the 2019 Fiat 500L has the highest MOT pass rate at 88% and the 2013 the lowest at 76%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2021 Fiat 500L?

The average mileage recorded at MOT tests on the 2021 Fiat 500L is 16,840 miles, which is below the expected 22,200 miles for a 3-year-old car. This suggests lighter use than average, which generally means less wear on major components.