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FiatUsed-car reliability

How reliable is a used Fiat?

At 7 years old, the average Fiat fails its MOT more often than the average UK car.

Where to start

The lowest and highest fail rates in the Fiat range

The Fiat models whose MOT tests at 7 years old most and least often ended in a fail.

Lowest fail rates

  1. 1Fiat PandaFiat PandaHatchback · 3,577 MOT tests at 7 years old18.5%fail rate
  2. 2Fiat 500XFiat 500XSUV · 3,620 MOT tests at 7 years old19.4%fail rate
  3. 3Fiat 500Fiat 500Hatchback · 28,377 MOT tests at 7 years old19.7%fail rate

Highest fail rates

  1. 1Fiat PuntoFiat PuntoHatchback · 923 MOT tests at 7 years old27.5%fail rate
  2. 2Fiat 500LFiat 500LMPV · 1,024 MOT tests at 7 years old27.4%fail rate
  3. 3Fiat DobloFiat DobloMPV · 2,708 MOT tests at 7 years old24.8%fail rate

What actually goes wrong

What breaks on Fiat cars

The most common MOT faults across the Fiat range, in plain English. Models with more MOT tests count for more. The percentage is the share of MOT tests on Fiat cars that recorded that defect.

22.7%

Exhaust system

The exhaust system is leaking, damaged, corroded, or insecure. Exhaust leaks can let harmful fumes into the cabin and increase noise.

MOT wording: Exhaust has a minor leak

19.0%

Tyre condition

A tyre is worn, cut, damaged or otherwise not fit for the road. Tyres are the only thing connecting the car to the road, so this is always worth taking seriously.

MOT wording: Tyre worn close to the legal limit or worn on the edge

17.8%

Rigid brake pipe

A rigid metal brake pipe is corroded, damaged, kinked, or leaking. These permanently fixed pipes carry pressurised brake fluid — any weakness is a serious safety concern.

MOT wording: Brake pipe corroded or covered in grease

17.7%

Fluid leak

The vehicle is leaking a fluid — oil, coolant, fuel or hydraulic. A slight seep is common on older cars; a continuous drip is both a road hazard and a sign of something failing.

MOT wording: Oil leak, but not excessive

Across all Fiat models; models with more MOT tests count for more.

The whole range

Every Fiat that ranks, in plain English

For each model, one number: the share of its MOT tests at 7 years old that ended in a fail. Retests count as tests. Lower is better. The UK average (about 1 in 6 MOTs, 16.6%) is shown for reference. Only models with enough MOT data at 7 years old are ranked. The rest sit just below, unranked.

8 models

Fail rates are the share of MOT tests on 7-year-old cars ending in a fail, retests included (DVSA MOT results, 2025). UK average across all makes at the same age: 16.6%. How we count fail rates

Looking at one in particular?

Averages tell you the odds across the range. Enter a number plate to see that car’s own MOT history, its risk rating, and what’s likely to need attention.