2018 Fiat 500 — Full Specifications
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Running gear matters most — before anything else, UK: check tyre prices at TirendoUS: check wheel & tyre prices at WheelHero for this car's fitment.
The 2018 Fiat 500 is a hatchback powered by a 1.4L 4-cyl turbo premium gasoline engine. Its most fuel-efficient configuration returns around 36 mpg (UK) / 30 mpg (US EPA) combined, with 32–36 mpg (UK) across all configurations. Owners often keep a Fiat 500 workshop manual to hand for servicing and repairs.
Related 2018 listings: Fiat 500 Abarth, Fiat 500 L.
Compared with the 2017 Fiat 500: Fuel economy slips from 41 to 36 mpg (UK) combined on the most efficient configuration. No longer listed: 1.4L 4-cyl.
Full Specifications
| Engine | 1.4L 4-cyl turbo |
|---|---|
| Transmission | Manual 5-spd |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | Hatchback |
| Length | 2970 mm |
| Width | 1627 mm |
| Height | 1325 mm |
| Passenger Volume (EPA) | 76 cu ft (2,152 L) |
| Luggage Volume (EPA) | 7 cu ft (198 L) |
| Fuel Economy (UK) | 36 combined / 34 urban / 40 extra-urban mpg |
| Fuel Economy (US EPA) | 30 combined / 28 city / 33 highway mpg |
| CO₂ Emissions | 181 g/km |
| EPA Greenhouse Gas Score | 6 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $2,750 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2018 Fiat 500, all with the 1.4L 4-cyl turbo engine. Combined fuel economy ranges from 27 to 30 mpg (US), or 32 to 36 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 1.4L 4-cyl turbo | Automatic 6-spd | Front-Wheel Drive | 32 | 27 (24/32) | 203 | $3,050 |
| 1.4L 4-cyl turbo | Manual 5-spd | Front-Wheel Drive | 36 | 30 (28/33) | 181 | $2,750 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 76 cubic feet (about 2,152 litres) and luggage volume at 7 cubic feet (about 198 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2018 Fiat 500
Running Costs: 2018 Fiat 500
Covering around 8,000 miles a year in a 2018 Fiat 500 at 36 mpg combined, expect roughly 1,010 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $2,750 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2018 Fiat 500 Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 2 safety recall campaigns that include the 2018 Fiat 500 (as of 6 October 2026). Most affected areas: Tires (1), Power train (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Tires — campaign 24V474000, reported 25 June 2024. Risk: A TPMS warning light that fails to illuminate can result in the vehicle being driven with improperly inflated tires, increasing the risk of a crash.
- Power train — campaign 19E044000, reported 3 July 2019. Risk: If the shifter breaks while the vehicle is in motion, it can increase the risk of a crash.
Owners have filed 5 complaints with NHTSA about the 2018 Fiat 500. The most-reported areas are Visibility (1), Unspecified (1), Wheels (1). That is well below the median of 92 complaints across the 7 Fiat 500 model years in our data.
Used-buyer checklist for the 2018 Fiat 500
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Tyres (1 recall campaign) — Check tyre age and wear and ask about any tyre recalls.
- Transmission & drivetrain (1 recall campaign) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Visibility (1 owner complaint) — Check wipers, washers and demisters work properly.
- Wheels (1 owner complaint) — Look for bent or cracked wheels and ask about any wheel recalls.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
At 36 mpg (UK) combined it sits close to the 35 mpg average for Fiat models in our database. Its 181 g/km CO₂ figure is 14 g/km lower than the 195 g/km Fiat average.
Of the 12 Fiat 500 model years we cover, the 2018 ranks 7th for combined fuel economy on its best configuration (36 mpg UK combined, against a high of 41 mpg). See every Fiat 500 year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2018 Fiat 500
Frequently Asked Questions
What engine does the 2018 Fiat 500 have?
It's fitted with a 1.4L 4-cyl turbo premium gasoline engine, paired with a manual 5-spd transmission.
What is the fuel economy of the 2018 Fiat 500?
The most efficient configuration returns around 36 mpg (UK) combined, or 30 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 32 to 36 mpg.
How much does the 2018 Fiat 500 cost to fuel per year?
The US EPA estimates about $2,750 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2018 Fiat 500 have any recalls?
NHTSA lists 2 safety recall campaigns that include the 2018 Fiat 500 (as of 6 October 2026). Most affected areas: Tires (1), Power train (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2018 Fiat 500?
Among the 5 owner complaints filed with NHTSA, the most-reported areas are Visibility (1 complaint), Unspecified (1 complaint), Wheels (1 complaint). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2018 Fiat 500 have?
EPA measures interior passenger volume at 76 cubic feet (about 2,152 litres) and luggage volume at 7 cubic feet (about 198 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.