2018 Jeep Renegade — Full Specifications
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The 2018 Jeep Renegade is an SUV offered with 2 engines (1.4L 4-cyl turbo, 2.4L 4-cyl). Its most fuel-efficient configuration returns around 31 mpg (UK) / 26 mpg (US EPA) combined, with 29–31 mpg (UK) across all configurations. Owners often keep a Jeep Renegade workshop manual to hand for servicing and repairs.
Compared with the 2017 Jeep Renegade: Fuel economy is essentially unchanged at around 31 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 4★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 1.4L 4-cyl turbo |
|---|---|
| Engine options | 1.4L 4-cyl turbo · 2.4L 4-cyl |
| Transmission (most efficient) | Manual 6-spd |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | SUV |
| Length | 4232 mm |
| Width | 1805 mm |
| Fuel Economy (UK) | 31 combined / 29 urban / 37 extra-urban mpg |
| Fuel Economy (US EPA) | 26 combined / 24 city / 31 highway mpg |
| CO₂ Emissions | 209 g/km |
| EPA Greenhouse Gas Score | 5 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,150 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 5 configurations for the 2018 Jeep Renegade across 2 engines (1.4L 4-cyl turbo, 2.4L 4-cyl). Combined fuel economy ranges from 24 to 26 mpg (US), or 29 to 31 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 | Manual 6-spd | All-Wheel Drive | 31 | 26 (24/31) | 211 | $3,150 |
| 1.4L 4-cyl turbo | Manual 6-spd | Front-Wheel Drive | 31 | 26 (24/31) | 209 | $3,150 |
| 2.4L 4-cyl | Automatic 9-spd | All-Wheel Drive | 29 | 24 (21/29) | 231 | $2,800 |
| 2.4L 4-cyl | Automatic 9-spd | Front-Wheel Drive | 30 | 25 (22/30) | 222 | $2,700 |
| 2.4L 4-cyl | Automatic 9-spd | Front-Wheel Drive | 30 | 25 (22/30) | 222 | $2,700 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2018 Jeep Renegade
Running Costs: 2018 Jeep Renegade
Covering around 8,000 miles a year in a 2018 Jeep Renegade at 31 mpg combined, expect roughly 1,173 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,150 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.
Planning a road trip? Grab a road trip packing list. Only need this car occasionally? See our buy vs rent comparison.
2018 Jeep Renegade Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 2 safety recall campaigns that include the 2018 Jeep Renegade (as of 6 October 2026). Most affected areas: Fuel system (1), Electrical system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Fuel system — campaign 18V731000, reported 17 October 2018. Risk: A loss of fuel pressure can cause a stall, increasing the risk of a crash.
- Electrical system — campaign 18V524000, reported 9 August 2018. Risk: A vehicle stall can increase the risk of a crash.
Owners have filed 442 complaints with NHTSA about the 2018 Jeep Renegade. The most-reported areas are Engine (189), Electrical system (131), Unspecified (94). Complaints include 16 reported crashes, 8 reported fires, 13 reported injuries. That is well above the median of 79 complaints across the 9 Jeep Renegade model years in our data.
Used-buyer checklist for the 2018 Jeep Renegade
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Engine (189 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Electrical system (1 recall campaign · 131 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Fuel system (1 recall campaign · 90 owner complaints) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
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
How does the Jeep Renegade compare to similar SUVs? For context, SUVs in our database average around 27 mpg (UK) combined — this model's 31 mpg figure is 4 mpg better than that average. Its 209 g/km CO₂ figure is 44 g/km lower than the 253 g/km average for SUVs on this site. This comparison is based on 1824 SUVs in our dataset.
Jeep models in our database average about 27 mpg (UK) combined on their most efficient configuration; the 2018 Jeep Renegade's 31 mpg is 4 mpg above that make average. Its 209 g/km CO₂ figure is 45 g/km lower than the 254 g/km Jeep average.
Of the 9 Jeep Renegade model years we cover, the 2018 ranks 7th for combined fuel economy on its best configuration (31 mpg UK combined, against a high of 32 mpg). See every Jeep Renegade 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 Jeep Renegade
Frequently Asked Questions
What engine does the 2018 Jeep Renegade have?
EPA lists 2 engines for the 2018 Jeep Renegade: 1.4L 4-cyl turbo, 2.4L 4-cyl. The most fuel-efficient configuration pairs the 1.4L 4-cyl turbo with a manual 6-spd.
What is the fuel economy of the 2018 Jeep Renegade?
The most efficient configuration returns around 31 mpg (UK) combined, or 26 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 29 to 31 mpg.
How much does the 2018 Jeep Renegade cost to fuel per year?
The US EPA estimates about $3,150 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 Jeep Renegade have a good safety rating?
It holds an overall NHTSA rating of 4 stars, with 4 stars for frontal crash protection.
Does the 2018 Jeep Renegade have any recalls?
NHTSA lists 2 safety recall campaigns that include the 2018 Jeep Renegade (as of 6 October 2026). Most affected areas: Fuel system (1), Electrical system (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 Jeep Renegade?
Among the 442 owner complaints filed with NHTSA, the most-reported areas are Engine (189 complaints), Electrical system (131 complaints), Unspecified (94 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the Jeep Renegade's fuel economy good for an SUV?
Yes — it returns around 31 mpg (UK) combined, against a same-body-style average of roughly 27 mpg among the SUVs we track, making it one of the more efficient options in its class.