2015 Kia Soul — 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 2015 Kia Soul is an estate/wagon offered with 2 engines (1.6L 4-cyl, 2L 4-cyl). It returns around 31 mpg (UK) / 26 mpg (US EPA) combined. Owners often keep a Kia Soul workshop manual to hand for servicing and repairs.
Compared with the 2014 Kia Soul: Fuel economy is essentially unchanged at around 31 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It carries the same 5★ overall NHTSA rating.
Full Specifications
| Engine (most efficient) | 1.6L 4-cyl |
|---|---|
| Engine options | 1.6L 4-cyl · 2L 4-cyl |
| Transmission (most efficient) | Automatic (S6) |
| Fuel Type | Regular Gasoline |
| Powertrain | Conventional |
| Drive | Front-Wheel Drive |
| Body Style | Estate/Wagon |
| Passenger Volume (EPA) | 101 cu ft (2,860 L) |
| Luggage Volume (EPA) | 24 cu ft (680 L) |
| Fuel Economy (UK) | 31 combined / 29 urban / 36 extra-urban mpg |
| Fuel Economy (US EPA) | 26 combined / 24 city / 30 highway mpg |
| CO₂ Emissions | 208 g/km |
| EPA Greenhouse Gas Score | 6 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $2,600 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 3 configurations for the 2015 Kia Soul across 2 engines (1.6L 4-cyl, 2L 4-cyl). 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 |
|---|---|---|---|---|---|---|
| 1.6L 4-cyl | Automatic (S6) | Front-Wheel Drive | 31 | 26 (24/30) | 208 | $2,600 |
| 1.6L 4-cyl | Manual 6-spd | Front-Wheel Drive | 31 | 26 (24/30) | 210 | $2,600 |
| 2L 4-cyl | Automatic (S6) | Front-Wheel Drive | 31 | 26 (24/30) | 209 | $2,600 |
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 101 cubic feet (about 2,860 litres) and luggage volume at 24 cubic feet (about 680 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2015 Kia Soul
Running Costs: 2015 Kia Soul
Covering around 8,000 miles a year in a 2015 Kia Soul 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 $2,600 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.
2015 Kia Soul Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 7 safety recall campaigns that include the 2015 Kia Soul (as of 6 October 2026). Most affected areas: Power train (2), Engine (2), Electrical system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Power train — campaign 23V724000, reported 26 October 2023. Risk: Unintended vehicle movement can increase the risk of a crash.
- Electrical system — campaign 23V218000, reported 29 March 2023. Risk: A battery electrical short-circuit increases the risk of a fire.
- Engine — campaign 20V750000, reported 2 December 2020. Risk: An engine compartment fire increases the risk of injury.
- Power train — campaign 20V389000, reported 2 July 2020. Risk: Unintended vehicle movement can increase the risk of a crash.
Showing the 4 most recent of 7 campaigns.
Owners have filed 904 complaints with NHTSA about the 2015 Kia Soul. The most-reported areas are Engine (629), Unspecified (108), Electrical system (76). Complaints include 36 reported crashes, 83 reported fires, 32 reported injuries, 1 reported death. That is well above the median of 228 complaints across the 16 Kia Soul model years in our data.
Used-buyer checklist for the 2015 Kia Soul
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Engine (2 recall campaigns · 629 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 · 76 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Fuel system (76 owner complaints) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Transmission & drivetrain (2 recall campaigns) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
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 Kia Soul compare to similar estate/wagons? For context, estate/wagons in our database average around 34 mpg (UK) combined — this model's 31 mpg figure is 3 mpg below that average. Its 208 g/km CO₂ figure is 5 g/km higher than the 203 g/km average for estate/wagons on this site. This comparison is based on 194 estate/wagons in our dataset.
Kia models in our database average about 34 mpg (UK) combined on their most efficient configuration; the 2015 Kia Soul's 31 mpg is 3 mpg below that make average.
Of the 16 Kia Soul model years we cover, the 2015 ranks 14th for combined fuel economy on its best configuration (31 mpg UK combined, against a high of 36 mpg). See every Kia Soul 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 2015 Kia Soul
Frequently Asked Questions
What engine does the 2015 Kia Soul have?
EPA lists 2 engines for the 2015 Kia Soul: 1.6L 4-cyl, 2L 4-cyl. The most fuel-efficient configuration pairs the 1.6L 4-cyl with a automatic (s6).
What is the fuel economy of the 2015 Kia Soul?
The most efficient configuration returns around 31 mpg (UK) combined, or 26 mpg on the US EPA cycle.
How much does the 2015 Kia Soul cost to fuel per year?
The US EPA estimates about $2,600 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 2015 Kia Soul have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 5 stars for frontal crash protection.
Does the 2015 Kia Soul have any recalls?
NHTSA lists 7 safety recall campaigns that include the 2015 Kia Soul (as of 6 October 2026). Most affected areas: Power train (2), Engine (2), 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 2015 Kia Soul?
Among the 904 owner complaints filed with NHTSA, the most-reported areas are Engine (629 complaints), Unspecified (108 complaints), Electrical system (76 complaints). 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 2015 Kia Soul have?
EPA measures interior passenger volume at 101 cubic feet (about 2,860 litres) and luggage volume at 24 cubic feet (about 680 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.
Is the Kia Soul's fuel economy good for an estate/wagon?
It returns around 31 mpg (UK) combined, against a same-body-style average of roughly 34 mpg among the estate/wagons we track.