2015 Kia Soul Gas Tank Size & Fuel Capacity
Fuel tank capacity
14.2gal · 54 L
The 2015 Kia Soul has a fuel tank capacity of 14.2 gallons (54 liters) on every trim.
A full tank is good for roughly 426–440 highway miles or 327–341 miles around town, going by the EPA ratings.
14.2 gal · Smaller than 84% of 2015 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2015 Kia Soul fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 4 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| ! 4dr Wagon 2.0L 4cyl 6A · FWD MPG 23 / 31Range 327 / 440 mi | 2.0L 4cyl 6A | FWD | 14.2 gal54 L | 23 / 31 | 327 / 440 mi | |
| + 4dr Wagon 2.0L 4cyl 6A · FWD MPG 23 / 31Range 327 / 440 mi | 2.0L 4cyl 6A | FWD | 14.2 gal54 L | 23 / 31 | 327 / 440 mi | |
| 4dr Wagon 1.6L 4cyl 6A · FWD MPG 24 / 30Range 341 / 426 mi | 1.6L 4cyl 6A | FWD | 14.2 gal54 L | 24 / 30 | 341 / 426 mi | |
| 4dr Wagon 1.6L 4cyl 6M · FWD MPG 24 / 30Range 341 / 426 mi | 1.6L 4cyl 6M | FWD | 14.2 gal54 L | 24 / 30 | 341 / 426 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2015 Kia Soul goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 26 MPG, a full 14.2-gallon tank covers about 369 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 14.2 | 426 | 341 |
| 3/4 | 10.6 | 319 | 256 |
| 1/2 | 7.1 | 213 | 170 |
| 1/4 | 3.6 | 107 | 85 |
| 1/8 | 1.8 | 53 | 43 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 577 gallons, roughly 41 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
- EPA combined
- 26 MPG
- Tailpipe CO2
- 335–338 g/mi
- EPA greenhouse score
- 6–7 of 10
- Source
- EPA ratings
What it costs to fill up a 2015 Kia Soul
$60.63 to fill the 14.2-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 14.2 gal | Regular | $4.27 | $60.63 | $45.48 |
By region, 14.2-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $57.08 |
| Midwest | $4.27 | $60.63 |
| Gulf CoastLowest | $3.70 | $52.54 |
| Rocky Mountain | $4.46 | $63.33 |
| West Coast | $5.42 | $76.96 |
| CaliforniaHighest | $5.89 | $83.64 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 14.2-gallon tank$60.63
- A year of driving (15,000 mi)$2,463
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Soul tank size in other years
The 2015 Soul uses the same 14.2 gal tank as the 2014 model.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2020 Soul | 14.3 gal | 472 mi |
| 2019 Soul | 14.2 gal | 440 mi |
| 2018 Soul | 14.2 gal | 440 mi |
| 2017 Soul | 14.2 gal | 440 mi |
| 2016 Soul | 14.2 gal | 440 mi |
| 2015 Soul | 14.2 gal | 440 mi |
| 2014 Soul | 14.2 gal | 440 mi |
| 2013 Soul | 12.7 gal | 381 mi |
| 2012 Soul | 12.7 gal | 381 mi |
| 2011 Soul | 12.7 gal | 394 mi |
| 2010 Soul | 12.7 gal | 394 mi |
2015 Kia Soul vs similar 2015 wagons
The Soul has the largest tank of the four 2015 wagons compared here, 14.2 gallons against 14.0 for the Scion xB.
| 2015 model | Tank | Longest highway range |
|---|---|---|
| Kia Soul | 14.2 gal | 440 mi |
| Scion xB | 14.0 gal | 392 mi |
| FIAT 500L | 13.2 gal | 436 mi |
| MINI Cooper Countryman | 12.4 gal | 422 mi |
Other 2015 wagons of a similar size, one model per brand.
2015 Kia Soul fuel system recalls
None of the 4 recalls NHTSA lists for the 2015 Kia Soul involve the fuel system.
2015 Kia Soul fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2015 Kia Soul, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
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Frequently asked questions
What is the fuel tank capacity of the 2015 Kia Soul?
The 2015 Kia Soul holds 14.2 gallons (54 liters) on every trim we list.
How many gallons and liters does the 2015 Kia Soul gas tank hold?
The 2015 Kia Soul tank holds 54 liters, or 14.2 gallons in US gallons.
How far can a 2015 Kia Soul go on a full tank?
About 426–440 miles on the highway and 327–341 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2015 Kia Soul go on a quarter tank?
About 107 highway miles or 85 in town from the 14.2-gallon tank, which has roughly 3.6 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2015 Kia Soul take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2015 Kia Soul?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 14.2-gallon tank from empty costs $60.63. It ranges from $52.54 in the Gulf Coast to $83.64 in California.
How much does a full tank of gas weigh in a 2015 Kia Soul?
About 88 pounds for the 14.2-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2015 Kia Soul have a bigger gas tank than the Scion xB?
Yes. The 2015 Kia Soul holds up to 14.2 gallons; the 2015 Scion xB holds up to 14.0.
Has the 2015 Kia Soul had a fuel pump or fuel system recall?
No. None of the 4 recalls NHTSA lists for the 2015 Kia Soul involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
- Recalls: NHTSA recall database (Kia fuel system recalls).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.