2026 Kia Seltos Gas Tank Size and Capacity
Fuel tank capacity
13.2gal · 50 L
The 2026 Kia Seltos has a fuel tank capacity of 13.2 gallons (50 liters) on every trim.
A full tank is good for roughly 356–449 highway miles or 317–370 miles around town, going by the EPA ratings.
13.2 gal · Smaller than 91% of 2026 models we list.
2026 Kia Seltos fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- no difference
- Engine
- no difference
All 7 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| EX 4dr SUV 2.0L 4cyl CVT · FWD MPG 28 / 34Range 370 / 449 mi | 2.0L 4cyl CVT | FWD | 13.2 gal50 L | 28 / 34 | 370 / 449 mi | |
| EX 4dr SUV AWD 2.0L 4cyl CVT · AWD MPG 27 / 31Range 356 / 409 mi | 2.0L 4cyl CVT | AWD | 13.2 gal50 L | 27 / 31 | 356 / 409 mi | |
| LX 4dr SUV 2.0L 4cyl CVT · FWD MPG 28 / 34Range 370 / 449 mi | 2.0L 4cyl CVT | FWD | 13.2 gal50 L | 28 / 34 | 370 / 449 mi | |
| LX 4dr SUV AWD 2.0L 4cyl CVT · AWD MPG 27 / 31Range 356 / 409 mi | 2.0L 4cyl CVT | AWD | 13.2 gal50 L | 27 / 31 | 356 / 409 mi | |
| S 4dr SUV 2.0L 4cyl CVT · FWD MPG 28 / 34Range 370 / 449 mi | 2.0L 4cyl CVT | FWD | 13.2 gal50 L | 28 / 34 | 370 / 449 mi | |
| S 4dr SUV AWD 2.0L 4cyl CVT · AWD MPG 27 / 31Range 356 / 409 mi | 2.0L 4cyl CVT | AWD | 13.2 gal50 L | 27 / 31 | 356 / 409 mi | |
| SX 4dr SUV AWD 1.6L 4cyl Turbo 8A · AWD MPG 24 / 27Range 317 / 356 mi | 1.6L 4cyl Turbo 8A | AWD | 13.2 gal50 L | 24 / 27 | 317 / 356 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 2026 Kia Seltos 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 31 MPG, a full 13.2-gallon tank covers about 409 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 13.2 | 449 | 370 |
| 3/4 | 9.9 | 337 | 277 |
| 1/2 | 6.6 | 224 | 185 |
| 1/4 | 3.3 | 112 | 92 |
| 1/8 | 1.7 | 56 | 46 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 484 gallons, roughly 37 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
- 25–29 MPG
- Tailpipe CO2
- 309–350 g/mi
- EPA greenhouse score
- 5–6 of 10
- Source
- EPA ratings ↗
What it costs to fill up a 2026 Kia Seltos
$56.36 to fill the 13.2-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 |
|---|---|---|---|---|
| 13.2 gal | Regular | $4.27 | $56.36 | $42.27 |
By region, 13.2-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $53.06 |
| Midwest | $4.27 | $56.36 |
| Gulf CoastLowest | $3.70 | $48.84 |
| Rocky Mountain | $4.46 | $58.87 |
| West Coast | $5.42 | $71.54 |
| CaliforniaHighest | $5.89 | $77.75 |
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
- 13.2-gallon tank$56.36
- A year of driving (15,000 mi)$2,066
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Seltos tank size in other years
The 2026 Seltos uses the same 13.2 gal tank as every Seltos since 2021.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2027 Seltos | 13.2 gal | 436 mi |
| 2026 Seltos | 13.2 gal | 449 mi |
| 2025 Seltos | 13.2 gal | 449 mi |
| 2024 Seltos | 13.2 gal | 449 mi |
| 2023 Seltos | 13.2 gal | 462 mi |
| 2022 Seltos | 13.2 gal | 462 mi |
| 2021 Seltos | 13.2 gal | 449 mi |
2026 Kia Seltos vs similar 2026 SUVs
At 13.2 gallons, the Seltos's largest tank ranks second of the seven 2026 SUVs compared here. The Mitsubishi Outlander Sport carries the most (15.8 gal) and the Nissan Kicks the least (12.4 gal).
| 2026 model | Tank | Longest highway range |
|---|---|---|
| Mitsubishi Outlander Sport | 15.8 gal | 458 mi |
| Kia Seltos | 13.2 gal | 449 mi |
| Chevrolet Trailblazer | 13.2 gal | 436 mi |
| Buick Encore GX | 13.2 gal | 409 mi |
| Toyota Corolla Cross | 12.4–13.2 gal | 409 mi |
| Mazda CX-30 | 12.7 gal | 394 mi |
| Nissan Kicks | 11.9–12.4 gal | 422 mi |
Picked by body style and size: other 2026 SUVs within about 5% of the Seltos's length and 15% of its curb weight, one model per brand.
Frequently asked questions
What is the fuel tank capacity of the 2026 Kia Seltos?
The 2026 Kia Seltos holds 13.2 gallons (50 liters) on every trim we list.
How many gallons and liters does the 2026 Kia Seltos gas tank hold?
The 2026 Kia Seltos tank holds 50 liters, or 13.2 gallons in US gallons.
Does AWD change the 2026 Kia Seltos gas tank?
No. AWD and FWD versions of the 2026 Kia Seltos use the same 13.2 gal tank.
How far can a 2026 Kia Seltos go on a full tank?
About 356–449 miles on the highway and 317–370 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 2026 Kia Seltos go on a quarter tank?
About 112 highway miles or 92 in town from the 13.2-gallon tank, which has roughly 3.3 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2026 Kia Seltos take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2026 Kia Seltos?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 13.2-gallon tank from empty costs $56.36. It ranges from $48.84 in the Gulf Coast to $77.75 in California.
How much does a full tank of gas weigh in a 2026 Kia Seltos?
About 82 pounds for the 13.2-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2026 Kia Seltos have a bigger gas tank than the Nissan Kicks?
Yes. The 2026 Kia Seltos holds up to 13.2 gallons; the 2026 Nissan Kicks holds up to 12.4.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, cross-checked against a second spec database. 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.
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.