Against 261 other 4-cyl cars rated 2025–2027, the Seltos beats their 26.2 mpg average by 3.8 mpg, about $186 a year.
Every Kia Seltos engine, compared
The Kia Seltos was rated in a single specification, so its gas mileage does not vary by version — only by model year. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 2L 4-cyl | 28.3 / 33.7 | 2021–2027 | $1,255 |
What that actually costs
Against its rivals in the same model years, the Toyota RAV4 gets 43 mpg, the Jeep Wrangler 18.8 mpg and the Honda CR-V 35 mpg, next to 30 mpg for the 2027 Seltos.
| Measure | Value |
|---|---|
| Cost per mile (2027) | $0.107 |
| Fuel per year | $1,280 |
| Fuel over five years | $6,400 |
| Against other 4-cyl cars, 2025–2027 | −$186 a year |
| EPA's own estimate | $2,036 a year |
City or highway — who is this car for
The 2027 Kia Seltos gives up 5 mpg in town: 33 on the highway against 28 in the city, $207 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2027) | 28 mpg | $1,371 a year if you only drive in town |
| Highway | 33 mpg | $1,164 a year if you mostly commute |
| Gap | +5 mpg (18%) | Typical for its type |
How the Seltos changed over the years
The Seltos peaked in 2025 at 31 mpg (28 city, 34 highway) and was at its thirstiest in 2026 at 29 — 2 mpg apart, or $85 a year in fuel between buying one year and the other. The 2027 car does 30.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2027 | 28 / 33 | 1 | $1,280 | |
| 2026 | 27 / 31 | 1 | $1,324 | |
| 2025 | 28 / 34 | 1 | $1,239 | |
| 2024 | 28 / 34 | 1 | $1,239 | |
| 2023 | 29 / 35 | 1 | $1,239 | |
| 2022 | 29 / 35 | 1 | $1,239 | |
| 2021 | 29 / 34 | 1 | $1,239 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 7 EPA ratings of the Kia Seltos — 1 engine across 2021–2027. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $2,036. Full method.
Frequently asked questions
What mpg does the 2027 Kia Seltos get?
30 mpg combined, 28 city and 33 highway, per EPA. Across every year since 2021 the Seltos has averaged 30.6 mpg.
Is the 2027 Seltos more efficient than the 2026?
Yes: 30 against 29 mpg combined, about $44 a year less to run.
Which Seltos year has the best gas mileage?
The 2025, at 31 mpg combined (28 city, 34 highway).
Does the Seltos get better gas mileage than the Toyota RAV4?
No: 30 mpg for the 2027 Seltos against 43 for the 2026 Toyota RAV4, about $387 a year more to run.
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