Kia Niro vs Nissan ARIYA
The Kia Niro is the more efficient of the two: it reaches 113 mpg combined versus 103 mpg for the Nissan ARIYA, a 10 mpg advantage and costs about $100 less per year to fuel.
Across 4 measured categories, the Kia Niro leads in 4. Figures are EPA test data, not manufacturer claims.
2023–2026
Nissan ARIYA
Small Station Wagons · 25 configurations
Head-to-head specifications
| Metric | Kia Niro | Nissan ARIYA |
|---|---|---|
| Best combined MPG | 113 mpg ✓ | 103 mpg |
| Best city MPG | 126 mpg ✓ | 111 mpg |
| Best highway MPG | 102 mpg ✓ | 95 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $650 ✓ | $750 |
| Lowest CO2 output | 71 g/mi | Not available |
| Engines offered | SIDI; Hybrid, SIDI; PHEV, SIDI | Not available |
| Transmissions | Automatic (AM-S6), Automatic (A1), Automatic (AM6) | Automatic (A1) |
| Drivetrains | Front-Wheel Drive | All-Wheel Drive, Front-Wheel Drive |
| Fuel types | Regular, Regular Gas and Electricity, Electricity | Electricity |
| EPA class | Small Station Wagons | Small Station Wagons |
| Years covered | 2017–2027 | 2023–2026 |
| Configurations on record | 43 | 25 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Niro vs ARIYA: common questions
Which is better on gas, the Kia Niro or the Nissan ARIYA?
The Kia Niro is the more efficient of the two: it reaches 113 mpg combined versus 103 mpg for the Nissan ARIYA, a 10 mpg advantage and costs about $100 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Kia Niro runs about $650 a year in fuel at its most efficient configuration, versus about $750 for the Nissan ARIYA — a difference of roughly $100 per year.
What engines do the Niro and ARIYA offer?
Kia Niro: SIDI; Hybrid, SIDI; PHEV, SIDI. Nissan ARIYA: no engine data on record.
Are they in the same vehicle class?
Yes — the EPA classifies both the Kia Niro and the Nissan ARIYA as Small Station Wagons, so they compete directly.
More Niro comparisons
Comparison id: kia-niro-vs-nissan-ariya