Nissan Quest vs Kia Carnival

The Kia Carnival is the more efficient of the two: it reaches 33 mpg combined versus 22 mpg for the Nissan Quest, a 11 mpg advantage and costs about $950 less per year to fuel.

Across 5 measured categories, the Kia Carnival leads in 5. Figures are EPA test data, not manufacturer claims.

2015–2017

Nissan Quest

Minivan - 2WD · 3 configurations

22mpg combined (best)
All Nissan Quest specs

2022–2027

Kia Carnival

Minivan - 2WD · 9 configurations

33mpg combined (best)
All Kia Carnival specs

Head-to-head specifications

MetricNissan QuestKia Carnival
Best combined MPG22 mpg33 mpg
Best city MPG20 mpg34 mpg
Best highway MPG27 mpg32 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$2,800$1,850
Lowest CO2 output396 g/mi274 g/mi
Engines offered3.5SIDI; Hybrid, SIDI & PFI
TransmissionsAutomatic (variable gear ratios)Automatic (AM-S6), Automatic (S8)
DrivetrainsFront-Wheel DriveFront-Wheel Drive
Fuel typesRegularRegular
EPA classMinivan - 2WDMinivan - 2WD
Years covered2015–20172022–2027
Configurations on record39

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Quest vs Carnival: common questions

Which is better on gas, the Nissan Quest or the Kia Carnival?

The Kia Carnival is the more efficient of the two: it reaches 33 mpg combined versus 22 mpg for the Nissan Quest, a 11 mpg advantage and costs about $950 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Kia Carnival runs about $1,850 a year in fuel at its most efficient configuration, versus about $2,800 for the Nissan Quest — a difference of roughly $950 per year.

What engines do the Quest and Carnival offer?

Nissan Quest: 3.5. Kia Carnival: SIDI; Hybrid, SIDI & PFI.

Are they in the same vehicle class?

Yes — the EPA classifies both the Nissan Quest and the Kia Carnival as Minivan - 2WD, so they compete directly.

More Quest comparisons

Comparison id: nissan-quest-vs-kia-carnival