DecodedCarsGenesis GV80 vs Porsche Cayenne
2026 Genesis GV80 vs 2026 Porsche Cayenne — two rivals compared on efficiency, size, safety and reliability.
The short version
The Genesis GV80 is more fuel-efficient: 22 vs 19 MPG combined in its best version.
That works out to about $600 a year less in fuel for the Genesis GV80 (EPA estimate, 15,000 miles).
Across all model years since 2005, the Genesis GV80 has had fewer recall campaigns (9 vs 28).
The two cars
The 2026 Genesis GV80 is a small SUV offered with 2 engines (2.5L 4-cyl turbo and 3.5L 6-cyl turbo), including a hybrid version and rear-wheel drive and all-wheel drive. It measures about 195 inches long and 78 inches wide on a 117-inch wheelbase, with a curb weight of roughly 5,104 lb (4dr SUV AWD).
The 2026 Porsche Cayenne is a standard SUV offered with 2 engines (3.0L 6-cyl turbo and 4.0L 8-cyl turbo) and all-wheel drive. It measures about 194 inches long and 78 inches wide on a 114-inch wheelbase, with a curb weight of roughly 4,376 lb (Base / S 4dr SUV).
Buying used? The 2024 GV80 and the 2018 Cayenne have the fewest problems in our data; avoid the 2021 GV80 and the 2019 Cayenne.
Basics
Efficiency
Performance & space
Safety & reliability
Interest
Green = clearly better. Prices are not included. How we calculate this →
Which one should you choose?
Choose the Genesis GV80 if…
- You want lower fuel bills (22 vs 19 MPG)
- You want a hybrid or electric option
- You want more standard driver-assist tech
- You put reliability history first (9 vs 28 recalls since 2005)
Choose the Porsche Cayenne if…
It doesn't clearly beat the Genesis GV80 on any measure we track.
Pros & cons of each
2026 Genesis GV80
- Hybrid version availableOffered as a hybrid as well as gas.
- AWD / 4WD available
- Lots of standard safety tech5 of 5 key driver aids standard on the versions we checked.
- Below-average fuel economyBest version gets 22 MPG combined, 27% below the 2026 small SUV average of 30.2 MPG.
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
2026 Porsche Cayenne
- Lots of standard safety tech4 of 5 key driver aids standard on the versions we checked.
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Full 2026 Genesis GV80 specs →Full 2026 Porsche Cayenne specs →Compare fuel costs for your driving →Compare size & garage fit →