DecodedCarsCadillac OPTIQ vs Porsche Cayenne
2026 Cadillac OPTIQ vs 2026 Porsche Cayenne — two standard SUVs compared on efficiency, size, safety and reliability.
The short version
That works out to about $3,650 a year less in fuel for the Cadillac OPTIQ (EPA estimate, 15,000 miles).
The Porsche Cayenne is the bigger car, about 4 inches longer.
Across all model years since 2005, the Cadillac OPTIQ has had fewer recall campaigns (3 vs 28).
The two cars
The 2026 Cadillac OPTIQ is a standard SUV powered by electricity and rear-wheel drive and all-wheel drive. It measures about 190 inches long and 75 inches wide on a 116-inch wheelbase, with a curb weight of roughly 5,203 lb.
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).
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 Cadillac OPTIQ if…
- You want an EV with more range (317 miles)
- You want something easier to park (4 in shorter)
- You want a hybrid or electric option
- You want more standard driver-assist tech
- You put reliability history first (3 vs 28 recalls since 2005)
Choose the Porsche Cayenne if…
- You want more room (4 in longer)
Pros & cons of each
2026 Cadillac OPTIQ
- Long EV rangeUp to 317 miles on a charge (EPA).
- AWD / 4WD available
- Lots of standard safety tech5 of 5 key driver aids standard on the versions we checked.
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 Cadillac OPTIQ specs →Full 2026 Porsche Cayenne specs →Compare fuel costs for your driving →Compare size & garage fit →