https://www.toyota.com/camry/compare/camry-vs-altima -2019 Camry vs Altima delivers three unique power plants. However, the very low end can be a 4cylinder producing 203 horsepower. Improving to this V6 sees output climbed to 301 H P. Even the 4cylinder Camry earns 3 2 miles per gallon in driving, while the V6 has 26 mpg all around.