The 2018 Nissan Altima is part of the vehicle's fifth generation. It offers the choice of two engines: a 2.5-liter 4-cylinder with 179 horsepower and a 3.5-liter V6 packing a robust 270 horsepower. Both options come with a continuously variable automatic transmission (CVT). The Altima comes in S, SR, SV, SL, and 3.5 SL trims and provides front-wheel drive across all variants. Key safety features comprise a standard forward collision warning system with automatic emergency braking. Inside, the Altima offers a tech-friendly setup with standard 5-inch display and an available 7-inch infotainment system featuring Apple CarPlay and Android Auto on higher trims. Notable changes for 2018 included standard forward collision warning with automatic emergency braking across all trims and the elimination of the base model.