The 2024 Chevrolet Impala is available in three trims: LS, LT, and Premier. The LS trim offers a good balance of standard features, while the LT adds more upscale amenities like leather upholstery and a premium audio system. The Premier trim tops the range with features like heated and ventilated seats, a panoramic sunroof, and advanced driver assistance systems.

On the other hand, the 2024 Nissan Altima comes in four trims: S, SV, SR, and Platinum. The base S trim offers a competitive set of standard features, including a suite of driver assistance technologies. The SV trim adds more comfort and convenience features, while the SR trim focuses on a sportier design and handling. The top-tier Platinum trim offers luxury features like a Bose audio system and a surround-view camera.

In terms of interior comfort, the Chevrolet Impala boasts a spacious cabin with ample legroom and headroom for both front and rear passengers. The seats are plush and supportive, making long drives a pleasure. The dashboard layout is user-friendly, and the materials used throughout the cabin are of high quality.

The Nissan Altima, on the other hand, offers a comfortable interior with supportive seats and a driver-centric design. The Zero Gravity seats provide exceptional comfort, especially on extended journeys. The Altima's dashboard is modern and uncluttered, with an intuitive infotainment system that is easy to use while on the go.

Both the Impala and Altima come equipped with a host of advanced technology features, including touchscreen infotainment systems, smartphone integration, navigation, and various connectivity options. Additionally, both models offer advanced safety features like automatic emergency braking, lane departure warning, and adaptive cruise control to enhance driver and passenger safety.

The 2024 Chevrolet Impala exudes a sleek and sophisticated design with its bold front grille, flowing lines, and muscular stance. The car's sculpted body panels and chrome accents give it a touch of elegance, while the available LED headlights and taillights add a modern flair. Overall, the Impala presents a timeless and stylish look that appeals to a wide range of consumers.

In contrast, the 2024 Nissan Altima features a more athletic and aggressive design language. The Altima's distinctive V-Motion grille, sharp character lines, and floating roof design make it stand out on the road. LED headlights with LED daytime running lights and available 19-inch alloy wheels further enhance the Altima's sporty appeal. Overall, the Altima offers a more contemporary and dynamic exterior design compared to the Impala.

When it comes to fuel efficiency, the 2024 Chevrolet Impala is equipped with a standard 2.0-liter turbocharged four-cylinder engine that delivers an EPA-estimated 24 mpg in the city and 32 mpg on the highway. For drivers looking for even better fuel economy, the available hybrid powertrain option provides an impressive EPA-estimated 48 mpg combined.

On the other hand, the 2024 Nissan Altima comes standard with a 2.5-liter four-cylinder engine that achieves an EPA-estimated 28 mpg in the city and 39 mpg on the highway. For those seeking more power, the available variable compression turbo engine offers both performance and efficiency with an EPA-estimated 25 mpg in the city and 34 mpg on the highway.