The Mercedes-Benz E400 is a luxury sedan or coupe that offers a refined balance of performance, comfort, and advanced technology. It typically comes equipped with a 3.0-liter twin-turbocharged V6 engine. This engine provides strong acceleration and smooth power delivery, making the E400 both quick and comfortable for long drives. Inside, the E400 features a high-end, spacious cabin with premium materials, advanced infotainment systems, and driver assistance technologies. Known for its blend of luxury and performance, the E400 is ideal for those seeking an upscale driving experience with a touch of sportiness.