Technology Plus Pack Comfort Pack Panoramic Glass Sunroof The 2024 BMW X3 xDrive40d is a high-performance luxury midsize SUV that blends dynamic driving characteristics with everyday practicality and premium comfort. Positioned near the top of the X3 lineup, the 40d trim adds powerful diesel performance with mild-hybrid technology, sophisticated design elements, and cutting-edge technology. Engine: 3.0-liter inline 6-cylinder twin-turbocharged diesel (B57) Power Output: 340 horsepower Torque: 700 Nm (516 lb-ft) Transmission: 8-speed Steptronic automatic transmission Drivetrain: xDrive all-wheel drive 0–100 km/h (0–62 mph): Approximately 4.9 seconds Top Speed: Electronically limited to ~250 km/h (155 mph) Fuel Efficiency: ~6.0–6.5 L/100 km combined (varies by spec) Mild-Hybrid System: 48V system aids efficiency and performance with smooth start-stop functionality and regenerative braking