The 2021 BMW X3 boasts an exterior design emphasizing width and distinct X elements. The front captivates with an angular BMW kidney grille and a redesigned bumper featuring vertical air inlets, exuding an authoritative presence. Full LED headlights, subtly lowered by around 10 mm, contribute to the X3's modern and focused expression. At the rear, the design is both striking and contemporary, thanks to full LED 3D rear lights that accentuate its bold stance. The broad, flush, free-form tailpipes echo the upper section's horizontal lines, enhancing its modern appeal. The redesigned underbody protection adds to its powerful demeanour. The 2021 BMW X3's exterior embodies modernity and confidence on the road.

In 2021, the BMW X3 sDrive30i showcased a 2.0-litre BMW TwinPower Turbo inline 4-cylinder, 16-valve engine. This powerplant combines advanced features like a twin-scroll turbocharger, variable valve control Double-VANOS, Valvetronic, and high-precision direct injection. The luxury SUV comes with an 8-speed sport automatic transmission that offers sport and manual shift modes, along with paddle shifters mounted on the steering wheel. To ensure a smooth, secure, and pleasant driving experience, the 2021 BMW X3 sDrive30i is furnished with 4-wheel ventilated disc brakes featuring an anti-lock braking system. It also incorporates composite front rotors, Dynamic Brake Control, brake-pad wear indicators, and Cornering Brake Control, all contributing to its impressive handling and safety attributes.