The Alpina D10 is a distinctive high-performance luxury sedan produced by Alpina, a renowned BMW tuner. Based on the BMW 5 Series platform, the D10 combines Alpina’s tuning expertise with diesel efficiency. Across its generations, the Alpina D10 has evolved its engine, suspension, and interior features while maintaining a balance of comfort, performance, and refined design. Detailed generation comparisons reveal changes in exterior dimensions and performance elements, showcasing Alpina's engineering enhancements over time.