Finding the cheapest bmw 4 series rental requires strategic planning. Book during off-peak seasons and choose suburban locations over airport rental counters to avoid premium fees. Comparing multiple rental companies is key to securing the cheapest BMW 4 Series rental rate. Always verify that the quoted price includes necessary insurance and unlimited mileage to avoid hidden costs. While seeking affordability, ensure the vehicle is well-maintained to guarantee the premium driving experience you expect from this luxury sports coupe.