To estimate the price of the 2020 Hyundai Sonata I4 2.0L Smart (Mid), I first looked at the listed prices of similar cars. The closest match is the 2019 Hyundai Sonata I4 2.0L Standard with a listing price of SAR 56000. Considering the target car is a 2020 model, it should be valued slightly higher. The 2020 Hyundai Sonata Turbo Charged I4 1.6L Premium (Top+) is listed at SAR 65000, but it is a higher trim. The 2019 Hyundai Sonata I4 2.0L Classic (Mid+) is listed at SAR 58000, which is a closer match in terms of trim. Given these data points, the estimated price should be slightly above SAR 58000 but below SAR 65000, considering the trim and year differences.