To estimate the price of the 2013 BMW 730 Li I6 3.0L Li (Top) with 191000 km mileage and average condition, I considered the following data points: 1. A 2012 BMW 730 Li I6 3.0L Twin Power Turbo with 219194 km, average condition, sold for 40500 SAR on 2024-06-04. 2. A 2012 BMW 730 I6 3.0L with 159000 km, average condition, Li (Top) variant, sold for 54000 SAR on 2024-04-29. 3. A 2014 BMW 730 V6 3.0L Twin Power Turbo with 110000 km, average condition, Li (Top) variant, sold for 71874 SAR on 2024-07-16. 4. A 2015 BMW 730 Li I6 3.0L Twin Power Turbo with 62700 km, average condition, Li (Top) variant, sold for 82000 SAR on 2024-06-27. Considering the depreciation and higher mileage of the target car, I adjusted the price downwards from these reference points.