To estimate the price of the 2021 BMW X4 M xDrive 30i I4 2.0L Twin Turbo Standard, I considered the following data points: 1) An offer accepted for a 2019 BMW X4 M 3.0L I6 TC AWD with 98555 km at AED 135000 on 2024-06-27. This car is older and has a larger engine, so it would generally be priced lower than a newer model with a smaller engine. 2) A listed price for a 2021 BMW X4 M 3.0L I6 TC 4WD with 54151 km at AED 259000. This car has a larger engine and lower mileage, so it would be priced higher. 3) A listed price for a 2019 BMW X4 M 3.0L I6 TC AWD with 98555 km at AED 135500. This car is older and has higher mileage, so it would be priced lower. Considering the depreciation and the differences in engine size and mileage, I estimated the price of the target car.