The car to be estimated is a 2021 Audi A6 40 TFSI I4 2.0L Turbocharged TFSI (Mid) with 121,000 km mileage. The closest selling price data is for a 2020 Audi A6 45 TFSI Quattro I4 2.0L Turbocharged (Top) with 79,800 km, sold for SAR 125,000 in November 2023. This car is a higher trim and has lower mileage, so the estimated price for the 2021 model should be lower. The listed prices for similar 2020 models range from SAR 110,000 to SAR 140,000, with the 2020 45 TFSI (Mid) listed at SAR 125,000 and 2020 40 TFSI (Base) at SAR 145,000. Considering the 2021 model year and higher mileage, the price should be adjusted downward. Factoring in the average condition and higher mileage, the estimated market price is adjusted to reflect these conditions.