To estimate the price of the 2023 Changan CS35 Plus I4 1.4L Turbocharged Plus GDI Trend (Base) with 50772 km mileage and average condition, I analyzed the selling prices of similar cars. The closest match in terms of variant and condition is the 2023 Changan CS35 I4 1.4L Turbocharged Plus GDI Smart (Mid) with 13000 km sold for 56500 SAR on 2023-12-24. Given the higher mileage of the target car, I adjusted the price downwards. The 2023 Changan CS35 I4 1.4L Turbocharged Plus GDI Smart (Mid) with 6476 km sold for 53000 SAR on 2024-07-29, which also supports a lower price for higher mileage. The top variant Plus GDI Limited (Top) with lower mileage sold between 55000 and 64000 SAR, indicating a higher price range for better trims. Considering the base variant and higher mileage, I estimated the price accordingly.