The car to be estimated is a 2021 Kia Sportage GDI I4 2.4L EX (Mid) with 140,000 km mileage. The most relevant data point is a 2021 Kia Sportage I4 2.0L EX (Mid) with 92,881 km sold for 66,000 SAR on 2024-08-11. This car has a smaller engine and lower mileage, suggesting a slightly higher value than the target car. A 2020 Kia Sportage I4 2.4L EX (Mid) with 50,000 km sold for 69,000 SAR on 2024-05-31, indicating a higher value due to lower mileage. A 2019 Kia Sportage I4 2.4L EX (Mid) with 163,700 km sold for 51,500 SAR on 2023-10-11, showing depreciation with higher mileage. Considering these, the target car's value is likely between 51,500 SAR and 66,000 SAR. The listed price of a similar 2021 model with 108,750 km was 67,000 SAR, but it was delisted, suggesting a lower actual market value. Given the higher mileage of the target car, an estimate around 60,000 SAR is reasonable.