To estimate the price of the 2019 Honda Civic LX Sport I4 1.6L with 151000 km mileage, I considered the following data points: 1) A 2020 Honda Civic LX Sport I4 1.6L with 76000 km sold for 55000 SAR on 2024-01-25. Given the newer model year and lower mileage, this car would be valued higher. 2) A 2017 Honda Civic LX Sport I4 1.6L with 160000 km sold for 35000 SAR on 2024-02-09. This car is older and has similar mileage, suggesting a lower value. 3) A 2017 Honda Civic LX Sport I4 1.6L with 53000 km sold for 39000 SAR on 2024-04-29. This car is older but has much lower mileage, indicating a higher value. 4) A 2018 Honda Civic LX Sport I4 1.6L with 133000 km sold for 37000 SAR on 2024-08-21. This car is closer in age and mileage, providing a good comparison. Considering these data points, the estimated price for the 2019 model with 151000 km is derived by averaging the values and adjusting for the model year and mileage.