The car to be estimated is a 2017 Nissan Altima I4 2.5L S (Base) with 79000 km mileage in average condition. The most relevant data point is a similar 2017 Altima I4 2.5L S (Base) with 165000 km sold for 38000 SAR on 2024-02-06. Given the lower mileage of the car to be estimated, it should be valued higher. Another similar car, a 2016 Altima I4 2.5L S (Base) with 138000 km, sold for 27000 SAR on 2024-07-23, indicating a lower price for older models. A 2017 Altima SL I4 2.5L with 134500 km sold for 40000 SAR on 2024-01-23, but it is a higher trim. The listed price for a 2017 Altima I4 2.5L S (Base) with 128000 km was 45000 SAR, but it was not sold at that price. Considering these factors, the estimated price for the car with 79000 km should be slightly higher than the 38000 SAR sale due to lower mileage, but not as high as the 45000 SAR listing.