To estimate the price of the 2016 Nissan X-Trail I4 2.5L S 4WD (Base+), I considered the following data points: 1. A 2016 Nissan X-Trail 2.5L I4 with 183500 km, average condition, S 2WD (Base) variant sold for 35000 AED on 2024-05-23. 2. A 2016 Nissan X-Trail SV I4 2.5L with 138400 km, good condition, SV (Mid) variant sold for 40000 AED on 2024-07-25. 3. A 2016 Nissan X-Trail 2.5L I4 with 90000 km, S 4WD (Base+) variant sold for 52000 AED on 2024-07-25. 4. A 2018 Nissan X-Trail 2.5L I4 with 201500 km, average condition, S 4WD (Base+) variant sold for 40000 AED on 2024-04-21. 5. A 2015 Nissan X-Trail 2.5L I4 4WD with 190800 km, average condition, S 4WD (Base+) variant sold for 32000 AED on 2024-05-22. 6. A 2016 Nissan X-Trail I4 2.5L with 133500 km, average condition, S 2WD (Base) variant sold for 35000 AED on 2024-09-21. Considering the car's higher mileage of 240113 km and average condition, I adjusted the price downwards from the closest matches.