To estimate the price of the 2024 Mazda CX-9 I4 2.5L Turbo Charged Grade 1 Premium (Mid+), I considered the following data points: 1) A 2023 Mazda CX-9 I4 2.5L Grade 1 Premium (Mid+) with 3416 km sold for 156000 SAR on 2024-04-01. This car is very similar in variant and condition but has lower mileage. 2) A 2023 Mazda CX-9 I4 2.5L High+ (Mid) with 15000 km sold for 128000 SAR on 2024-02-16. This car has a different variant and lower mileage. 3) A 2022 Mazda CX-9 I4 2.5L Turbocharged High+ Premium (Top) with 52000 km sold for 135000 SAR on 2024-08-12. This car has higher mileage and a higher variant. 4) A 2022 Mazda CX-9 I4 2.5L Turbocharged High+ Premium (Top) with 33000 km sold for 137000 SAR on 2023-07-01. This car has higher mileage and a higher variant. 5) A 2024 Mazda CX-9 I4 2.5L Turbo Charged Grade 1 Premium (Mid+) with 4000 km was listed for 147000 SAR but delisted on 2024-02-10. Considering the car's condition, mileage, and the most recent selling prices, I adjusted the estimate accordingly.