To estimate the price of the 2018 Infiniti Q50 3.0L Turbo V6 Premium (Mid) with 81000 miles, I considered the following data points: 1) Offers accepted by sellers: A 2016 Infiniti Q50 2.0L I4 with 113200 miles had an offer accepted at AED 24000, and a 2019 Infiniti Q50 3.0L V6 with 25300 miles had an offer accepted at AED 38000. 2) Listed prices of similar cars: A 2018 Infiniti Q50 3.0L Turbo V6 Premium (Mid) with 81000 miles is listed for AED 46000, a 2017 Infiniti Q50 3.0L V6 TC Turbo (Base) with 92435 miles is listed for AED 34000, a 2018 Infiniti Q50 3.0L V6 Turbo (Base) with 41500 miles is listed for AED 43000, and a 2019 Infiniti Q50 3.0L V6 Sport (Mid+) with 25300 miles is listed for AED 41000. Considering the car's age, mileage, and condition, I adjusted the price down from the listed price of AED 46000 to account for negotiation and market conditions, arriving at a final estimate.