The 2017 BMW 3 Series GT 330i xDrive M Sport boasts strong used car values in the luxury used cars market. Its original new car price (including taxes) was approximately $80,900, and current used car prices reflect reasonable depreciation aligned with similar sporty luxury wagons. Market analysis projects that this specific vehicle will maintain a relatively stable price over the next three years. Key factors supporting this stability include its sought-after M Sport trim, xDrive all-wheel-drive system, zero ownership transfers, and the enduring demand for the 3 Series GT’s unique combination of performance, practicality, and luxury features—making it a worthwhile option for those looking to buy used cars that hold their value well.