Track cars prioritize repeatable performance on a closed circuit. Luxury performance cars combine strong acceleration and handling with a broader road-driving brief: a comfortable cabin, everyday convenience, and refinement over long journeys. The difference is where the engineering compromises fall, not simply which car has more horsepower.
These categories overlap. A luxury performance model can be well suited to track days, while a road-legal track-focused car may retain air conditioning and comfortable seats. Compare the exact version, its preparation requirements, and your intended use. A dedicated racing car is another step again, with eligibility and support needs that should not be assumed from the words track car.