The Mazda CX-8 should be practical enough for family use if its cabin layout suits your passengers. Useful size figures include 2025 2.5T 4WD High Plus Petrol: 4900 mm; 2025 2.2L 2WD High Plus Diesel: 4900 mm; 2025 2.5L 2WD High Plus Petrol: 4900 mm; 2025 2.5L 2WD High Petrol: 4900 mm; 2025 2.5L 2WD Mid Petrol: 4900 mm; 20 more variants. Wheelbase and seating matter most day to day because they influence rear-seat comfort, child-seat friendliness and how relaxed the car feels on longer trips.