The GWM Haval H6 should be practical enough for family use if its cabin layout suits your passengers. Useful size figures include 2025 1.5T Standard: 4683 mm; 2025 1.5T Standard: 1886 mm; 2025 1.5T Standard: 1730 mm; 2025 1.5T Standard: 2738 mm; 2025 1.5T Standard: 5. 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.