The Chery Tiggo 7 PHEV should be practical enough for family use if its cabin layout suits your passengers. Useful size figures include 2025 1.5T 90km CSH: 4553 mm; 2025 1.5T 90km CSH: 1862 mm; 2025 1.5T 90km CSH: 1696 mm; 2025 1.5T 90km CSH: 2670 mm; 2025 1.5T 90km CSH: 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.