The Volvo S90 PHEV should be practical enough for family use if its cabin layout suits your passengers. Useful size figures include 2025 2.0T 98km Ultimate: 4969 mm; 2025 2.0T 98km Ultimate: 1890 mm; 2025 2.0T 98km Ultimate: 1436 mm; 2025 2.0T 98km Ultimate: 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.