Mercedes M-Class (2015) is 743 mm (29.25 inch) longer, 233 mm (9.17 inch) wider, 343 mm (13.50 inch) higher and has 398 liters (14.06 ft3) bigger cargo space than Seat Ibiza (2015).
Seat Ibiza (2015) is 1101 kg (2,427 lbs) lighter than Mercedes M-Class (2015).