Mercedes M-Class (2014) is 174 mm (6.85 inch) longer, 141 mm (5.55 inch) wider, 18 mm (0.71 inch) higher and has 125 liters (4.41 ft3) bigger cargo space than Nissan X-Trail (2015).
Nissan X-Trail (2015) is 650 kg (1,433 lbs) lighter than Mercedes M-Class (2014).