Both Mahindra Scorpio and Maazzo are of different segment cars. Mahindra Scorpio is an SUV whereas Marazzo is an MPV. So, if your driving is mostly in rough terrain and wants a hassle-free drive than Mahindra Scorpio is a good option and if seating comfort with engine performance is a concern Mahindra Marazzo is a good option. Moreover, you can click on the given link to see the complete comparison among the two - Comparison
For this, we'd suggest you please visit the nearest authorized service as they would be able to assist you. Follow the link and select your city accordingly for service centers details.