Since you have mentioned that you want to buy an MPV, but out of all the suggested cars Renault Duster is a Compact SUV. All the utility vehicles that you have mentioned are excellent and differ in range and features. Ertiga is the most affordable of all and have lower maintenance cost than the others but has lesser power. So you can chose among these by finalizing your requirements and budget. To see a detailed comparison of the cars, please visit the link below-
Well, the Lodgy is indeed an amazing car for family purpose. Comes with 7 seating capacity, this car is a perfect combination of comfort, styling and safety. To know more about the car and its prices, please click here.