The best 7-seater SUV you can buy under Rs 13 lakh is the Maruti Suzuki Ertiga. It is a very practical and spacious MPV that is also comfortable. The Ertiga's 103hp, 1.5-litre petrol engine is fuel-efficient, with a claimed mileage of 20.51kpl with a 5-speed manual and 20.3kpl with a 6-speed torque converter automatic. Depending on which gearbox you want, you should go for either the ZXI-manual (Rs 12.71 lakh, on-road, Delhi) or the VXI-automatic (Rs 13.04 lakh, on-road, Delhi). The VXI gets the basics like an audio system, manual AC, 6 airbags, projector headlamps and more. The ZXI adds niceties like an auto climate control, a 7-inch touchscreen, alloy wheels and much more.