Maruti Suzuki Alto 800 is priced INR 3.39 - 5.03 Lakh (Ex-showroom Price in New Delhi). You may click on the given link and select your city accordingly for an estimated [on-road@https://www.cardekho.com/maruti-alto-800/car-price-in-new-delhi.htm
For this, we'd suggest you please visit the nearest authorized service centre as they would be able to assist you. Follow the link and select your city accordingly for service centers.
Maruti Alto 800 LXI (O) variant is sufficient for most basic needs if you have plans to buy a third-party audio system later on. The LXI (O) variant with the passenger airbag is the only variant that CarDekho recommends.