There are many good compact SUVs available like Hyundai Creta, Ford EcoSport, Maruti Vitara Brezza, Hyundai Venue, Tata Nexon, Renault Duster, Nissan Kicks...etc. Claiming the best compact SUV out of all of them is quite difficult because it totally depends on individual requirements and preferences like budget, required features, brand preference...etc. You may check the link to check all the available options: click here
For this, we would suggest you walk into the nearest authorized service center as they will be the better person to assist you with the prices of the battery. You can click on the following link to see the details of the nearest dealership and selecting your city accordingly - service center.