My Car insurance is up for renewal next month. How to choose the best insurance deal?

This is the first year. Hyundai dealer is recommending renewal at Rs 6800 premium and IDV at 325000 for the Santro Xing GL model with Cholamandalam. However receiving calls from numerous agents with attractive offers like free car vacuum cleaner, car servicing at Carnation, Marathalli, Bangalore etc.
Bharati Axa’s deal matches with the premium and Insurance value with Car Air pump and free servicing voucher. Please suggest how to choose the best