During the Great Indian Festival 2025, you can avail a 10% instant discount on shopping using SBI (State Bank of India) credit or debit cards. This discount applies on Amazon for eligible transactions during the festival period, with specific terms such as minimum transaction values and maximum discount limits. The offer is valid on SBI debit and credit cards excluding corporate, cashback, and Paytm SBI cards. Other banks like Axis Bank, ICICI Bank, and AU Small Finance Bank may have different offers related to cashback and vouchers, but the primary bank offering the guaranteed 10% instant discount is SBI Bank.