Yes, Amazon.Where Amazon ?
RuPay card already support EMI payment.
Amazon's acquirer bank is not enabled EMI payment on RuPay credit cards yet.
You will see Flipkart already support almost all RuPay credit cards on EMI transaction.
Also few SBI RuPay Credit cards (Shaurya cards) already enabled EMI transactions on Amazon.
Personally, i dnt know why Amazon's acquirer bank is not enabled EMI transactions on all RuPay Credit cards.
I think some acquirer banks still not fully migrate to new RuPay e-com gateway "BEPG", here is the details - RuPay Card's New 3D Secure Payment Gateway Support Recurring Payment, Tokenization, EMI, Quick checkout & more
Only 3 months emi was there.
But for visa card 3/6 months no cost emi was also there.