Amazon Smartphone Upgrade Days sale is now live in India and will end on 30 March. During the sale, the e-commerce platform will offer an instant discount of 10 percent on SBI Bank credit cards. Several smartphones by Redmi, Samsung, OnePlus, Apple and more will be available at a discount of up to 40 percent during the sale. Going by the Amazon sale preview, here are the best deals available during the upcoming Amazon sale. (Also Read: Apple Days sale: Deals on iPhone 12, iPhone 12 Mini, iPhone SE, M1 MacBook Pro, Apple Watch SE, more on Vijay Sales ) Best deals on smartphones Redmi Note 9 Pro Going by the preview, the Redmi Note 9 Pro (Review) , launched at a starting price of Rs 13,999, will now sell at Rs 12,999. iPhone 12 Mini iPhone 12 Mini will sell at a starting price of Rs 67,100 on Amazon. It was launched in India at Rs 69,900 back in October last year. Galaxy M51 Buyers will get the Galaxy M51 (Review) at a starting price of Rs ...