Oppo A71 octa core powered with 3000 mAh battery launched for Rs. 12,990 By Sunil V on September 12, 2017 12 Comments Oppo Mobiles launched a entry level smartphone, the Oppo A71 in India. This handset is powered by an octa core processor (MediaTek), packed with 3GB RAM and houses a 3000 mAh battery. A71 price in India is Rs. 12,990.