Oppo A57 Smartphone Was launched in november 2016. The Oppo A57 is powered by 1.4Ghz octa-core Qualcomm snapdragon 435 processor and it comes with 3Gb of RAM. The phone packs 32Gb of internal memory that can expandable up to 256Gb via a microSD card. As fer as the cameras are a 16-megapixel front shooter for selfies. The oppo a57 runs Android 6.0 and is powered by a 2900 MAH non removal battery.it measures 149.1072.907.65(hightwidththickness) and weight 147 grams. oppo A57 GOOD - Bright and vivid display, good battery life, decent app performance, cameras fare well in daylight, dedicated micro sd slot. oppo A57 BAD - no backlit buttons and average loe light camera performance.