The OPPO A71 was just announced and made available in other countries and is billed as a smartphone for speed. How is it going to fare against Vivo’s own device called the Y55s which is marketed for the same reason? We decided to put them head-to-head. Let’s start! 
The A71 is OPPO‘s new smartphone. It has a 5.2″ HD IPS TFT display with 1280 x 720 resolution, a MediaTek MT6750 chipset, 16GB internal storage, 3GB RAM, 13MP autofocus rear camera with LED flash, 5MP front camera, and a 3000mAh battery to power up the smartphone.
The Vivo Y55S is a successor to the Y55L that was released last year. It has a 5.2″ HD IPS display with 1280 x 720 resolution, a Snapdragon 425 chipset, 16GB internal storage, 3GB RAM, 13MP autofocus rear camera with LED flash, 5MP front camera with screen flash, and a 2750mAh battery built in.
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https://www.yugatech.com/mobile/specs-comparison-oppo-a71-vs-vivo-y55s/#J7j1ft9tBQZhKqM3.97
