The Oppo A91 is equipped with a 48-megapixel quad-camera that offers photo enthusiasts many options in ultra-wide and macro photography. The quad-camera combination of the Oppo A91 includes a 48 MP main camera, an 8 MP wide-angle macro lens, a 2 MP mono lens, and a 2 MP portrait lens. The 4-in-1 pixel combination technology delivers ultra-high-resolution images and high light sensitivity, capturing more details whether during the day or at night. With the ultra-wide macro lens, detailed shots in professional quality can be achieved even in challenging lighting conditions. Electronic image stabilization (EIS) and a hardware-based internal anti-shake gyroscope sensor ensure high-quality video stabilization. Even in shaky scenes, the Oppo A91 captures clear, sharp, and stable motion footage. With an aspect ratio of 20:9, a screen-to-body ratio of 90.7%, a weight of just 172 g, and a thickness of 7.9 mm, it feels pleasantly sleek in the hand. It offers the best features of the A series in the slimmest and lightest smartphone of the series to date. The Oppo A91 is equipped with 8 GB of RAM, 128 GB of internal storage, and a 4000 mAh battery. It is available in Lightning Black and Blazing Blue colors.