Back in September, Oppo first unveiled the A33 in Indonesia, as a lower-end sibling of the A53. While the A53 has been official in India for a while, it's only today that the A33 has joined it in the spotlight in the subcontinent. The Oppo A33 is definitely an entry-level model, with its Snapdragon 460 chipset, 3GB of RAM, and 32GB of expandable storage. It does, however, have a feature that's usually unseen in this price range: a high refresh rate display. Specifically in this case, it's a 6.5" 720x1600 90 Hz LCD panel. The A33 also boasts a 120 Hz touch sampling rate, to make things...
Source: https://www.gsmarena.com/entrylevel_oppo_a33_launches_in_india_with_90_hz_screen-news-45911.php