1. 16.5cm (6.5'' ) Waterdrop Screen of OPPO A31 is the diagonal length of the display when the four rounded corners are taken to be pointed corners (i.e. actual size is marginally smaller).
2. 3-Card Slot are available only for specific regions and specific versions. Please refer to local specifications. A MicroSD card needs to be purchased separately.
3. 4230mAh is the typical value of battery capacity. The minimum capacity is 4100mAh.
4. OPPO A31 supports 14 hours of online video streaming and 7 hours of online gaming.
4a. Online video streaming duration testing was performed with a starting charge of 100% and using a 4G mobile data connection, with the phone’s audio volume adjusted to 72db, the phone’s brightness adjusted to 135lx, and while streaming a 1080P video. Actual playback time may vary under different conditions.
4b. Online gaming duration testing was performed with a starting charge of 100% and using a 4G mobile data connection, with the phone’s audio volume adjusted to 72db, the phone’s brightness adjusted to 135lx, and while running Arena of Valor. Actual usage time may vary under different conditions.
5. OPPO A31 adopts a Triple Rear Camera consisting of a 12MP Main Camera, 2MP Macro Lens, and 2MP Depth Camera. The 12MP Main Camera has an actual output of 12.58MP and produces 4096×3072 resolution images.
6. OPPO A31’s thickness of 8.3mm and weight of 180g are approximate values, taken from OPPO internal tests. Actual product may vary.
7. Riding Mode and OPPO Cloud Service are available only for specific regions. Please refer to local specifications.
8. Product pictures are for reference only. Please refer to the actual product for actual specifications. Certain product specifications and descriptions may change due to reasons like changes in suppliers. The data in the page came from OPPO designed technical parameters, and test data from the laboratories and from suppliers. In actual circumstances, the data will differ slightly, depending on the test software version, specific testing environment, and specific version.