1. As compared with A9 2020.
2. In-Display Fingerprint unlock speed is tested internally at OPPO; results as compared with that of OPPO In-Display Fingerprint 2.0. Testing conditions: When screen is dimmed and fingerprint scanner light is on.
3. According to Corning. For detailed information, please visit corning.com.
4. VOOC Flash Charge 3.0's charging time is tested internally at OPPO. Testing conditions: When battery is under 1%, with screen dimmed and all functionalities turned off except call function; charged with built-in charger. Actual charging times may vary depending on charging conditions.
5. A 91's battery capacity is 4000mAh; the typical value of battery capacity is 4025mAh.
6. 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.