The Oppo A91 is a smartphone that was released in December 2020. It has a 6.4-inch Full HD+ display and is powered by a MediaTek Helio P70 processor. It has 8GB of RAM and 128GB of storage, which can be expanded via a microSD card. The A91 has a quad-camera setup on the back, featuring a 48-megapixel main camera, an 8-megapixel ultrawide camera, a 2-megapixel macro camera, and a 2-megapixel depth sensor. On the front, it has a 16-megapixel selfie camera. It also has a 4,000mAh battery with support for fast charging. The Oppo A91 runs on Android 10 with Oppo's ColorOS 7.1 user interface.
Here are some more details about the Oppo A91:
Display: The A91 has a 6.4-inch Full HD+ display with a resolution of 2400 x 1080 pixels. It has a 20:9 aspect ratio and a 91.2% screen-to-body ratio.
Processor and performance: The A91 is powered by a MediaTek Helio P70 processor, which is a mid-range octa-core processor with four Cortex-A73 cores and four Cortex-A53 cores. It is paired with 8GB of RAM, which should provide good multitasking performance.
Storage: The A91 comes with 128GB of internal storage, which should be plenty of space for most users. If you need more storage, you can use a microSD card to expand the storage by up to 256GB.
Cameras: The A91 has a quad-camera setup on the back, consisting of a 48-megapixel main camera, an 8-megapixel ultrawide camera, a 2-megapixel macro camera, and a 2-megapixel depth sensor. On the front, it has a 16-megapixel selfie camera. The main camera is capable of taking photos with a resolution of up to 8000 x 6000 pixels, and it supports features such as night mode, ultra steady video, and portrait mode.
Battery: The A91 has a 4,000mAh battery, which should provide enough power to last through a full day of use. It also supports fast charging, so you can quickly top up the battery when it's running low.
Operating system: The A91 runs on Android 10 with Oppo's ColorOS 7.1 user interface. ColorOS is a custom user interface that adds a number of features and customization options on top of Android. Some of the features it includes are a Dark Mode, an always-on display, and a number of gesture-based navigation options.
Design: The A91 has a sleek design with a glass front and a polycarbonate back. It is available in two colors: Cosmic Black and Aurora Blue. It has a thin bezel around the display and a small waterdrop-style notch for the front camera.
Connectivity: The A91 supports a wide range of connectivity options, including 4G LTE, WiFi, Bluetooth, GPS, and NFC. It also has a USB-C port for charging and data transfer, as well as a 3.5mm headphone jack.
Security: The A91 has a number of security features to keep your device and data safe. It has a fingerprint sensor on the back for unlocking the device, as well as face unlock for quickly accessing the device with just a glance. It also has a number of security features built into the operating system, such as app permissions and device encryption.
Other features: The A91 has a number of other features that may be useful to you. It has a built-in FM radio, which allows you to listen to local radio stations without using data. It also has a number of sensors, including an accelerometer, gyroscope, proximity sensor, and ambient light sensor.
Here is a summary of the key features of the Oppo A91 in a table format:
| Feature | Description |
|---|---|
| Display | 6.4-inch Full HD+ (2400 x 1080) display with a 20:9 aspect ratio and a 91.2% screen-to-body ratio |
| Processor | MediaTek Helio P70 octa-core processor (4x Cortex-A73 cores and 4x Cortex-A53 cores) |
| RAM | 8GB |
| Storage | 128GB (expandable via microSD card) |
| Rear cameras | 48-megapixel main camera, 8-megapixel ultrawide camera, 2-megapixel macro camera, 2-megapixel depth sensor |
| Front camera | 16-megapixel selfie camera |
| Battery | 4,000mAh battery with fast charging |
| Operating system | Android 10 with Oppo's ColorOS 7.1 user interface |
| Design | Glass front and polycarbonate back; available in Cosmic Black and Aurora Blue |
| Connectivity | 4G LTE, WiFi, Bluetooth, GPS, NFC, USB-C, 3.5mm headphone jack |
| Security | Fingerprint sensor, face unlock, app permissions, device encryption |
