The Oppo A91 8GB 128GB received 4.5 out of 5 based on 1 review.
Processor
This Oppo is powered by a MediaTek Helio P70 MT6771V/CT 64-bit chip with a 2,1 Ghz Quad-Core + 2,0 Ghz Quad-Core core distribution. By using multiple cores, the device is energy efficient and can scale up for speed. With a thickness of 7.9 millimeters, the device is not too thick. This phone weighs 172 grams.
Camera
The A91 8GB 128GB has a 48 megapixel camera, it is capable of capturing extremely high-resolution images, which means that you can take very detailed and sharp photos with a lot of visual information. This can be useful if you want to zoom in on an image or crop it without losing too much detail, or if you want to print the photo at a large size and still have it look good. In general, a higher megapixel count in a camera means that it is capable of capturing more detail, which can be especially useful in certain situations such as when you need to take a close-up photo or when you are shooting in low light. You can also use the 15,93 megapixel selfie camera for video calling, for example.
Pros
- 48 megapixel camera
- Not too thick with 7.9 millimeters
- (Relatively) new operating system: Android 9.0 (Pie) ColorOS 6.1
- HSDPA, LTE-A support for super fast internet
- A huge amount of RAM (8GB)
- With a 4025 mAh battery you are not likely to run out of power
- Dual SIM
Negatives
Call & data functions
The Oppo A91 8GB 128GB supports frequencies from international networks with which you can use the fastest LTE-A network. The speed of LTE-A is perfect for watching video on the go via your mobile network, where the speed is often even higher than the WiFi connection at home. Choose a large data package with this device. You can also connect via WiFi at home or at the office.
Dual-sim
A dual-SIM phone is a type of mobile device that has the ability to use two separate SIM cards. This allows the phone to be connected to two different mobile networks at the same time, which can be useful for a variety of reasons. For example, a dual-SIM phone can be used to have two different phone numbers on the same device, or to have a separate work and personal phone number. Dual-SIM phones can also be useful for people who travel frequently and need to use local SIM cards in different countries. Some dual-SIM phones have a physical slot for the second SIM card, while others use a virtual or eSIM.
Memory and connection options
The Oppo A91 8GB 128GB has 8192 MB of RAM (8 GB) and 128 GB internal storage . Expandable memory: MicroSD up to 256GB. There is a USB connection, you can use this to exchange data with your laptop or to charge your device. Connecting Bluetooth headsets or car kits is no problem.
Do you take a lot of photos and videos? Then you can go ahead with the Oppo. With a storage of 128 GB, most users often have no storage problems. Furthermore, there are of course possibilities to expand storage in the cloud, such as with Google Drive or Dropbox.
Screen & operation
The phone is operated via the huge 6,4 inch touchscreen.The Oppo A91 8GB 128GB can display up to a 16 millions colors. This screen has a resolution of 1080 x 2400 pixels. It is claimed that the human eye can distinguish a maximum of 477 pixels per inch at 30 cm. With 411 pixels per inch, this Full HD screen is super sharp and true to life, even at close range. This does not get your eyes tired and you can easily enjoy the highest resolution images.
Operating system
Android 9.0, also known as Android Pie, is a version of the Android operating system that was released in 2018. It includes a variety of new features and improvements, such as enhanced battery life, support for gesture navigation, and new security features.
Some of the key new features of Android 9 include:
- Adaptive battery: Android 9 introduces a new adaptive battery feature that uses machine learning to optimize battery usage by limiting the power used by apps that are not actively being used.
- App actions: Android 9 introduces app actions, which are predictions of what users are likely to do next based on their context and usage patterns. These actions can appear in the app drawer, search results, and other places, making it easier for users to find and use the apps they need.
- Digital wellbeing: Android 9 includes a new set of tools and features to help users manage their digital habits and improve their overall wellbeing. These tools include a dashboard that shows users how much time they spend on their phone and in specific apps, and a new "Wind Down" mode that helps users disconnect from their phone at night.
- Gesture navigation: Android 9 introduces a new gesture-based navigation system that allows users to control their device using swipe gestures. This new navigation system replaces the traditional on-screen navigation buttons with a single home button that can be swiped to access different functions.
ColorOS 6 is a stock and aftermarket firmware developed by Oppo for smartphones based on the Android operating system. Some of its key features are completely redesigned apps, one-handed usability and performance optimizations.
