Oppo A91
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Released: 2019, December
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OS: Android 9.0; ColorOS 6.1
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Display: 6.4" 1080x2400 pixels
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Camera: 48MP 2160p
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RAM: 8GB RAM MT6771V Helio P70
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Battery: 4025mAh Li-Po
Full Specifications and Price in Bangladesh
General Info
Announced | 2019, December 20 |
Status | Available |
Brand | Oppo |
Model | Oppo A91 |
Color | Dark Blue, Red, Blue |
Made by | China |
Price | BDT. 25,000 |
Network
Technology | GSM / CDMA / HSPA / LTE |
2G Bands |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA |
3G Bands |
HSDPA 850 / 1700(AWS) / 1900 / 2100 - International HSDPA 850 / 900 / 2100 - Southeast Asia |
4G Bands |
1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International 1, 3, 5, 7, 8, 38, 40, 41 1, 3, 5, 8, 38, 40, 41 - Southeast Asia 1, 3, 4, 5, 8, 34, 38, 39, 40, 41 - China |
5G Bands | N/A |
Speed | HSPA, LTE-A |
GPRS GPRS (General Packet Radio Service) is a packet oriented mobile data service on the 2G and 3G cellular communication system's global system for mobile communications (GSM), Generally, GPRS is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
EDGE EDGE (Enhanced Data GSM Environment) is a wireless network technology generally considered the next step in the 2G network offers data transfer rates up to four times faster than ordinary GSM networks, Generally, EDGE is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. |
Body
Dimensions | 160.2 x 73.3 x 7.9 mm (6.31 x 2.89 x 0.31 in) |
Weight | 172 g (6.07 oz) |
Build | Glass front (Gorilla Glass 5), plastic back, plastic frame |
SIM SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. | Dual SIM (Nano-SIM, dual stand-by) |
Display
Type Design Type called form factor refers to a mobile phone's size, shape, and style as well as the layout and position of major components of phone. There are three major form factors seen in mobile phones => bar phones, folding phones and sliding phones. | AMOLED, 430 nits (typ) |
Size | 6.4 inches, 100.4 cm2 (~85.5% screen-to-body ratio) |
Resolution | 1080 x 2400 pixels, 20:9 ratio (~408 ppi density) |
Refresh Rate | 60 Hz |
Protection |
Corning Gorilla Glass 5 |
Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | 408 ppi density |
Multitouch | |
Features |
MP4/H.264 player MP3/WAV/eAAC+/FLAC player Document viewer Photo/video editor |
Platform
Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. | Android 9.0 (Pie), upgradable to Android 11, ColorOS 11 |
Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Mediatek MT6771V Helio P70 (12nm) |
CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) |
GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Mali-G72 MP3 |
Memory
Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. | Micro SDXC (dedicated slot) |
RAM RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices. | 4/8 GB |
Internal Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored. | 128/256 GB |
Main Camera
Camera Resolution |
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP B/W, f/2.4, 1/5.0", 1.75µm 2 MP, f/2.4, (depth) |
Camera Features |
LED flash, HDR, panorama |
Video Resolution | 1080p@30fps, gyro-EIS |
Selfie Camera
Camera Resolution |
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm |
Camera Features |
HDR |
Video Resolution | 1080p@30fps |
Sound
Alert Types | Vibration, MP3, WAV ringtones |
Loudspeaker | Yes |
Audio Jack |
Connectivity
WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | 5.0, A2DP, LE, aptX HD |
GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. | Yes, with A-GPS |
NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. | |
Infrared port | |
FM Radio | |
USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
Features
Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device. |
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
Messaging | SMS(threaded view), MMS, Email, Push Email, IM |
Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages. | HTML5 |
Java |
Battery
Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Non-removable Li-Po |
Battery Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 4025 mAh |
Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. |
Fast battery charging 30W: 50% in 30 min (VOOC Flash Charge 4.0) |
Fast Charging | |
Wireless Charging |
Oppo A91: Overview
The Oppo A91 is a mid-range smartphone with a sleek design, impressive camera capabilities, and reliable performance. It features a 6.4-inch AMOLED display with FHD+ resolution, delivering vibrant colors and sharp visuals. Powered by the MediaTek Helio P70 processor and equipped with 8GB of RAM, the Oppo A91 ensures smooth performance for multitasking, gaming, and everyday tasks.
The device boasts a quad-camera setup on the back. It includes a 48MP primary sensor, an 8MP ultra-wide-angle lens, a 2MP macro lens, and a 2MP depth sensor, making it versatile for different photography scenarios. Running on Color OS 6.1 based on Android 9.0 Pie, the Oppo A91 also packs a 4025mAh battery with 20W VOOC fast charging, ensuring you can quickly recharge when needed.
Price in Bangladesh
The Oppo A91 is priced at approximately BDT 25,000 in Bangladesh, positioning it as a competitive option in the mid-range smartphone market.
Pro and Cons
Pros:
- AMOLED Display: The 6.4-inch screen offers excellent color reproduction and contrast, enhancing the viewing experience.
- Sound Performance: The MediaTek Helio P70 processor and 8GB of RAM provide reliable performance for multitasking and gaming.
- Versatile Camera Setup: The quad-camera system, led by a 48MP primary sensor, allows for a wide range of photography options, from ultra-wide shots to detailed close-ups.
- Fast Charging: The 20W VOOC fast charging feature quickly powers up the 4025mAh battery, reducing downtime.
- Sleek Design: The slim, lightweight design and glossy finish make the Oppo A91 stylish and comfortable.
Cons:
- No 5G Support: The Oppo A91 does not support 5G, which may be a drawback for users looking for future-proof connectivity.
- Outdated Software: Running on Android 9.0 Pie, the device may miss some of the latest features and updates.
- Plastic Build: The plastic construction, while durable, may not feel as premium as metal or glass alternatives.
- Average Low-Light Camera Performance: The camera setup, while versatile, may struggle in low-light conditions compared to higher-end devices.
FAQs
Q1: Does the Oppo A91 support 5G? No, the Oppo A91 supports 4G LTE but does not have 5G capabilities.
Q2: Can the storage be expanded on the Oppo A91?Yes, the device includes a microSD card slot that supports expansion up to 256GB.
Q3: Does the Oppo A91 have a fingerprint sensor? The Oppo A91 features an in-display fingerprint sensor for secure and convenient unlocking.
Q4: Is the battery removable? No, the 4025mAh battery in the Oppo A91 is non-removable.
Q5: What colors are available for the Oppo A91?The Oppo A91 is available in Lightening Black and Unicorn White colors.
Reason to Buy
- Vibrant AMOLED Display: The 6.4-inch AMOLED screen provides a rich visual experience, perfect for media consumption and gaming.
- Strong Performance: With the Helio P70 processor and 8GB of RAM, the Oppo A91 handles multitasking and gaming smoothly.
- Versatile Camera System: The quad-camera setup offers a range of photography options, making it ideal for capturing different types of photos.
- Fast Charging: The 20W VOOC fast charging ensures you can quickly recharge the device and stay connected throughout the day.
- Sleek and Stylish Design: The slim and lightweight design and attractive color options make the Oppo A91 a visually appealing choice.
This overview provides a detailed look at the Oppo A91, including its price, pros and cons, FAQs, and buying reasons. If you need further details or adjustments, feel free to ask!
Disclaimer Note
We do not guarantee that the information of this page is 100% accurate and up to date.