Mobilawy

Oppo A91 Specs Pricing Pros & Cons Unveiled

Release Date
2019, December
Camera
48MP
Battery
4025mAh
Battery Type
20W
Processor
Helio P70
Screen
6.4"
Storage
128GB/256GB , microSDXC
Ram
4/8GB RAM
Operating System
Android 9.0, up to Android 11, ColorOS 11

Design and Build

The Oppo A91 boasts a sleek design characterized by its glass front and elegant plastic back, combined with a sturdy plastic frame. At 160.2 x 73.3 x 7.9 mm and weighing just 172 grams, it strikes a balance between a large display and portability. The phone is available in multiple colors: Lightning Black, Unicorn White, Blazing Blue, and Red, offering a stylish choice to consumers.

Display

Featuring a 6.4-inch AMOLED display, the Oppo A91 offers an immersive viewing experience with a screen-to-body ratio of approximately 85.5%. Its resolution of 1080 x 2400 pixels ensures clarity, while the 20:9 aspect ratio and a density of approximately 408 PPI make it suitable for media consumption and gaming. The display is protected by Corning Gorilla Glass 5, providing durability against scratches and impacts.

Performance

Powered by the Mediatek MT6771V Helio P70 chipset, the Oppo A91 delivers reliable performance for daily tasks and moderate gaming. It houses an octa-core CPU, with four cores clocked at 2.1 GHz Cortex-A73 and another four at 2.0 GHz Cortex-A53, ensuring a balance between power efficiency and performance. The Mali-G72 MP3 GPU handles graphics processing, making it fairly capable for most modern applications and games.

Memory and Storage

The Oppo A91 offers multiple variants in terms of memory and storage to cater to different needs. With options for 4GB or 8GB of RAM along with internal storage capacities of 128GB or 256GB, users can select a model that best fits their requirements. Additionally, the microSDXC card slot allows for storage expansion, providing flexibility for storing multimedia files and applications.

Camera

One of the highlights of the Oppo A91 is its quad-camera setup on the rear, headlined by a 48 MP wide lens. This setup is complemented by an 8 MP ultrawide sensor, a 2 MP black and white sensor, and a 2 MP depth sensor, offering a versatile photography experience. Features such as LED flash, HDR, and panorama enhance its photographic capabilities. The rear cameras support video recording at 1080p@30fps with gyro-EIS for stabilized footage. For selfies, the phone has a 16 MP front camera, also capable of HDR and 1080p video recording.

Battery and Charging

The device is equipped with a non-removable 4025 mAh Li-Po battery, ensuring sufficient power for day-to-day use. It supports 20W wired charging, advertised to charge up to 50% in just 30 minutes, which is convenient for users who are on the go and need a quick battery boost.

Software and UI

Initially running Android 9.0 Pie, the Oppo A91 is upgradable to Android 11, providing access to the latest features and security updates. The ColorOS 11 skin adds customization options and additional functionality, enhancing the user experience by allowing personalization and efficient management of applications.

Connectivity and Sensors

The Oppo A91 supports a range of network technologies, including GSM, CDMA, HSPA, and LTE, ensuring robust connectivity across various regions. It includes features such as Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 4.2, FM radio, and USB Type-C 2.0. Though it lacks NFC, its other communication features are comprehensive. The phone also includes a variety of sensors: an under-display optical fingerprint sensor for security, accelerometer, gyro, proximity sensor, and compass.

Conclusion

Overall, the Oppo A91 offers a compelling package for users looking for a smartphone with a good balance of performance, design, and photography capabilities at an affordable price point. Its build quality, display, and fast charging capabilities make it a strong contender in the mid-range smartphone market. Whether for casual use or more demanding tasks, the Oppo A91 is equipped to handle a variety of scenarios, making it a versatile choice for a broad spectrum of users.

Key Features of Oppo A91

  • Network Technology: GSM / CDMA / HSPA / LTE
  • Thin Design: Dimensions of 160.2 x 73.3 x 7.9 mm and Weight of 172 g
  • Durable Build: Gorilla Glass 5 Front
  • AMOLED Display: 6.4 inches with 1080 x 2400 pixels resolution
  • Enhanced Protection: Corning Gorilla Glass 5
  • Platform: Android 9.0, upgradable to Android 11, with ColorOS 11
  • Powerful Chipset: Mediatek Helio P70 with Octa-core Processor
  • Ample Memory Options: Up to 256GB Internal Storage and 8GB RAM
  • Quad Rear Camera: 48 MP Main Sensor with Ultra-wide and Depth Sensors
  • Front Camera: 16 MP for High-quality Selfies
  • USB Type-C: Supports OTG
  • Fingerprint Sensor: In-display Optical Sensor
  • Battery: 4025 mAh with 20W Fast Charging (50% in 30 min)
  • Audio: 3.5mm Headphone Jack Available
  • Price: Approximately 200 EUR

Disadvantages of Oppo A91

  • Uses older Android version 9.0 (Pie) out of the box, which is upgradable but may not have the latest features of newer Android versions.
  • Plastic back and frame construction makes it less premium compared to devices with metal or glass frames.
  • No NFC support, which limits capabilities for contactless payment options.
  • Bluetooth version 4.2 is outdated compared to the newer Bluetooth 5.0 standard.
  • Limited low-light performance on the camera, especially with its aperture settings.
  • Despite having a decent battery capacity, charging speed at 20W is slow compared to many new devices that offer faster charging options.
Network
Technology GSM / CDMA / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 1700(AWS) / 1900 / 2100 - International
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - International
Speed HSPA, LTE
Launch
Announced 2019, December 20
Status Available. Released 2019, December
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 Dual SIM (Nano-SIM, dual stand-by)
Display
Type 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)
Protection Corning Gorilla Glass 5
Platform
OS Android 9.0 (Pie), upgradable to Android 11, ColorOS 11
Chipset Mediatek MT6771V Helio P70 (12 nm)
CPU Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
GPU Mali-G72 MP3
Memory
Card slot microSDXC (dedicated slot)
Internal 128GB 4GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Main Camera
Quad 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)
Features LED flash, HDR, panorama
Video 1080p@30fps, gyro-EIS
Selfie camera
Single 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Features HDR
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.2, A2DP, LE
Positioning GPS, GLONASS, BDS
NFC No
Radio FM radio
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 4025 mAh, non-removable
Charging 20W wired, 50% in 30 min (advertised)
Misc
Colors Lightening Black, Unicorn White, Blazing Blue, Red
Models PCPM00, CPH2001, CPH2021
Price About 200 EUR

All Rights Reserved +13571 Phones © Mobilawy 2025