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Oppo A91

Oppo A91
$236
Brand: OPPO
Category: Phones
  • Display 6.4-inch pixels 1080 x 2400 Full-HD+ Screen
  • Camera 48 MP + 8 MP + 2 MP + 2 MP Back / 16 MP front
  • Storage 128 GB
  • RAM 8 GB
  • CPU Octa-core 2.1 GHz Mediatek Helio P70
  • OS Android 9.0 (Pie); ColorOS v6.1

Our Rating

The rating is based on the opinions of users and reliable reviewers.

8.3
  • Design, Built Quality 7 / 10
  • Display Quality 9 / 10
  • Camera Quality 8 / 10
  • Audio & Multimedia 7 / 10
  • OS and Usability 9 / 10
  • Battery Performance 7 / 10

Oppo A91 Highlights and Overview

Oppo A91 is a mid-range smart phone from Oppo Mobiles, launched in China. The device is same F15 launched in the Indian market. It comes with 4-rear cameras, along with the Mediatek Helio P70 CPU. The display is a 6.4-inch Full-HD+ display, with 1080 x 2400 pixels resolution. It has a waterdrop notch overhead, housing the selfie sensor.

Under the hood, the Oppo A91 is runs on the aforementioned MediaTek Helio P70 CPU clocked at 2.1 GHz. Graphic is handled by ARM Mali-G72 MP3, coupled with 8GB of RAM and up to 128GB internal storage, expandable up to 256 GB via SDcard.

Coming to the 4-camera sensors at the back; it is a combination of a primary 48-megapixel sensor, along with a secondary 8-megapixel ultra-wide angle lens, a 2-megapixel depth sensor and a dedicated 2-megapixel macro lens. Upfront, there’s a single 16-megapixel front-facing camera for your selfie needs. 

Oppo A91 Rear View

Interestingly, the device comes with an in-screen fingerprint scanner, along with a dual Nano-SIM slot with support for 4G LTE network, a 4025mAh battery with VOOC Flash Charge 4.0, Bluetooth 5.0 and USB Type-C interface. It runs on Android 9.0 (Pie) out of the box, based on color OS 6.1. Other specifications and key features of the Oppo A91 smartphone are detailed in the specification table below.

Oppo A91 Full Specifications and Features

NETWORK

Technology GSM / CDMA / HSPA / LTE
2G Network Bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
3G Network Bands HSDPA 850 / 1700(AWS) / 1900 / 2100
4G Network Bands LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
5G Network Bands Does not have support for 5G Network
Speed HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps

LAUNCH

Also Known As -
-

BODY

Dimensions 162.5 × 77.6 × 7.9 mm
Weight 172 grams
Build Front glass, plastic body
SIM Type Dual SIM (Nano-SIM, dual stand-by)

DISPLAY

Display Type AMOLED capacitive touchscreen, 16M colors
Size 6.4 inches, 97.4 cm2 (~82.3% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~411 ppi density)

PLATFORM

Operating System Android 9.0 (Pie)
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

RAM + ROM 8 GB
Card Slot Yes, up to 256 GB via microSD card (uses dedicated slot)

MAIN CAMERA

Camera Type Quadruple Lenses
Camera Sensor(s) 48 MP + 8 MP + 2 MP + 2 MP main camera
Camera Features Autofocus
Continuous shooting
Digital zoom
Digital image stabilization
Geotagging
Panorama
HDR
Touch focus
Face detection
White balance settings
ISO settings
Exposure compensation
Self-timer
Scene mode
Sensor size - 1/2.8"
Pixel size - 1.12 μm
Phase detection
6-element lens
+ 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm - (Second sensor)
+ 2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera) - (Third Sensor)
+ 2 MP, f/2.4, 1/5", 1.75µm, depth sensor - (Fourth Sensor)
Video Resolution 2160p@30fps, 1080p@30fps

SELFIE CAMERA

Camera Type Single Lens
Camera Sensor(s) 16-megapixel
Camera Features Face Beautification
HDR
scene recognition
AI FaceID
Video Resolution 1080p@30fps

SOUND

Loudspeaker Yes
Speaker Location Chin, below display
Audio Jack Type Yes, 3.5mm audio jack

CONNECTIVITY

Bluetooth Bluetooth 5.0
NFC
GPS Yes, with A-GPS, GLONASS
FM Radio No

BATTERY

Battery Capacity Non-removable Li-Po 4025 mAh battery
Wireless Charging No
Talk Time Talk Time is the longest time that a single battery charge will last when you are constantly talking on the phone under perfect conditions, Ambient temperature and highly dependent on the cellular network environment such as the distance to the closest cell network tower. Up to 29 hours
Stand-by Up to 400 hours

OTHER FEATURES

Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Box Contents Charging Brick / USB cable

Oppo A91 User Reviews and Opinions

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Disclaimer Note

We CANNOT guarantee 100% accuracy for the specification table above.