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Oppo A77

Oppo A77
Brand: OPPO
Category: Smartphone
  • OS Android 12, ColorOS 12.1
  • Display IPS LCD, 6.56 inches
  • Chipset Mediatek MT6833P Dimensity 810 (6 nm)
  • Main Camera Dual: 48 MP; 2 MP
  • RAM 4 GB, 6 GB
  • Battery Li-Po 5000 mAh

Full Specification


Model Oppo A77
Brand Oppo
Brand origin China
Operating System Android 12, ColorOS 12.1
Colors Ocean Blue, Midnight Black


First Release Date August 3, 2022
Status Available in Bangladesh


Dimensions 163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)
Weight 190 g (6.70 oz)
SIM Dual SIM (Nano-SIM, dual stand-by)


Type IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
Size 6.56 inches, 103.4 cm2 (~84.0% screen-to-body ratio)
Screen Resolution 720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Display protection IPX4 water resistant


Chipset Mediatek MT6833P Dimensity 810 (6 nm)
CPU Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G57 MC2


Internal Storage 64 GB, 128 GB
Card slot microSDXC
RAM 4 GB, 6 GB

Main Camera

Camera Setup Dual
Resolution 48 MP, f/1.7, 26mm (wide), PDAF; 2 MP, f/2.4, (depth)
Autofocus Yes
Flash Yes, LED Flash
Image Resolution 8150 x 6150 Pixels
Camera Features LED flash, HDR, panorama
Video Recording 1080p@30fps

Selfie Camera

Front Camera Setup Single
Front Camera Resolution 8 MP, f/2.0, 26mm (wide)
Front Camera Features Panorama
Video 1080p@30fps


Loudspeaker Yes, with stereo speakers
Audio Jack 3.5mm jack


Capacity 5000 mAh
Battery type Li-Po
Removable Non-removable
Quick Charging 33W wired, 53% in 30 min (advertised)
USB USB Type-C 2.0, OTG


WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.3, A2DP, LE, aptX HD
GPS Yes, with A-GPS


Technology GSM / HSPA / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE, 5G

More Feature

Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Others Light sensor

Expert Rating by Mobile71.com

Unbiased review by our expert team.

  • Design 8 / 10
  • Camera 8 / 10
  • Feature 7 / 10
  • Performance 8 / 10
  • Battery 9 / 10

Oppo A series smartphones are decent and the best combination of all the latest and finest features, at the same time A series phones are regarded as value for money. Oppo A77 has no exception, it aimed to strike a balance between performance, design, and affordability. Let’s delve into the key features and aspects of the phone.

Display & Design: Oppo A77 comes with a 6.56-inch IPS LCD that offers 1612 x 720 (HD+) resolution, resulting in vibrant colors and sharp visuals. Having 89.8% screen-to-body ratio and 60Hz refreshing rate this HD+ display visualizes the most immense audio-visual experience ever. Moreover, it reduces blue light radiation to ensure proper eye protection. Oppo A77 features a unibody construction that exudes a premium feel. Its well-crafted plastic body not only adds a touch of sophistication but also provides durability. Currently, Oppo A77 is available in two different colors, and version Sunset Orange and  Sky Blue (color) Panel version and a leather version.

Software & Performance: At the heart of the Oppo A77 is a capable MediaTek Helio G35, 8 cores, up to 2.3GHZ processor, coupled with 4GB RAM. This setup is sufficient for handling everyday tasks such as browsing, social media, moderate gaming, and multimedia consumption. However, heavy gaming and intensive multitasking might see some limitations. Oppo A77 runs on ColorOS 12.1 based on Android 12, providing a user-friendly interface with a range of customization options. Other essential software and sensors like side-mounted fingerprint, compass, G-sensor, etc. are very responsible and get automatic updates when required. IPX4 water resistance and IPX5 dust resistance increase its durability. 

Camera: Oppo A77 is equipped with a dual AI camera setup in the rear, consisting 50MP; f/1.8; FOV 77°; 5P primary lens, 2MP; f/2.4; FOV 89°; 3P depth lens and LED flashlight. The camera module can capture ultra-clear more detailed photos to collect every moment of your life. AI power adjustment, white balance, and a perfect balance between foreground and background make images shine and vivid. On the front, there is a 8MP; f/2.0; FOV 79°; 5P selfie camera catering to selfie enthusiasts and those who enjoy video calls. Oppo’s expertise in camera software is evident with features like Beautify mode and various filters to enhance photos. It also acts as a face-recognization sensor.

Battery: Oppo A77 holds a 5000mAh long-lasting battery with 33W fast charging that can comfortably last throughout the day. The fast charging technology significantly reduces charging time, Oppo claims that you can stream approximately 15 hours of online streaming and 6-7 hours of gaming. By power saving mode you will get 50  minutes straight with only 5% charge. So no need to hang up to plug in.

Storage: Oppo A17 has been launched with 128GB internal ROM, This gigantic storage may be sufficient to collect your essential data and application but if you feel this is insufficient then it can be extended up to 1TB through a dedicated microSD card.

Network & Connectivity: As a smartphone Oppo A77 offers all essential network and connectivity features. It is 4G dual sim supported which ensures seamless connectivity and high-speed internet browsing. Bluetooth 5.3, Wi-Fi, WLAN, GPS, Google map, Type-C USB port, and other feature enhances your comprehensive connectivity.

Oppo A77 Price in Bangladesh

Model Price (BDT)
Oppo A77 14,990/-


Oppo A77 Review (by mobile71 expert team)

Oppo A77 arrives with ample features and advanced technologies to deliver better performance in every aspect. This smartphone is powered by MediaTek Helio G35 8 cores, up to 2.3GHZ processor paired with 4GB RAM and 128GB ROM that offers the best optimization, multitasking, and intensive gaming smoothness. To introduce the user-friendly interface Oppo A17 runs on ColorOS 12.1 based on Android 12. Its 6.56-inch IPS LCD HD+ Display provides more vibrant and true color visuals that enhance streaming experiences. Opps A12 has incredible improvement in battery with 5000 mAh long-lasting battery with 33W fast charging that essence for maximum standby. Oppo A57 camera module is excellent in a word, in the rear it has 50MP primary camera with 2MP depth sensor which can capture ultra-clear photography and stunning videos. There is a 8MP front-facing selfie camera with so many AI beatification moods. However, Oppo A77 has tried to bring all the latest features at affordable prices, so this phone can be recommended for budget-concern customers.

Pros Cons
Elegant Design No Full HD+
6.56-inch IPS LCD HD+ Display No Display Protection
MediaTek Helio G35 Chipset
5000 mAh long-lasting battery with 33W fast charging
IPX4 Water Resistance and IPX5 Dust Resistance
ColorOS 12.1 based on Android 12


Oppo A77 serves as a commendable mid-range smartphone that offers a mix of impressive camera capabilities, a sleek design, and decent performance. The emphasis on camera technology, in particular, makes it an attractive option for users who prioritize photography and social media sharing.


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