OPPO A31 (Mystery Black, 4GB RAM, 64GB Storage) | Best smartphone Uder


OPPO A31 (Mystery Black, 4GB RAM, 64GB Storage) with No Cost EMI/Additional Exchange Offers

This Phone Is Available in Three Colors
  • Mystery Black
  • Lake Green
  • Green
And Available In Two Storage And RAM Sizes :

  • 4GB  64GB
  • 6GB 128GB
With Offer

  • 12+2+2MP triple rear camera (12MP main camera+2MP macro lens+2MP depth camera) with Portrait bokeh, macro lens, and dazzle color mode. 8MP front camera with AI beautification
  • 16.5 centimeters (6.5-inch) waterdrop multi touch screen with an 89% screen to body ratio, 1600 x 720 pixels resolution, 269 PPI pixel density
  • Memory, Storage & SIM: 4GB RAM , 64GB internal memory expandable up to 256GB , Dual SIM (nano+nano) dual-standby (4G+4G)
  • ColorOS 6.1 operating system based on Android Pie v9.0 with 2.3GHz Mediatek P35 Octa-core processor, IMG GE8320 GPU
  • 4230 mAH lithium-polymer battery providing talk-time of 45 hours and standby time of 450 hours
  • 1-year manufacturer warranty for device and 6 months manufacturer warranty for in-box accessories including batteries from the date of purchase. The box does not include earphones

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OPPO A31 Mobile Phone Information

Colour: Mystery Black  |  Size name:4GB  |  Style name: With Offer  |  Pattern name: Phone

Technical Details:-




4 GB

Product Dimensions

16.4 x 0.8 x 7.6 cm; 180 Grams


1 Lithium Polymer batteries required. (included)

Item model number


Wireless communication technologies

Bluetooth, WiFi Hotspot

Connectivity technologies


Special features

Acceleration sensor, Magnetic induction, Fingerprint, Proximity Sensor, Dual SIM, OTG, GPS, Pedometer, G-sensor, Light sensor, Other sensors, Video Player, Music Player

Other display features


Device interface - primary


Other camera features


Form factor



Mystery Black

Battery Power Rating

4230 Milliamp Hours

Phone Talk Time

45 Hours

Phone Standby Time (with data)

450 Hours

What's in the box

Handset, USB Cable, Sim Tray Ejector, Pre-applied Screen Protector and Protective Case, Booklet with Warranty Card and Quick Guide


OPPO Mobiles India Pvt. Ltd.

Country of Origin


Item Weight

180 g


Product description

Colour: Mystery Black  |  Size name:4GB  |  Style name:With Offer  |  Pattern name: Phone

Triple camera with portrait and macro mode. 6.5-inch eye-protection display.Ultimate audio and video experience. 4230mAh bigger battery capacity frees you from the concern of battery drain during your day.



3-Card Slot (Dual Sim + MicroSD for up to 256GB Extra Memory)

OPPO A31‘s 4GB/6GB RAM provides faster performance to ensure you can play games and multitask with ease. Super large memory of 64GB ROM lets you download and save more photos, music, and videos. Moreover, OPPO A31 supports up to 256GB of additional memory with the three-card slot (Dual Sim + MicroSD). With this much storage, entertainment has no limits.

Long-Lasting Battery

4230mAh Battery

With a 4230mAh battery, you can watch videos, play games and listen to music all day long. You can watch HD videos online for up to 14 hours, or play games for up to 7 hours.

Smooth Performance

Octa-Core Processor

Featuring a 2.3GHz Octa-Core Processor, OPPO A31 runs smoothly during games and video playback, with reduced power consumption.


12MP Main Camera+2MP Macro Lens+2MP Depth Camera

OPPO A31’s three lenses inspire you to capture images in more ways than ever before. A 12MP Main Camera gives you clear and bright images while a Macro Lens lets you dive deeper into the tiniest details by capturing objects as close as 4cms to the lens. Additionally, the Depth Camera helps create stunning portraits

Beautiful Selfies

8MP Front AI Beautification Camera

Say hello to more natural and beautiful selfies. OPPO A31’s 8MP Front AI Beautification Camera automatically identifies age and gender to create customized and natural selfies with more refined and beautiful skin.


Immersive Viewing Experience

16.5cm (6.5’’) Waterdrop Eye Protection Screen

The newly designed Nano-Waterdrop Notch of OPPO A31 is 31.4% smaller than before. The result is a larger screen that makes playing games and watching videos more immersive than ever. Additionally, OPPO A31 filters out harmful blue light to prevent eye fatigue, protecting your vision for all-day enjoyment.

(16.5 cm) 6.5’’ Nano-Waterdrop Screen

89% Screen-to-Body Ratio

3D Aesthetic Design

Fantasy White | Mystery Black

OPPO A31 comes in two striking colors, Mystery Black and Fantasy White. Mystery Black inspired by moonless midnight, and Fantasy White inspired by Chinese porcelain - Ru Ware. Its 3D Aesthetic Design will let you shine above the crowd.

Fantasy White Mystery Black

Feel the Difference

Thinner Curved Body

OPPO A31’s 3D Ergonomic Body is designed for a thinner visual appearance. Its display size, aspect ratio, and one-body design ensure thinness and smoothness, making it perfect for one-hand holding.

8.3mm Thickness 180g Weight 20:9 Aspect Ratio.

Unlock in a Moment

Fingerprint Unlock

OPPO A31 comes with a rear fingerprint scanner, allowing you to unlock your phone quickly and securely.


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Questions & Answers


Question: Is two 4g sim active at a time

Answer: Yes


Question: Na phone tracking teriyaki

Answer: Yes, OPPO A31 is specified with the feature of Find My Device.


Question: How much battery capacity

Answer:4230 mah


Question: When I am trying to order a White color phone it is just showing me black color is white out of stock

Answer: Yes.


Question: Has oppo a31 fast charging facility available ??

Answer: Yes


Question: is this device support google meet

Answer: I don't know.


Question: This is face unlock

Answer: Nice


Question: How money storage is available on this phone Oppo A31

Answer: It's have 64GB storage and usage only approx 2 GB. For the last few days, the mobile is on switch off mode. whenever I tried it on it automatically switched off. A very bad experience. please take the necessary action as soon as possible.


Question: Can I use direct video call without an internet connection

Answer: No


Question: This is the app a hidden option?

Answer: No


Question: Does it supports an 18w charger

Answer: We always suggest the customers use the charger provided in the in-box accessories as high voltage charger might harm the battery of the device.


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