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Oppo A77s Vs Vivo Y31 5G - Comparison

Side By Side Comparison of Oppo A77s and Vivo Y31 5G. Oppo A77s vs Vivo Y31 5G comparison to compare Processor, display, RAM, Storage and other features.

This page was last updated on 16, December 2025

Product Name Oppo A77s Vivo Y31 5G
Product Image Oppo A77s Vivo Y31 5G
Specs score 77.89 81.06
Price Rs.16499 Rs.14199
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Action
Pros
Cons
Manufacturer Oppo Vivo
Released On October 2022 15th September 2025
Weight (Grams) 187.00 209.00
Colors Starry Black, Sunset Orange Rose Red and Diamond Green
Dimensions 163.74 x 75.03 x 7.99 166.14 x 77.01 x 8.39
Body Material Case: Aluminium alloy Back: Plastic
Display
Screen Size 6.56 6.68
Touchscreen Yes Yes
Touchscreen Type IPS LCD IPS LCD
Resolution 1612x720 pixels 1,608x720 pixels
Screen Protection Panda glass
Pixel density 269 264
Screen to body ratio 84.62
Display Features -Capacitive Touchscreen, Multi-touch
-2.5D curved glass screen
-90Hz refresh rate
- 1000 nits Peak Brightness
- 120 Hz Refresh Rate
- 83% NTSC
Software
Operating System Android v12.0 Android 15
Custom OS ColorOS 12.1 Funtouch OS 15
Processor
Processor Octa core 2.4 GHz + 1.9 GHz 2.2GHz MHz octa-core
Chipset Qualcomm Snapdragon 680 Qualcomm Snapdragon 4 Gen 2
GPU Adreno 610 Adreno 613
Memory
RAM 8GB (LPDDR4X) 4GB, 6GB (LPDDR4X)
Internal Storage 128GB (UFS 2.2) 128GB (eMMC 5.1)
Expandable Storage Yes (1TB) Yes (2TB)
Camera
Rear Camera 50+ 2 MP 50+ 0.08 MP
Flash Yes, LED Flash Yes, LED Flash
Front Camera 8-megapixel 8-megapixel
Front Flash No Yes, Screen Flash
Connectivity
5G Yes
4G Yes Yes
WI-FI Yes, Wi-Fi 802.11 ac (2.4GHz + 5Ghz) Yes
Bluetooth Yes, v5.0 Yes, v 4.20
GPS Yes, with A-GPS, Glonass Yes with A-GPS, BeiDou, Galileo, Glonass
NFC No No
USB USB Type-C 2.0 Yes
Sensors
Fingerprint Yes (Side) Yes (Side)
Infrared Yes
Accelerometer Yes Yes
Proximity Yes Yes
Compass/ Magnetometer Yes Yes
Proximity Yes Yes
Gyroccope Yes No
Barometer No No
Temperature No No
Battery
Battery Capacity 5000 mAh 6500 mAh
Fast Charging Yes, 33w SUPERVOOC 44W Flash Charge
Wireless Charging No
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Oppo A77s Vs Vivo Y31 5G - Comparison

You can see the comparison of phones side by side. Now you are free to judge and decide what phone to buy.

Frequenty Asked Questons about Oppo A77s Vs Vivo Y31 5G - Comparison

What is the better in Oppo A77s and Oppo A77s?

Vivo Y31 5G is better than Oppo A77s in terms of specs

Is Oppo A77s is better than Oppo A77s?

It seems Vivo Y31 5G is better than Oppo A77s in terms of specs

Which phone has better performance in Oppo A77s and Oppo A77s?

It seems Vivo Y31 5G is better than Oppo A77s in performance.

Which phone has bigger display in Oppo A77s and Oppo A77s?

Vivo Y31 5G has larger display than the display of Oppo A77s. Vivo Y31 5G comes with a 6.68 inch display that is bigger than the 6.56 inch display of Oppo A77s

What is the cheaper in Oppo A77s and Oppo A77s?

Vivo Y31 5G is cheaper than Oppo A77s

In Oppo A77s and Oppo A77s, what phone has larger battery?

Vivo Y31 5G has 6500 mAh battery that is larger than 5000 mAh battery of Oppo A77s

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