Vivo X21 Vs Oppo K3 (8GB) - Comparison

Vivo X21 Vs Oppo K3 (8GB) - Comparison Side By Side Comparison of Vivo X21 and Oppo K3 (8GB). Compare Processor, display, RAM, Storage and other features here.

This page was last updated on 31, July 2021

Product Name Vivo X21 Oppo K3 (8GB)
Product Image Vivo X21 Oppo K3 (8GB)
Price Rs.36990 Rs.30994
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Manufacturer Vivo Oppo
Released On March 2018 May 2019
Weight (Grams) 156.20 191
Colors Black, Gold, White Green, Nebula Purple, Morning White
Dimensions 154.50 x 74.80 x 7.40 161.20 x 76.00 x 9.40 mm
Body Material Case: Aluminium Back: Glass Case: Metal Back:Plastic
Screen Size 6.28 6.5
Touchscreen Yes Yes
Touchscreen Type Super AMOLED AMOLED
Resolution 1080x2280 pixels 1080x2340 pixels
Screen Protection Corning Gorilla Glass v5
Pixel density 402 396
Screen to body ratio 85.2 84.47
Display Features -Capacitive Touchscreen, Multi-touch -3D curved glass screen -Capacitive Touchscreen, Multi-touch -2.5D curved glass screen
Operating System Android 8.1 Android v9.0
Custom OS Funtouch OS 4.0 ColorOS 6.0
Processor 2.2 GHz + 1.8 GHz Octa-core Octa-core 2.2GHz + 1.7GHz
Chipset Qualcomm Snapdragon 660 Qualcomm Snapdragon 710 SDM710
GPU Adreno 512 Adreno 616
RAM 6GB 8GB (LPDDR4x,GameBoost 2.0)
Internal Storage 128GB 128GB (UFS 2.1)
Expandable Storage Yes (256) Yes (256)
Rear Camera 12+ 5 MP 16+ 2 MP
Flash Yes, LED Flash Yes, Dual LED Flash
Front Camera 12-megapixel 16-megapixel
Front Flash Yes,Screen flash No
4G Yes Yes
WI-FI Yes,Wi-Fi 802.11, a/ac/b/g/n/n 5GHz Yes,Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Yes, v 5.00 Yes, v5.0
GPS Yes,with A-GPS, Glonass Yes,with A-GPS, Glonass
USB microUSB 2.0 USB Type-C 2.0
Fingerprint Yes (On-screen) Yes (On-screen)
Accelerometer Yes Yes
Proximity Yes Yes
Compass/ Magnetometer Yes Yes
Proximity Yes Yes
Gyroccope Yes Yes
Barometer No No
Temperature No No
Battery Capacity 3200 mAh 3765 mAh
Fast Charging Yes,Fast Charge Yes,VOOC 3.0
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Vivo X21 Vs Oppo K3 (8GB) - Comparison

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