Infinix Smart 20 4G vs Oppo A6c 4G - Full Comparison

Findprix helps you compare the Infinix Smart 20 4G 4GB RAM, 128GB and Oppo A6c 4G in terms of price, specifications, user reviews, and more. Infinix Smart 20 4G 4GB RAM, 128GB is expected to launch in India on June 12, 2026, with a starting price of ₹13,999 Oppo A6c 4G is priced at ₹13,999. Here's a quick comparison.

ProductPrice Processor RAM Storage Display Front Camera Rear Camera Battery OS
Infinix Smart 20 4G₹13,999 MediaTek Helio G81 Ultimate | 12 nm 4GB | LPDDR4X 128GB | eMMC 5.1 6.78 inches | HD+ 8MP 8MP 5200 mAh | 15W Android 16 | XOS 16
Oppo A6c 4G₹13,999 Unisoc T7250 | 6 nm 4GB | LPDDR4X 64GB | UFS 2.2 6.75 inches | HD+ 5MP 13MP 7000 mAh | 15W Android 15
Infinix Smart 20 4G 4GB RAM, 128GB
₹13,999
Infinix Smart 20 4G
4GB RAM + 128GB
Upcoming
Oppo A6c 4G
₹13,999
Oppo A6c 4G
4GB RAM + 64GB
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Infinix Smart 20 4G

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Oppo A6c 4G

AmazonAmazon₹13,999
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General

Feature Infinix Smart 20 4GOppo A6c 4G
Device TypeSmartphoneSmartphone
Operating SystemAndroid 16Android 15
Custom UIXOS 16--

Design

Feature Infinix Smart 20 4GOppo A6c 4G
Dimensions167.7 x 78.8 x 7.7 mm166.5 x 78.2 x 9 mm
Weight189 g215 g
Water ResistanceYes, IP64Yes, IP64
Dust ResistanceYesYes
Build MaterialBack: Plastic--
ColoursSunlike Orange, Cloudline Blue, Shadow Black, Polaris TitaniumStone Brown, Feather White

Display

Feature Infinix Smart 20 4GOppo A6c 4G
Touch ScreenYesYes
Touch Sampling Rate--240 Hz
Display TypeIPS LCDLCD
BrightnessHBM: 700 nitsTypical: 700 nits
HBM: 900 nits
Refresh Rate120 Hz120 Hz
Screen Size6.78 inches (17.22 cm), HD+6.75 inches (17.15 cm), HD+
Screen Resolution720 x 1600 pixels720 x 1570 pixels
Aspect Ratio20:920:9
Screen-to-Body Ratio~82.9%~90.5%
Pixel Density~259 ppi~256 ppi

Rear Camera

Feature Infinix Smart 20 4GOppo A6c 4G
Camera SetupSingleSingle
Primary8 MP (wide)
f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size
13 MP (wide)
81° FoV, 4P lens, f/2.2 aperture
upto 10x digital zoom
AF
AutofocusYesYes
FlashYes, Dual LEDYes, LED
Video Recording1440p @ 30 fps, 1080p @ 30 fpsStandard: 1080p @ 30 fps, 720p @ 30 fps
Time-lapse: 1080p @ 30 fps, 720p @ 30 fps

Front Camera

Feature Infinix Smart 20 4GOppo A6c 4G
Camera SetupSingleSingle
Primary8 MP (wide)
f/2.0 aperture, 1/4.0″ sensor size, 1.12µm pixel size
5 MP (wide)
77° FoV, 3P lens, f/2.2 aperture
Video Recording1440p @ 30 fps, 1080p @ 30 fps720p @ 30 fps

Performance

Feature Infinix Smart 20 4GOppo A6c 4G
RAM4 GB4 GB
RAM TypeLPDDR4XLPDDR4X
ChipsetMediaTek Helio G81 UltimateUnisoc T7250
Fabrication12 nm6 nm
GPUMali-G52 MC2Mali-G57
CPUOcta core
2x Cortex-A75 @ 2.0 GHz
6x Cortex-A55 @ 1.7 GHz
Octa core

Storage

Feature Infinix Smart 20 4GOppo A6c 4G
Internal Storage128 GB64 GB
Storage TypeeMMC 5.1UFS 2.2
Memory Card SlotYes, up to 2 TBYes

Battery

Feature Infinix Smart 20 4GOppo A6c 4G
Battery5200 mAh7000 mAh
Wired Charging Speed15W15W
Wired Reverse ChargingYes, 5W--

Network

Feature Infinix Smart 20 4GOppo A6c 4G
SIMSIM 1: Nano
SIM 2: Nano
SIM 1: Nano
SIM 2: Nano
Network Support4G, 3G, 2G4G, 3G, 2G
4G BandsB1, B2, B3, B4, B5, B7, B8, B20, B28, B38, B41, B40B1, B3, B5, B7, B8, B20, B28, B38, B40, B41
Navigation SupportGPSGPS, Glonass, Beidou, Galileo, QZSS
SAR--Head: 1.036W/kg
Body: 0.558W/kg

Connectivity

Feature Infinix Smart 20 4GOppo A6c 4G
BluetoothYes, v5.2Yes, v5.2
Wi-FiYes, Wi-Fi 5 (802.11 a/b/g/n/ac)Yes, Wi-Fi 5 (802.11 a/b/g/n/ac)
USBUSB Type-C 2.0, OTGUSB Type-C, OTG
NFCYesNo
Infrared portYes--

Features

Feature Infinix Smart 20 4GOppo A6c 4G
Audio JackYes, 3.5 mmYes, 3.5 mm
Loud SpeakerYesYes
Fingerprint SensorYes, SideYes, Side
SensorsAccelerometer, Compass, Proximity SensorAccelerometer, Compass, Light Sensor, Proximity Sensor
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