OPPO A6c vs Oppo A91 comparison

Show Only Differences Highlight Differences	OPPO A6c	Oppo A91
key specs
Display	6.75-inch	6.40-inch
Processor	Qualcomm Snapdragon 685	octa-core
Front Camera	5-megapixel	Unspecified
Rear Camera	13-megapixel	48-megapixel + 8-megapixel
RAM	6GB	8GB
Storage	128GB	128GB
Battery Capacity	6500mAh	4000mAh
OS	Android 15	Android 9
Resolution	720x1570 pixels	1080x2400 pixels
general
Brand	OPPO	Oppo
Model	A6c	A91
Release date	January 15, 2026	December 20, 2019
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	166.61 x 78.51 x 8.61	-
Weight (g)	210.00	-
IP rating	IP64	-
Battery capacity (mAh)	6500	4000
Removable battery	No	No
Wireless charging	No	-
Colours	Orchid Purple, Olive Green	Black, Blue, Red
Fast charging	-	VOOC
display
Refresh Rate	120 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.75	6.40
Touchscreen	Yes	Yes
Resolution	720x1570 pixels	1080x2400 pixels
Pixels per inch (PPI)	256	-
Protection type	-	Gorilla Glass
hardware
Processor	octa-core	octa-core
Processor make	Qualcomm Snapdragon 685	-
RAM	6GB	8GB
Internal storage	128GB	128GB
Expandable storage	Yes	-
camera
Rear camera	13-megapixel (f/2.2)	48-megapixel + 8-megapixel
Rear flash	Yes	Yes
Front camera	5-megapixel (f/2.2)	Unspecified
No. of Front Cameras	1	-
Rear autofocus	-	Yes
Front flash	-	No
software
Operating system	Android 15	Android 9
Skin	ColorOS 15	ColorOS
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 a/b/g/n
GPS	Yes	Yes
Bluetooth	Yes	Yes
USB Type-C	Yes	-
Headphones	3.5mm	-
Number of SIMs	2	-
Active 4G on both SIM cards	Yes	Yes
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	-

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