OPPO K15x vs Oppo A91 comparison

Show Only Differences Highlight Differences	OPPO K15x	Oppo A91
key specs
Display	6.75-inch	6.40-inch
Processor	MediaTek Dimensity 6300	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 16	Android 9
Resolution	720x1570 pixels	1080x2400 pixels
general
Brand	OPPO	Oppo
Model	K15x	A91
Release date	September 1, 2026	December 20, 2019
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	166.61 x 78.51 x 8.61	-
Weight (g)	212.00	-
Battery capacity (mAh)	6500	4000
Removable battery	No	No
Fast charging	45W Fast Charging	VOOC
Colours	Purple, White	Black, Blue, Red
display
Refresh Rate	120 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.75	6.40
Touchscreen	Yes	Yes
Resolution	720x1570 pixels	1080x2400 pixels
Protection type	-	Gorilla Glass
hardware
Processor	octa-core	octa-core
Processor make	MediaTek Dimensity 6300	-
RAM	6GB	8GB
Internal storage	128GB	128GB
camera
Rear camera	13-megapixel	48-megapixel + 8-megapixel
Rear flash	Yes	Yes
Front camera	5-megapixel	Unspecified
No. of Front Cameras	1	-
Rear autofocus	-	Yes
Front flash	-	No
software
Operating system	Android 16	Android 9
Skin	ColorOS 16	ColorOS
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes
USB Type-C	Yes	-
Headphones	3.5mm	-
Number of SIMs	2	-
Wi-Fi standards supported	-	802.11 a/b/g/n
Active 4G on both SIM cards	-	Yes
sim 1
SIM Type	Nano-SIM	-
sim 2
SIM Type	Nano-SIM	-
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes

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