Oppo K13x 5G vs Oppo A91 comparison

Show Only Differences Highlight Differences	Oppo K13x 5G	Oppo A91
ratings
Overall NDTV Rating	Read Review	-
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display	6.67-inch	6.40-inch
Processor	MediaTek Dimensity 6300	octa-core
Front Camera	8-megapixel	Unspecified
Rear Camera	50-megapixel + 2-megapixel	48-megapixel + 8-megapixel
RAM	4GB, 6GB, 8GB	8GB
Storage	128GB	128GB
Battery Capacity	6000mAh	4000mAh
OS	Android 15	Android 9
Resolution	720x1604 pixels	1080x2400 pixels
general
Brand	Oppo	Oppo
Model	K13x 5G	A91
Release date	June 23, 2025	December 20, 2019
AI Enabled	Yes	-
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	165.70 x 76.24 x 7.99	-
Weight (g)	194.00	-
IP rating	IP65	-
Battery capacity (mAh)	6000	4000
Fast charging	45W Fast Charging	VOOC
Colours	Midnight Violet, Sunset Peach	Black, Blue, Red
Removable battery	-	No
display
Refresh Rate	120 Hz	-
Resolution Standard	HD+	-
Screen size (inches)	6.67	6.40
Touchscreen	Yes	Yes
Resolution	720x1604 pixels	1080x2400 pixels
Protection type	-	Gorilla Glass
hardware
Processor	octa-core	octa-core
Processor make	MediaTek Dimensity 6300	-
RAM	4GB, 6GB, 8GB	8GB
Internal storage	128GB	128GB
camera
Rear camera	50-megapixel (f/1.8) + 2-megapixel (f/2.4)	48-megapixel + 8-megapixel
No. of Rear Cameras	2	-
Rear flash	Yes	Yes
Front camera	8-megapixel (f/2.0)	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, v 5.40	Yes
NFC	Yes	-
USB Type-C	Yes	-
Headphones	3.5mm	-
Number of SIMs	2	-
Active 4G on both SIM cards	Yes	Yes
sensors
Fingerprint sensor	-	Yes
Compass/ Magnetometer	-	Yes
Proximity sensor	-	Yes
Accelerometer	-	Yes
Ambient light sensor	-	Yes

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