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Oppo K7x vs Oppo A91
Oppo K7x
vs
Oppo A91
comparison
Show Only Differences
Highlight Differences
Oppo K7x
Oppo A91
key specs
Display
6.50-inch
6.40-inch
Processor
MediaTek Dimensity 720
octa-core
Front Camera
16-megapixel
Unspecified
Rear Camera
48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
48-megapixel + 8-megapixel
RAM
6GB
8GB
Storage
128GB
128GB
Battery Capacity
5000mAh
4000mAh
OS
Android 10
Android 9
Resolution
1080x2400 pixels
1080x2400 pixels
general
Brand
Oppo
Oppo
Model
K7x
A91
Release date
November 4, 2020
December 20, 2019
Launched in India
No
-
Form factor
Touchscreen
Touchscreen
Dimensions (mm)
162.20 x 75.10 x 9.10
-
Weight (g)
194.00
-
Battery capacity (mAh)
5000
4000
Fast charging
Proprietary
VOOC
Colours
Black Mirror, Blue Shadow
Black, Blue, Red
Removable battery
-
No
display
Screen size (inches)
6.50
6.40
Touchscreen
Yes
Yes
Resolution
1080x2400 pixels
1080x2400 pixels
Protection type
Gorilla Glass
Gorilla Glass
Pixels per inch (PPI)
405
-
hardware
Processor
octa-core
octa-core
Processor make
MediaTek Dimensity 720
-
RAM
6GB
8GB
Internal storage
128GB
128GB
Expandable storage
No
-
camera
Rear camera
48-megapixel (f/1.7) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
48-megapixel + 8-megapixel
Rear autofocus
Yes
Yes
Rear flash
Yes
Yes
Front camera
16-megapixel (f/2.0)
Unspecified
Pop-Up Camera
No
-
Front flash
-
No
software
Operating system
Android 10
Android 9
Skin
ColorOS 7.2
ColorOS
connectivity
Wi-Fi
Yes
Yes
GPS
Yes
Yes
Bluetooth
Yes, v 5.00
Yes
NFC
No
-
USB OTG
Yes
-
USB Type-C
Yes
-
Micro-USB
No
-
Lightning
No
-
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
-
GSM/CDMA
GSM
-
3G
Yes
-
4G/ LTE
Yes
-
5G
Yes
-
sim 2
SIM Type
Nano-SIM
-
GSM/CDMA
GSM
-
3G
Yes
-
4G/ LTE
Yes
-
5G
Yes
-
sensors
Fingerprint sensor
Yes
Yes
Proximity sensor
Yes
Yes
Accelerometer
Yes
Yes
Ambient light sensor
Yes
Yes
Gyroscope
Yes
-
Compass/ Magnetometer
-
Yes
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