Oppo K13x 5G vs Asus ZenFone 3 Max (ZC520TL) comparison

Compare Oppo K13x 5G
Compare Asus ZenFone 3 Max (ZC520TL)
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.67-inch5.20-inch
ProcessorMediaTek Dimensity 6300MediaTek MT6737T
Front Camera8-megapixel 5-megapixel
Rear Camera50-megapixel + 2-megapixel 13-megapixel
RAM4GB, 6GB, 8GB3GB
Storage128GB32GB
Battery Capacity6000mAh4100mAh
OSAndroid 15Android 6.0.1
Resolution720x1604 pixels720x1280 pixels
general
BrandOppoAsus
ModelK13x 5GZenFone 3 Max (ZC520TL)
Release dateJune 23, 2025July 1, 2016
AI EnabledYes-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)165.70 x 76.24 x 7.99149.50 x 73.70 x 8.55
Weight (g)194.00148.00
IP ratingIP65-
Battery capacity (mAh)60004100
Fast charging45W Fast Charging-
ColoursMidnight Violet, Sunset PeachTitanium Grey, Glacier Silver, Sand Gold
Removable battery-No
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.675.20
TouchscreenYesYes
Resolution720x1604 pixels720x1280 pixels
hardware
Processorocta-core1.25GHz quad-core
Processor makeMediaTek Dimensity 6300MediaTek MT6737T
RAM4GB, 6GB, 8GB3GB
Internal storage128GB32GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-32
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)13-megapixel
No. of Rear Cameras2-
Rear flashYesLED
Front camera8-megapixel (f/2.0)5-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 15Android 6.0.1
SkinColorOS 15ZenUI 3.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.40Yes, v 4.00
NFCYesNo
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
Infrared-No
USB OTG-No
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
Compass/ Magnetometer-No
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes
Barometer-No
Temperature sensor-No

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