Asus, a Taiwanese based multinational company, is well-known for desktops, laptops and netbooks but Zenfone is an Android smartphone brand getting popular in China and South Asia for its competitive specs and affordable price tags. Asus has unveiled the latest Zenfone 4 after three years gap focusing dual camera setup.


Zenfone 4 is dual-SIM by default and runs on Android 7.0 Nougat OS. The smartphone features a metal finish design on the back, along with a curved 2.5D, 5.5-inch 1080p IPS LCD display protected by Corning Gorilla Glass 4 on the front.

We find an octa-core Qualcomm Snapdragon 630 or 660 processor under the hood coupled with 4 or 6 GB RAM and 64 GB expandable storage, making it a respectable combination in a mid-range smartphone category.


Zenfone 4 brings a familiar dual-camera setup on the back with a Sony IMX362 12 MP f/1.8 primary sensor having optical image stabilization and phase-detection autofocus, accompanied by an 8 MP OmniVision 8856 wide-angle lens. On the front is an OmniVision 8 MP wide-angle lens with f/2.0 aperture.

The smartphone is equipped with a 3,300 mAh battery with fast-charging support. It should last you through the day easily on medium-heavy usage.

Price and Availability

Asus has put a price tag of $400 (~PKR 42,150) for the Zenfone 4, however not specifying whether it was for the upper end or the lower end model.


OS Android 7.0 Nougat with ZenUI 4.0
Supported Networks 2G, 3G, 4G LTE
Dual-SIM Support Yes
CPU 1.8 Ghz Quad-Core + 2.2 GHz Quad-Core Cortex-A53
Chipset Qualcomm Snapdragon 630/660
Display 5.5-inch IPS LCD with 1080p (1920 x 1080) Resolution, 600-nit Brightness, 2.5D Curved Gorilla Glass 4
Fingerprint Scanner Yes
RAM 4/6 GB
Internal Storage 64 GB
Card slot Yes    
Connectivity Wi-Fi 802.11 a/b/g/n/ac, Dual-Band, Bluetooth 4.2, GPS, NFC
Primary Camera 12 MP f/1.8 Lens + 8 MP Wide-Angle, LED Flash, 4K video
Secondary Camera 8 MP, f/2.0
Battery 3,300 mAh with Fast-Charging Support
Price $400 (~PKR 42,150)