Lenovo K900

Key Features:

2 GHz Dual Core Processor

Wi-Fi Enabled

2 MP Secondary Camera

5.5-inch LCD Capacitive Touchscreen

Full HD Recording

16 GB Internal Memory

Android v4.2 (Jelly Bean) OS

13 MP Primary Camera

Samsung Galaxy S4

Key Features: 

1.6Ghz Quad Core + 1.2 GHz Quad core Processor

4.99 inch Super AMOLED display, Gorilla Glass 2

2GB RAM

Android 4.2 Jelly Bean

13 MP Rear camera

2 MP front camera

16GB storage

4G LTE, 3G HSPA+,

Wi-Fi, GPS, DLNA, NFC Wireless Charging, S-Voice Speech recognition, Eye tracking