The LG G4 may be still a few months away before being unveiled, but speculations over it have gained momentum with several reports leaking its purported specifications. Going by the reports that have surfaced so far, the device is expected to have several feature upgrades over its predecessor G3 when launched.

The release date of the LG G4 is expected to fall in the month of May though not confirmed. TrustedReviews reported that Ken Hong, Director of Corporate Communications for LG, dropped the name of the company's upcoming device at the Consumer Electronics Show 2015 (CES 2015), giving a hint that it would be announced in the near future.

Hong reportedly told the website that the company would experiment with its high-end smartphones besides upgrading specifications, thus causing more curiosity around its next-generation smartphone.

The LG G4 is expected to have at least five major feature upgrades over the LG G3 according to reports:

1) Display: The LG G3 sports a 5.5-inch display with 1440 x 2560 pixels (538 ppi pixel density) screen protected by Corning Gorilla Glass 3, while the G4 is expected to have either a 5.7-inch or 5.9-inch display with 2/4K resolution and screen protected by either sapphire crystal glass or Corning Gorilla Glass 4.

2) Processor: G4 is expected to be powered by a Qualcomm Snapdragon 808 or 810 processor and run on Android 5.0 Lollipop while its predecessor has Qualcomm Snapdragon 801 and comes with Android 4.4.2 KitKat (upgradable to Android 5.0 Lollipop)

3) Memory: The G3 comes packed with 16GB internal memory and 2GB RAM or 32GB and 3GB RAM along with microSD up to 128GB, while its successor is expected to come with 32GB internal memory and 3GB RAM or 64GB and 4GB RAM besides microSD up to 128GB.

4) Camera: The G4 is expected to have a 17mp main camera and 3-4mp front snapper, while its predecessor has a 13mp main camera and 2.1mp front camera.

5) Battery: The G3 is powered by a Li-Ion 3,000mAh battery while its successor is expected to house a 3,500mAh battery.