It's time for a versus battle against two hot Android handsets - the LG G2 and Samsung Galaxy S 4.  The LG G2 offers a 2.26 GHz quad-core Snapdragon 800 CPU, 5.2-inch 1080p HD display, 13-megapixel camera with 1080p HD recording, 2 GB of RAM, 32 GB of internal storage, and Android 4.2 Jelly Bean with LG's UI.  The (international) Samsung Galaxy S 4 sports an octa-core CPU, 5-inch 1080p HD display, 2 GB of RAM, 16 GB of internal storage, 2,600 mAh battery, Android 4.2 Jelly Bean with TouchWiz.  They're both hot smartphones with a lot to like, with pros and cons in various areas.  Which one offers the best blend of features and performance?