Samsung launched its latest salvo against Apple in the ongoing war for global smartphone dominance on Thursday. And with BlackBerry's new product, analysts are divided on where Apple shares go from here.
The new Samsung Galaxy S4 boasts a five-inch screen compared to the iPhone's four-inch display and the "Air Gesture," feature allows users to navigate their phone without actually touching the device.
(Read More: Samsung Takes on Apple With New Galaxy S4)
"The fact of the matter is Samsung is coming out with new products more frequently than Apple is and that consequently has led to a significant advantage that Samsung has built upon given strong execution," David Garrity of GVA Research said in a CNBC interview.