An information comes from an inside source, who confirmed that two Galaxy Mega smartphones are in the works. The first is codenamed Galaxy Mega 5.8 with a model number GT-I9152. Obviously, we are talking about a handset with 5.8-inch display and the model number pointing to its dual-SIM nature.
More interestingly, the second one is carrying the codename Galaxy Mega 6.3, which hints at a 6.3-inch display - the same as the Galaxy Note III is