Originally Posted by The_Chief
A tri-band phone is typically an international GSM device that has three sets of tuned radios in it, so that it can be used almost anywhere in the world. A single-band phone has one tuned radio, usually for a single carrier like Verizon.
Lol no no no, OP is taking about tri-band LTE. Sprint's G2, Galaxy Mega, and S4 Mini will all be able to use all three of their LTE bands, while the Note 3 can only use one.