3G Network Bands
3G stands for the third generation wireless telephone network in compare of 2G it supports faster data speed, always-on data access, better voice transmission capacity.UMTS,WCDMA, Ev-Do are the main standard of 3G technology.
UMTS/HSPA+/DC-HSDPA: 850, 900, 1700/2100, 1900, 2100 MHz
UMTS : 850 / 900 / 1900 / 2100 MHz
TD-SCDMA : 1900 MHz
TD-SCDMA : 2000 MHz
4G Network Bands
4G stands for the fourth generation of wireless telephone network it is more efficient and faster in terms of data rate, voice transmission and it is very different technology in compare of 3G.The most common standard are LTE (Long Term Evolution) and Mobile WiMAX.
FDD-LTE: Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66
TD-LTE: Bands 34, 38, 39, 40, 41
LTE: 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100)
LTE 700 MHz Class 13
LTE 700 MHz Class 17
LTE: 800 / 850 / 900 / 1800 / 1900 / 2100 / 2600 MHz
LTE-TDD : 1900 MHz (Band 39)
LTE-TDD : 2300 MHz (Band 40)
LTE-TDD : 2500 MHz (Band 41)
LTE-TDD : 2600 MHz (Band 38)
LTE : 1700 / 2100 MHz
LTE AWS (B4)
LTE 700 MHz (B12)
LTE 800 MHz (B18)
LTE 800 MHz (B19)
LTE 800 MHz (B20)
LTE 1900+ MHz (B25)
LTE 800 MHz (B26)
LTE 800 MHz SMR (B27)
LTE 700 MHz APT (B28)
LTE 700 MHz de (B29)
LTE 2300 MHz (B30)
LTE 1700/2100 MHz (B66)