How to know which version will suit you?
First ,please know the frequency band of your operator,Then follow this frequency band to find the same frequency band of the bundle from the 4G version.If you donot know the frequency band,you can contact your operator to ask it.they will tell you.
Bundle Situation( Important! )
("B"stands for Frequency band of the operator ,such as B28 is standing for Frequency band 28.)
Neutral(NO 3G 4G): That means it does NOT support SIM card .
3G Version( For most Country):
3G: HSPA/UMTS dual-band 900/2100 MHz
2G: GSM/GPRS quad-band 850/900/1800/1900 MHz
4G Asia version(For most Asia country):
4G: LTE: B1/B3/B8/ B38/B39/B40/B41
3G: TDSCDMA: B34/B39/ B1/B8/ BC0
2G: GSM: 900/1800 4G AU version( (For Australia): 4G: LTE: B1/B3/B4/B5/B7/B8/B28/ B40 3G: WCDMA: B1/B2/B5/B8 2G: GSM: B2/B3/B5/B8 4G EU version (For Europe, Some of Asia Country, Africa): 4G: LTE: B1/B3/B5/B7/B8/B20/ B38/B40/B41 3G: WCDMA: B1/B5/B8 2G: GSM: B3/B8 4G USA version 1 (For America): 4G: LTE: B2/B4/B12 3G: WCDMA: B2/B4/B5
4G USA version 2 (For America):
4G: LTE(B1--B5, B7,B12,B13,B20,B25,B26,B29,B30,B41); 3G: WCDMA(B1,B2,B3,B4,B5,B8)