T-Mobile Vivacity vs. Samsung SGH-i757 Galaxy S II Skyrocket HD LTE (Samsung Dali) Frequency Band Comparison
Comparison Criteria
Frequency Band Comparison
Select a band for more details
| Frequency Band |
T-Mobile Vivacity View device details |
Samsung SGH-i757 Galaxy S II Skyrocket HD LTE (Samsung Dali) View device details |
|---|---|---|
| GSM 850 MHz | No | Yes |
| GSM 900 MHz (E-GSM) | Yes | Yes |
| GSM 1800 MHz (DCS) | Yes | Yes |
| GSM 1900 MHz (PCS) | Yes | Yes |
| UMTS B1 (2100 MHz) | Yes | Yes |
| UMTS B2 (1900 MHz PCS) | No | Yes |
| UMTS B5 (850 MHz) | No | Yes |
| UMTS B8 (900 MHz GSM) | Yes | No |
| LTE B4 (1700/2100 MHz AWS 1) | No | Yes |
| LTE B17 (700 MHz bc) | No | Yes |
