T-Mobile Vivacity vs. HTC Windows Phone 8S A620t (HTC Rio) Frequency Band Comparison
Comparison Criteria
Frequency Band Comparison
Select a band for more details
| Frequency Band |
T-Mobile Vivacity View device details |
HTC Windows Phone 8S A620t (HTC Rio) View device details |
|---|---|---|
| GSM 900 MHz (E-GSM) | Yes | Yes |
| GSM 1800 MHz (DCS) | Yes | Yes |
| GSM 1900 MHz (PCS) | Yes | Yes |
| UMTS B1 (2100 MHz) | Yes | No |
| UMTS B8 (900 MHz GSM) | Yes | No |
| UMTS B34 (TD 2000 MHz) | No | Yes |
| UMTS B39 (TD 1900 MHz +) | No | Yes |
