BBK Vivo X21 Dual SIM TD-LTE HK 128GB vs. Apple iPhone 6s A1691 TD-LTE 64GB (Apple iPhone 8,2) Frequency Band Comparison
Comparison Criteria
Frequency Band Comparison
Select a band for more details
| Frequency Band |
BBK Vivo X21 Dual SIM TD-LTE HK 128GB View device details |
Apple iPhone 6s A1691 TD-LTE 64GB (Apple iPhone 8,2) View device details |
|---|---|---|
| GSM 850 MHz | Yes | Yes |
| GSM 900 MHz (E-GSM) | Yes | Yes |
| GSM 1800 MHz (DCS) | Yes | Yes |
| GSM 1900 MHz (PCS) | Yes | Yes |
| UMTS B34 (TD 2000 MHz) | No | Yes |
| UMTS B39 (TD 1900 MHz +) | No | Yes |
| LTE B1 (2100 MHz) | No | Yes |
| LTE B3 (1800 MHz +) | No | Yes |
| LTE B38 (TD 2600 MHz) | No | Yes |
| LTE B39 (TD 1900 MHz +) | No | Yes |
| LTE B40 (TD 2300 MHz) | No | Yes |
| LTE B41 (TD 2500 MHz) | No | Yes |
