BBK Vivo X21 UD Dual SIM TD-LTE HK SG vs. Sony Ericsson W1 Frequency Band Comparison
Comparison Criteria
Device 1
Vivo X21 UD Dual SIM TD-LTE HK SG
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Device 2
W1
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Frequency Band Comparison
Select a band for more details
| Frequency Band |
BBK Vivo X21 UD Dual SIM TD-LTE HK SG View device details |
Sony Ericsson W1 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 B1 (2100 MHz) | No | Yes |
| UMTS B2 (1900 MHz PCS) | No | Yes |
| UMTS B5 (850 MHz) | No | Yes |
