BBK Vivo X21i Dual SIM TD-LTE CN 128GB vs. RoverPC S1 Frequency Band Comparison
Comparison Criteria
Device 1
Vivo X21i Dual SIM TD-LTE CN 128GB
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Device 2
S1
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Frequency Band Comparison
Select a band for more details
| Frequency Band |
BBK Vivo X21i Dual SIM TD-LTE CN 128GB View device details |
RoverPC S1 View device details |
|---|---|---|
| GSM 850 MHz | Yes | No |
| GSM 900 MHz (E-GSM) | Yes | Yes |
| GSM 1800 MHz (DCS) | Yes | Yes |
| GSM 1900 MHz (PCS) | Yes | Yes |
