BBK Vivo X21 UD Dual SIM TD-LTE CN 128GB X21UD A vs. Siemens SX56 (HTC Wallaby) Frequency Band Comparison

Comparison Criteria

Device 1

Vivo X21 UD Dual SIM TD-LTE CN 128GB X21UD A View full device details

Device 2

SX56 (HTC Wallaby) View full device details

Frequency Band Comparison

Select a band for more details

Frequency Band	BBK Vivo X21 UD Dual SIM TD-LTE CN 128GB X21UD A View device details	Siemens SX56 (HTC Wallaby) 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	No

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