BBK Vivo Y21s 2021 Premium Edition Dual SIM TD-LTE VN V3 V2110 (BBK V2109) vs. Apple iPhone 7 Plus A1786 TD-LTE 128GB (Apple iPhone 9,2) Frequency Band Comparison

Comparison Criteria

Device 1

Device 2

Frequency Band Comparison

Select a band for more details

Frequency Band	BBK Vivo Y21s 2021 Premium Edition Dual SIM TD-LTE VN V3 V2110 (BBK V2109) View device details	Apple iPhone 7 Plus A1786 TD-LTE 128GB (Apple iPhone 9,2) 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 B1 (2100 MHz)	Yes	Yes
UMTS B2 (1900 MHz PCS)	No	Yes
UMTS B4 (1700/2100 MHz AWS 1)	No	Yes
UMTS B5 (850 MHz)	Yes	Yes
UMTS B8 (900 MHz GSM)	Yes	Yes
UMTS B34 (TD 2000 MHz)	No	Yes
UMTS B39 (TD 1900 MHz +)	No	Yes
LTE B1 (2100 MHz)	Yes	Yes
LTE B2 (1900 MHz PCS)	No	Yes
LTE B3 (1800 MHz +)	Yes	Yes
LTE B4 (1700/2100 MHz AWS 1)	No	Yes
LTE B5 (850 MHz)	Yes	Yes
LTE B7 (2600 MHz)	Yes	Yes
LTE B8 (900 MHz)	Yes	Yes
LTE B12 (700 MHz ac)	No	Yes
LTE B13 (700 MHz c)	No	Yes
LTE B17 (700 MHz bc)	No	Yes
LTE B18 (800 MHz Lower)	No	Yes
LTE B19 (800 MHz Upper)	No	Yes
LTE B20 (800 MHz DD)	Yes	Yes
LTE B25 (1900 MHz +)	No	Yes
LTE B26 (850 MHz +)	No	Yes
LTE B27 (800 MHz SMR)	No	Yes
LTE B28 (700 MHz APT)	No	Yes
LTE B29 (700 MHz de)	No	Yes
LTE B30 (2300 MHz WCS)	No	Yes
LTE B38 (TD 2600 MHz)	Yes	Yes
LTE B39 (TD 1900 MHz +)	Yes	Yes
LTE B40 (TD 2300 MHz)	Yes	Yes
LTE B41 (TD 2500 MHz)	Yes	Yes
CDMA BC0 (800 MHz)	No	Yes
CDMA BC1 (1900 MHz PCS)	No	Yes
CDMA BC6 (2 GHz)	No	Yes