BBK Vivo Nex Dual Display Edition Dual SIM TD-LTE TW 128GB 1813 (BBK V1821) vs. Samsung SM-A037U Galaxy A03s 2021 Standard Edition TD-LTE US 32GB / SM-A037T (Samsung A037) Frequency Band Comparison

Comparison Criteria

Device 1

Device 2

Frequency Band Comparison

Select a band for more details

Frequency Band	BBK Vivo Nex Dual Display Edition Dual SIM TD-LTE TW 128GB 1813 (BBK V1821) View device details	Samsung SM-A037U Galaxy A03s 2021 Standard Edition TD-LTE US 32GB / SM-A037T (Samsung A037) 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 B19 (800 MHz Japan)	Yes	No
LTE B1 (2100 MHz)	Yes	No
LTE B2 (1900 MHz PCS)	No	Yes
LTE B3 (1800 MHz +)	Yes	No
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	No
LTE B12 (700 MHz ac)	No	Yes
LTE B13 (700 MHz c)	No	Yes
LTE B17 (700 MHz bc)	No	Yes
LTE B19 (800 MHz Upper)	Yes	No
LTE B25 (1900 MHz +)	No	Yes
LTE B26 (850 MHz +)	No	Yes
LTE B28 (700 MHz APT)	Yes	No
LTE B38 (TD 2600 MHz)	Yes	Yes
LTE B39 (TD 1900 MHz +)	Yes	No
LTE B40 (TD 2300 MHz)	Yes	No
LTE B41 (TD 2500 MHz)	Yes	Yes
LTE B66 (1700/2100 MHz)	No	Yes
LTE B71 (600 MHz)	No	Yes