Oppo Realme X50m 5G Premium Edition Dual SIM TD-LTE CN 128GB RMX2142 (BBK R2142) vs. BBK Vivo iQOO Z1 5G Premium Edition Dual SIM TD-LTE CN 128GB V1986A (BBK V1986) Frequency Band Comparison

Comparison Criteria

Device 1

Device 2

Frequency Band Comparison

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Frequency Band	Oppo Realme X50m 5G Premium Edition Dual SIM TD-LTE CN 128GB RMX2142 (BBK R2142) View device details	BBK Vivo iQOO Z1 5G Premium Edition Dual SIM TD-LTE CN 128GB V1986A (BBK V1986) View device details
GSM 850	Yes	Yes
GSM 900 (E-GSM)	Yes	Yes
GSM 1800 (DCS)	Yes	Yes
GSM 1900 (PCS)	Yes	Yes
UMTS B1 (2100)	Yes	Yes
UMTS B2 (1900 PCS)	No	Yes
UMTS B4 (1700/2100 AWS 1)	No	Yes
UMTS B5 (850)	Yes	Yes
UMTS B8 (900 GSM)	Yes	Yes
UMTS B19 (800 Japan)	Yes	No
UMTS B34 (TD 2000)	Yes	No
UMTS B39 (TD 1900 +)	Yes	No
LTE B1 (2100)	Yes	Yes
LTE B2 (1900 PCS)	Yes	Yes
LTE B3 (1800 +)	Yes	Yes
LTE B4 (1700/2100 AWS 1)	Yes	Yes
LTE B5 (850)	Yes	Yes
LTE B7 (2600)	Yes	No
LTE B8 (900)	Yes	Yes
LTE B18 (800 Lower)	No	Yes
LTE B19 (800 Upper)	No	Yes
LTE B20 (800 DD)	No	Yes
LTE B25 (1900 +)	No	Yes
LTE B26 (850 +)	No	Yes
LTE B34 (TD 2000)	Yes	Yes
LTE B38 (TD 2600)	Yes	Yes
LTE B39 (TD 1900 +)	Yes	Yes
LTE B40 (TD 2300)	Yes	Yes
LTE B41 (TD 2500)	Yes	Yes
CDMA BC0 (800)	Yes	Yes
CDMA BC1 (1900 PCS)	No	Yes
5G NR N1 (2100)	No	Yes
5G NR N3 (1800)	No	Yes
5G NR N41 (2500)	No	Yes
5G NR N77 (3700)	No	Yes
5G NR N78 (3500)	No	Yes
5G NR N79 (4700)	No	Yes