BBK Vivo X21 Dual SIM TD-LTE HK 128GB vs. Samsung SM-X818U Galaxy Tab S9+ 5G UW 12.4 2023 TD-LTE US 256GB / SM-X818A (Samsung X810) Frequency Band Comparison

Comparison Criteria

Device 1

Vivo X21 Dual SIM TD-LTE HK 128GB View full device details

Device 2

Frequency Band Comparison

Select a band for more details

Frequency Band	BBK Vivo X21 Dual SIM TD-LTE HK 128GB View device details	Samsung SM-X818U Galaxy Tab S9+ 5G UW 12.4 2023 TD-LTE US 256GB / SM-X818A (Samsung X810) 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)	No	Yes
UMTS B2 (1900 MHz PCS)	No	Yes
UMTS B4 (1700/2100 MHz AWS 1)	No	Yes
UMTS B5 (850 MHz)	No	Yes
UMTS B8 (900 MHz GSM)	No	Yes
LTE B1 (2100 MHz)	No	Yes
LTE B2 (1900 MHz PCS)	No	Yes
LTE B3 (1800 MHz +)	No	Yes
LTE B4 (1700/2100 MHz AWS 1)	No	Yes
LTE B5 (850 MHz)	No	Yes
LTE B7 (2600 MHz)	No	Yes
LTE B8 (900 MHz)	No	Yes
LTE B12 (700 MHz ac)	No	Yes
LTE B13 (700 MHz c)	No	Yes
LTE B14 (700 MHz PS)	No	Yes
LTE B20 (800 MHz DD)	No	Yes
LTE B25 (1900 MHz +)	No	Yes
LTE B26 (850 MHz +)	No	Yes
LTE B28 (700 MHz APT)	No	Yes
LTE B29 (700 MHz de)	No	Yes
LTE B30 (2300 MHz WCS)	No	Yes
LTE B40 (TD 2300 MHz)	No	Yes
LTE B41 (TD 2500 MHz)	No	Yes
LTE B46 (TD 5900 MHz)	No	Yes
LTE B48 (TD 3600 MHz)	No	Yes
LTE B66 (1700/2100 MHz)	No	Yes
5G NR N2 (1900 MHz)	No	Yes
5G NR N5 (850 MHz)	No	Yes
5G NR N7 (2600 MHz)	No	Yes
5G NR N12 (700 MHz)	No	Yes
5G NR N30 (2300 MHz)	No	Yes
5G NR N41 (2500 MHz)	No	Yes
5G NR N48 (3600 MHz)	No	Yes
5G NR N66 (1700/2100 MHz)	No	Yes
5G NR N77 (3700 MHz)	No	Yes
5G NR N78 (3500 MHz)	No	Yes
5G NR N257 (mmWave 28 GHz)	No	Yes
5G NR N260 (mmWave 39 GHz)	No	Yes