Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991A (Samsung Unbound M1) vs. Samsung SM-S921U Galaxy S24 5G UW TD-LTE US 128GB / SM-S921A (Samsung Muse 1) Frequency Band Comparison


Comparison Criteria
Device 1
SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991A (Samsung Unbound M1) View full device details
Device 2
SM-S921U Galaxy S24 5G UW TD-LTE US 128GB / SM-S921A (Samsung Muse 1) View full device details

Frequency Band Comparison

Select a band for more details
Frequency Band Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991A (Samsung Unbound M1)
View device details 		Samsung SM-S921U Galaxy S24 5G UW TD-LTE US 128GB / SM-S921A (Samsung Muse 1)
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) Yes Yes
UMTS B4 (1700/2100 MHz AWS 1) Yes Yes
UMTS B5 (850 MHz) Yes Yes
UMTS B8 (900 MHz GSM) Yes Yes
LTE B1 (2100 MHz) Yes Yes
LTE B2 (1900 MHz PCS) Yes Yes
LTE B3 (1800 MHz +) Yes Yes
LTE B4 (1700/2100 MHz AWS 1) Yes Yes
LTE B5 (850 MHz) Yes Yes
LTE B7 (2600 MHz) Yes Yes
LTE B8 (900 MHz) Yes Yes
LTE B12 (700 MHz ac) Yes Yes
LTE B13 (700 MHz c) Yes Yes
LTE B14 (700 MHz PS) No Yes
LTE B18 (800 MHz Lower) Yes Yes
LTE B19 (800 MHz Upper) Yes Yes
LTE B20 (800 MHz DD) Yes Yes
LTE B25 (1900 MHz +) Yes Yes
LTE B26 (850 MHz +) Yes Yes
LTE B28 (700 MHz APT) Yes Yes
LTE B29 (700 MHz de) Yes Yes
LTE B30 (2300 MHz WCS) Yes 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
LTE B46 (TD 5900 MHz) Yes No
LTE B48 (TD 3600 MHz) No Yes
LTE B66 (1700/2100 MHz) Yes Yes
5G NR N1 (2100 MHz) No Yes
5G NR N2 (1900 MHz) No Yes
5G NR N3 (1800 MHz) No Yes
5G NR N5 (850 MHz) No Yes
5G NR N7 (2600 MHz) No Yes
5G NR N8 (900 MHz) No Yes
5G NR N20 (800 MHz) No Yes
5G NR N28 (700 MHz) No Yes
5G NR N30 (2300 MHz) No Yes
5G NR N38 (2600 MHz) No Yes
5G NR N41 (2500 MHz) No Yes
5G NR N66 (1700/2100 MHz) No Yes
5G NR N71 (600 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

Related Listings for SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991A (Samsung Unbound M1)

Related Listings for SM-S921U Galaxy S24 5G UW TD-LTE US 128GB / SM-S921A (Samsung Muse 1)