Samsung SM-G9900 Galaxy S21 FE 5G Dual SIM TD-LTE CN TW HK 128GB (Samsung G990) vs. Oppo A1k Dual SIM TD-LTE IN MN BD 32GB CPH1923 (BBK 1923) Frequency Band Comparison

Comparison Criteria

Device 1

Device 2

Frequency Band Comparison

Select a band for more details

Frequency Band	Samsung SM-G9900 Galaxy S21 FE 5G Dual SIM TD-LTE CN TW HK 128GB (Samsung G990) View device details	Oppo A1k Dual SIM TD-LTE IN MN BD 32GB CPH1923 (BBK 1923) 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	No
UMTS B4 (1700/2100 MHz AWS 1)	Yes	No
UMTS B5 (850 MHz)	Yes	Yes
UMTS B8 (900 MHz GSM)	Yes	Yes
LTE B1 (2100 MHz)	Yes	Yes
LTE B3 (1800 MHz +)	Yes	Yes
LTE B4 (1700/2100 MHz AWS 1)	Yes	No
LTE B5 (850 MHz)	Yes	Yes
LTE B7 (2600 MHz)	Yes	No
LTE B8 (900 MHz)	Yes	Yes
LTE B12 (700 MHz ac)	Yes	No
LTE B20 (800 MHz DD)	Yes	No
LTE B28 (700 MHz APT)	Yes	No
LTE B34 (TD 2000 MHz)	Yes	No
LTE B38 (TD 2600 MHz)	Yes	Yes
LTE B39 (TD 1900 MHz +)	Yes	No
LTE B40 (TD 2300 MHz)	Yes	Yes
LTE B41 (TD 2500 MHz)	Yes	Yes
5G NR N1 (2100 MHz)	Yes	No
5G NR N3 (1800 MHz)	Yes	No
5G NR N8 (900 MHz)	Yes	No
5G NR N28 (700 MHz)	Yes	No
5G NR N41 (2500 MHz)	Yes	No
5G NR N78 (3500 MHz)	Yes	No
5G NR N79 (4700 MHz)	Yes	No