Xiaomi Redmi K40 Pro+ 5G Dual SIM TD-LTE CN 256GB M2012K11AC / Redmi K40 Ulta (Xiaomi HaydnPro) vs. Xiaomi Civi 4 Pro 5G Premium Edition Dual SIM TD-LTE CN 512GB 24053PY09C (Xiaomi Chenfeng) Frequency Band Comparison

Comparison Criteria

Device 1

Device 2

Frequency Band Comparison

Select a band for more details

Frequency Band	Xiaomi Redmi K40 Pro+ 5G Dual SIM TD-LTE CN 256GB M2012K11AC / Redmi K40 Ulta (Xiaomi HaydnPro) View device details	Xiaomi Civi 4 Pro 5G Premium Edition Dual SIM TD-LTE CN 512GB 24053PY09C (Xiaomi Chenfeng) 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	No
UMTS B1 (2100 MHz)	Yes	Yes
UMTS B2 (1900 MHz PCS)	Yes	No
UMTS B4 (1700/2100 MHz AWS 1)	Yes	Yes
UMTS B5 (850 MHz)	Yes	Yes
UMTS B6 (850 MHz Japan)	Yes	Yes
UMTS B8 (900 MHz GSM)	Yes	Yes
UMTS B19 (800 MHz Japan)	Yes	Yes
LTE B1 (2100 MHz)	Yes	Yes
LTE B2 (1900 MHz PCS)	Yes	No
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	No
LTE B8 (900 MHz)	Yes	Yes
LTE B12 (700 MHz ac)	Yes	No
LTE B17 (700 MHz bc)	Yes	No
LTE B18 (800 MHz Lower)	Yes	Yes
LTE B19 (800 MHz Upper)	Yes	Yes
LTE B20 (800 MHz DD)	Yes	No
LTE B26 (850 MHz +)	Yes	Yes
LTE B28 (700 MHz APT)	Yes	Yes
LTE B34 (TD 2000 MHz)	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 B42 (TD 3500 MHz)	Yes	Yes
LTE B48 (TD 3600 MHz)	No	Yes
LTE B66 (1700/2100 MHz)	No	Yes
CDMA BC0 (800 MHz)	Yes	Yes
5G NR N1 (2100 MHz)	Yes	Yes
5G NR N3 (1800 MHz)	Yes	Yes
5G NR N5 (850 MHz)	No	Yes
5G NR N8 (900 MHz)	No	Yes
5G NR N28 (700 MHz)	Yes	Yes
5G NR N38 (2600 MHz)	No	Yes
5G NR N41 (2500 MHz)	Yes	Yes
5G NR N48 (3600 MHz)	No	Yes
5G NR N66 (1700/2100 MHz)	No	Yes
5G NR N77 (3700 MHz)	Yes	Yes
5G NR N78 (3500 MHz)	Yes	Yes