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Samsung Galaxy S21 (US) (SM-G991U) 4G/5G Bands and Combos

Modem Specification
Modem Model Snapdragon X60
Release Year 2021
LTE DL/UL Modulation256QAM / 64QAM
LTE Bands 2, 4, 5, 7, 12, 13, 25, 26, 41, 46, 48, 66, 71
LTE 4x4 Bands 2, 4, 7, 25, 41, 48, 66
LTE Category (DL/UL) 20 / 5
LTE Max Speed (DL/UL) 2000 / 75 Mbps
NR NSA Bands 71
 
DL Band/CA/EN_DC  DL MIMO (Streams) UL Band/CA (MIMO Streams)
2-2-66_n714+4+4+2 (14)66_n71
2-24+4 (8)2
2-46D-66_n714+2+2+2+4+2 (16)66_n71
2-66C-71_n714+4+4+2+2 (16)66_n71
24 (4)2
2-2-66_n714+4+4+2 (14)2_n71
2-46D-66_n714+2+2+2+4+2 (16)2_n71
2-66C-71_n714+4+4+2+2 (16)2_n71
2C4+4 (8)2
4-24+4 (8)2
4-44+4 (8)4
44 (4)4
4-24+4 (8)4
52 (2)5
74 (4)7
12-22+4 (6)2
12-42+4 (6)4
122 (2)12
12-22+4 (6)12
12-42+4 (6)12
132 (2)13
254 (4)25
262 (2)26
414 (4)41
462 (2)
46-22+4 (6)2
46-42+4 (6)4
484 (4)48
66-24+4 (8)2
66-124+2 (6)12
66-664+4 (8)66
664 (4)66
66-24+4 (8)66
66-124+2 (6)66
66-464+2 (6)66
66-66_n714+4+2 (10)66_n71
66B4+4 (8)66
66C4+4 (8)66
71-22+4 (6)2
71-42+4 (6)4
71-662+4 (6)66
712 (2)71
71-22+4 (6)71
71-42+4 (6)71
71-662+4 (6)71

Combinations on the table: 45

Source:  UE Capability Information

Explanations of markings

Band Numbers present different frequency, here list of LTE Bands and NR Bands . Character after number is Bandwith Class mark. Full explanation in 3gpp.org

LTE CA Bandwidth Class
Class MHz Max number of CC Example
A2013A or 3
B2023B
C4023C
D6033D
E8043E
F10053F

We can't guarantee that the information on this page is 100% correct. The main source are the UE Capability Information -message, 0xB0CD and 0xB826. You can contribute by send your device UE Capability Information to us.