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Samsung Galaxy S21 5G SM-G991B specifications Expand
Released 2021, January 29
169g (Sub6), 171g (mmWave), 7.9mm thickness
Android 11, One UI 3.1
128GB/256GB storage, no card slot

Samsung Galaxy S21 5G was announced at 2021, January 14 with Android 11, One UI 3.1, have chipset Exynos 2100 (5 nm) - International,Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International,Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) - USA/China and GPU Mali-G78 MP14 - International,Adreno 660 - USA/China. It have 128GB 8GB RAM, 256GB 8GB RAM storage and there are colors: Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

NETWORK
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
3G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G991U1
5G
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1
Speed
HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
TIMELINE
Announced
2021, January 14
Released
Released 2021, January 29
BODY
Dimensions
151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in)
Weight
169 g (Sub6), 171 g (mmWave) (5.96 oz)
Build
Glass front (Gorilla Glass Victus), plastic back, aluminum frame
SIM
Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
DISPLAY
Type
Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)
Size
6.2 inches, 94.1 cm2 (~87.2% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~421 ppi density)
Protection
Corning Gorilla Glass Victus
Always-on display
PLATFORM
OS
Android 11, One UI 3.1
Chipset
Exynos 2100 (5 nm) - International
Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
CPU
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International
Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) - USA/China
GPU
Mali-G78 MP14 - International
Adreno 660 - USA/China
MEMORY
Card slot
No
Internal
128GB 8GB RAM, 256GB 8GB RAM
UFS 3.1
MAIN CAMERA
Camera
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Features
LED flash, auto-HDR, panorama
Video
8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
FRONT CAMERA
Camera
10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, Dual Pixel PDAF
Features
Dual video call, Auto-HDR
Video
4K@30/60fps, 1080p@30fps
SOUND
Loudspeaker
Yes, with stereo speakers
3.5mm jack
No
32-bit/384kHz audio
Tuned by AKG
COMMUNICATES
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC
Yes
Radio
FM radio (Snapdragon model only; market/operator dependent)
USB
USB Type-C 3.2, USB On-The-Go
FEATURES
Sensors
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Bixby natural language commands and dictation
Samsung Pay (Visa, MasterCard certified)
BATTERY
Battery
Li-Ion 4000 mAh, non-removable
Charging
Fast charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Reverse wireless charging 4.5W
MISC
Colors
Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
SAR US
0.74 W/kg (head)     1.08 W/kg (body)    
SAR EU
0.46 W/kg (head)     1.51 W/kg (body)    
Performance
AnTuTu: 584055 (v8)
GeekBench: 3238 (v5.1)
GFXBench: 60fps (ES 3.1 onscreen)
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Specs source: gsmarena.com
Disclaimer. We can not guarantee that the information on this page is 100% correct

Filter firmware

Samsung firmware SM-G991B / Galaxy S21 5G SM-G991B 50

Device CSC Version Bit/SW REV. Security Patch Lvl. OS Build date
Samsung Galaxy S21 5G BVO G991BXXSDGXI6 D  2024-10-01  Full Files U(Android 14) 20241015022030
Samsung Galaxy S21 5G BVO G991BXXSCGXH8 C  2024-09-01  Full Files U(Android 14) 20240914231320
Samsung Galaxy S21 5G BVO G991BXXSCGXF4 C  2024-07-01  Full Files U(Android 14) 20240628020901
Samsung Galaxy S21 5G BVO G991BXXSBGXEC B  2024-06-01  Full Files U(Android 14) 20240606073110
Samsung Galaxy S21 5G BVO G991BXXSBGXDH B  2024-05-01  Full Files U(Android 14) 20240516023541
Samsung Galaxy S21 5G BVO G991BXXUAGXDA A  2024-04-01  Full Files U(Android 14) 20240418214550
Samsung Galaxy S21 5G BVO G991BXXSAFXCL A  2024-04-01  Full Files U(Android 14) 20240403001400
Samsung Galaxy S21 5G BVO G991BXXS9FXBD 9  2024-03-01  Full Files U(Android 14) 20240302025340
Samsung Galaxy S21 5G BVO G991BXXS9FXAH 9  2024-02-01  Full Files U(Android 14) 20240131091750
Samsung Galaxy S21 5G BVO G991BXXS9FWLC 9  2024-01-01  Full Files U(Android 14) 20240104220310
Samsung Galaxy S21 5G BVO G991BXXS9FWKB 9  2023-12-01  Full Files U(Android 14) 20231205215210
Samsung Galaxy S21 5G BVO G991BXXU9FWK2 9  2023-11-01  Full Files U(Android 14) 20231124051230
Samsung Galaxy S21 5G BVO G991BXXS9EWJQ 9  2023-11-01  Full Files T(Android 13) 20231109060630
Samsung Galaxy S21 5G BVO G991BXXS9EWJH 9  2023-10-01  Full Files T(Android 13) 20231021073840
Samsung Galaxy S21 5G BVO G991BXXU9EWI7 9  2023-09-01  Full Files T(Android 13) 20230928221340
Samsung Galaxy S21 5G BVO G991BXXS9EWI3 9  2023-09-01  Full Files T(Android 13) 20230915233341
Samsung Galaxy S21 5G BVO G991BXXS9EWH1 9  2023-08-01  Full Files T(Android 13) 20230808043011
Samsung Galaxy S21 5G BVO G991BXXS9EWF3 9  2023-07-01  Full Files T(Android 13) 20230704043910
Samsung Galaxy S21 5G BVO G991BXXU8EWF1 8  2023-06-01  Full Files T(Android 13) 20230616053141
Samsung Galaxy S21 5G BVO G991BXXS7EWE2 7  2023-05-01  Full Files T(Android 13) 20230518043311
Samsung Galaxy S21 5G BVO G991BXXU7EWCH 7  2023-04-01  Full Files T(Android 13) 20230418231540
Samsung Galaxy S21 5G BVO G991BXXS7EWC4 7  2023-04-01  Full Files T(Android 13) 20230405074840
Samsung Galaxy S21 5G BVO G991BXXS6EWBB 6  2023-03-01  Full Files T(Android 13) 20230306221640
Samsung Galaxy S21 5G BVO G991BXXS6DWB2 6  2023-02-01  Full Files T(Android 13) 20230207213940
Samsung Galaxy S21 5G BVO G991BXXU6EWAF 6  2023-02-01  Full Files T(Android 13) 20230210220511
Samsung Galaxy S21 5G BVO G991BXXS6DWA6 6  2023-01-01  Full Files T(Android 13) 20230126002540
Samsung Galaxy S21 5G BVO G991BXXU5DVL2 5  2022-12-01  Full Files T(Android 13) 20230107015510
Samsung Galaxy S21 5G BVO G991BXXS5DVK1 5  2022-11-01  Full Files T(Android 13) 20221119065231
Samsung Galaxy S21 5G BVO G991BXXU5DVJC 5  2022-10-01  Full Files T(Android 13) 20221108061750
Samsung Galaxy S21 5G BVO G991BXXS5CVIF 5  2022-10-01  Full Files S(Android 12) 20221011022311
Samsung Galaxy S21 5G BVO G991BXXS5CVHI 5  2022-09-01  Full Files S(Android 12) 20220919235541
Samsung Galaxy S21 5G BVO G991BXXU5CVH7 5  2022-08-01  Full Files S(Android 12) 20220910080701
Samsung Galaxy S21 5G BVO G991BXXU5CVGC 5  2022-08-01  Full Files S(Android 12) 20220730034230
Samsung Galaxy S21 5G BVO G991BXXS5CVEA 5  2022-06-01  Full Files S(Android 12) 20220611065511
Samsung Galaxy S21 5G BVO G991BXXU5CVDD 5  2022-05-01  Full Files S(Android 12) 20220510042740
Samsung Galaxy S21 5G BVO G991BXXS4CVCG 4  2022-04-01  Full Files S(Android 12) 20220412040531
Samsung Galaxy S21 5G BVO G991BXXU4CVC4 4  2022-03-01  Full Files S(Android 12) 20220319021750
Samsung Galaxy S21 5G BVO G991BXXS4BVAA 4  2022-02-01  Full Files S(Android 12) 20220222083321
Samsung Galaxy S21 5G BVO G991BXXU4BULF 4  2022-01-01  Full Files S(Android 12) 20220111052350
Samsung Galaxy S21 5G BVO G991BXXU3BUKG 3  2021-11-01  Full Files S(Android 12) 20211125074101
Samsung Galaxy S21 5G BVO G991BXXU3AUIE 3  2021-10-01  Full Files R(Android 11) 20210925125220
Samsung Galaxy S21 5G BVO G991BXXU3AUHB 3  2021-08-01  Full Files R(Android 11) 20210819164105
Samsung Galaxy S21 5G BVO G991BXXU3AUG4 3  2021-07-01  Full Files R(Android 11) 20210712101412
Samsung Galaxy S21 5G BVO G991BXXU3AUF6 3  2021-06-01  Full Files R(Android 11) 20210614143039
Samsung Galaxy S21 5G BVO G991BXXU3AUE1 3  2021-05-01  Full Files R(Android 11) 20210503150507
Samsung Galaxy S21 5G BVO G991BXXU2AUC8 2  2021-04-01  Full Files R(Android 11) 20210322110236
Samsung Galaxy S21 5G BVO G991BXXU1AUB8 1  2021-02-01  Full Files R(Android 11) 20210219142235
Samsung Galaxy S21 5G BVO G991BXXU1AUB3 1  2021-02-01  Full Files R(Android 11) 20210204115435
Samsung Galaxy S21 5G BVO G991BXXU1AUAB 1  2021-01-01  Full Files R(Android 11) 20210126111804
Samsung Galaxy S21 5G BVO G991BXXU1ATLD 1  Full Files R(Android 11) 20201210111334
Lastest combinations SM-G991B / Galaxy S21 5G SM-G991B
Device Version Bit/SW REV. FA Change list Updated
SM-G991B / Galaxy S21 5G G991BXXU5AVD1 5 FAR0 CL24116225 2024-05-13 20:41:46
SM-G991B / Galaxy S21 5G G991BXXU4AUL1 4 FAR0 CL23342197 2024-03-10 18:42:08
SM-G991B / Galaxy S21 5G G991BXXU3AUF1 3 FAR0 CL21875223 2021-09-23 01:35:30
SM-G991B / Galaxy S21 5G G991BXXU2AUD3 2 FAR0 CL21561395 2021-09-29 01:38:14
SM-G991B / Galaxy S21 5G G991BXXU1AUA3 1 FAR0 CL20796681 2021-05-13 15:18:00
All combinations
 How to flash Samsung SM-G991B / Galaxy S21 5G SM-G991B firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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