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SM-G991B/DS Galaxy S21 5G Global Dual SIM TD-LTE 128GB

SM-G991B/DS Galaxy S21 5G Global Dual SIM TD-LTE 128GB

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Overview & Features

Brand
Samsung
Brief
High-end Galaxy S21 smartphone offers adaptive refresh rate (48 to 120Hz) 6.2-inch Flat FHD+ AMOLED display, 8 GiB of RAM and triple lens AI rear camera setup (large pixel 12 MP main wide-angle, 12 MP ultra wide-angle, 64 MP telephoto)
Model
SM-G991B/DS Galaxy S21 5G Global Dual SIM TD-LTE 128GB
OEM ID
G991BZVDEUA
Codename
Samsung Unbound M1
Released
2021 Jan 29
Announced
2021 Jan 14
Manufacturer
Samsung Electronics
General Extras
Haptic touch feedback
Hardware Designer
Samsung Electronics
List of Additional Features
vapor chamber liquid cooling system, Samsung Infinity-O Display, Samsung Bixby AI assistant, Samsung Pay, Samsung DeX, HDR10+ support, Dolby Atmos sound, 720p 960 fps slow-motion video capture, dual-pixel PDAF, in-display ultrasonic fingerprint scanner

Technical Specifications

Display

Pixel Size
0.06019 mm/pixel
Resolution
1080x2400
2592000 pixels
Display Area
9389.4 square millimeter
Display Hole
1-hole
Display Type
Color AM-OLED
display
Display Width
65 mm
Pixel Density
422 PPI
Display Height
144.45 mm
Display Module
Samsung
Display Subtype
Dynamic AM-OLED
Display Diagonal
158.4 mm
Display Color Depth
24 bit/pixel
Display Illumination
Self-illuminating
Display Refresh Rate
120 Hz
Display Subpixel Scheme
Yes
Display Area Utilization
86.9%
Number of Display Scales
16.8M
Scratch Resistant Screen
Corning Gorilla Glass Victus
Display Dynamic Range Depth
10 bit/pixel
Horizontal Full Bezel Width
6.2 mm
Display Light Reflection Mode
Yes

Power Supply

Battery
Lithium-ion
built-in
1-cell
Talk Time
33.0 hours
Wireless Charging
PMA wireless charging
Qi wireless charging
Estimated Battery Life
15.0 hours
Nominal Battery Energy
15.52 Wh
Average Current Talking
121 mA
Nominal Battery Voltage
3.88 Volts
Nominal Battery Capacity
4000 mAh battery
Estimated Average Current
267 mA
Max. Wireless Charging Power
15.0 W
Nominal Cell Voltage (1st cell)
3.88 Volts
Nominal Cell Capacity (1st cell)
4000 mAh cell

Sound Playing

Audio Output
USB Type-C
Loudspeaker(s)
stereo
D/A Holding Frequency
384000 Hz
D/A Converter Nominal Resolution
32 bit quantization

Cellular Phone

SIM Card Slot
e-SIM (embedded)
Call Alert Sound
128-chord melody
Cellular Antenna
Internal antenna
Cellular Controller
Samsung Exynos 2100 ModAP
Supported Cellular Bands
GSM 850MHz (B5)
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2)
UMTS 2100MHz (Band I, IMT)
UMTS 1900MHz (Band II, PCS)
UMTS 1700/2100MHz (Band IV, AWS)
UMTS 850MHz (Band V, CLR)
UMTS 900MHz (Band VIII)
LTE 2100 MHz (Band 1)
LTE 1900 MHz (Band 2, PCS)
LTE 1800 MHz (Band 3)
LTE 1700/2100 MHz (Band 4, AWS)
LTE 850 MHz (Band 5)
LTE 2600 MHz (Band 7)
LTE 900 MHz (Band 8)
LTE 700 MHz (Band 12)
LTE 700 MHz (Band 13)
LTE 700 MHz (Band 17)
LTE 800 MHz (Band 18)
LTE 800 MHz (Band 19)
LTE 800 MHz (Band 20)
LTE 1900 MHz (Band 25)
LTE 850 MHz (Band 26)
LTE 700 MHz (Band 28)
LTE 1500 MHz (Band 32)
TD-LTE 2600 MHz (Band 38)
TD-LTE 1900 MHz (Band 39)
TD-LTE 2300 MHz (Band XL)
TD-LTE 2500 MHz (Band XLI)
LTE 1700/2100 MHz (Band 66)
NR 2100 MHz (N1)
NR 1800 MHz (N3)
NR 850 MHz (N5)
NR 2600 MHz (N7)
NR 900 MHz (N8)
NR 800 MHz (N20)
NR 700 MHz (N28)
TD-NR 2600 MHz (N38)
TD-NR 2300 MHz (N40)
TD-NR 2500 MHz (N41)
NR 1700/2100 MHz (N66)
TD-NR 3700 MHz (N77)
TD-NR 3500 MHz (N78)
bands
Complementary Phone Services
Voice transmission
Voice speaker
Vibrating Alert
Speakerphone
ANC
HD Voice
Voice over LTE (VoLTE)
Video over LTE (ViLTE)
Hearing Aid Compatibility (HAC)
M3
T3
Supported Cellular Data Links
GPRS (Class unspecified)
GPRS Class 12
EDGE (Class unspecified)
EDGE Multi-slot Class 12
UMTS 384 kbps (W-CDMA)
HSUPA (Cat. unspecified)
HSUPA 5.76 Mbps (Cat. 6)
HSDPA (Cat. unspecified)
HSPA+ 21.1 Mbps (Cat. 18)
DC-HSDPA 42.2 Mbps (Cat. 24)
LTE (Cat. unspecified)
LTE 100 Mbps / 50 Mbps (Cat. 3)
LTE 150 Mbps / 50 Mbps (Cat. 4)
LTE 300 Mbps / 50 Mbps (Cat. 6)
LTE 300 Mbps / 75 Mbps (Cat. 5)
LTE 300 Mbps / 100 Mbps (Cat. 7)
LTE 400 Mbps / 150 Mbps (LTE Cat. 13)
LTE 450 Mbps / 50 Mbps (LTE Cat. 9)
LTE 450 Mbps / 100 Mbps (LTE Cat. 10)
LTE 600 Mbps / 50 Mbps (LTE Cat. 11)
LTE 600 Mbps / 100 Mbps (LTE Cat. 12)
LTE 1 Gbps / 100 Mbps (LTE Cat. 16)
LTE 1.2 Gbps / 200 Mbps (LTE Cat. 18)
LTE 1.6 Gbps (LTE Cat. 19)
LTE 2 Gbps / 300 Mbps (LTE Cat. 20)
NR 2.6 Gbps
NR 3.7 Gbps
NR 4.6 Gbps
data links

Audio Subsystem

Audio Channel(s)
stereo

Sound Recording

Microphone(s)
stereo
A/D Sampling Frequency
384000 Hz
A/D Converter Nominal Resolution
32 bit quantization

Auxiliary Camera

Aux. Camera Aperture (W)
f/2.20
Aux. Camera Image Sensor
BSI CMOS
Aux. Camera Extra Functions
Video Stabilizer (EIS)
HDR photo
HDR video
Slow motion video
Burst mode
Panorama Photo
Face detection
Face tagging
Smile detection
Face retouch
Face retouch (video)
Intelligent scene detection
Aux. Camera Number of Pixels
12.2 MP aux. cam
Aux. Cam. Min. Equiv. Focal Length
13 mm
Aux. Cam. Image Sensor Pixel Size
1.40 micrometer

Built-in Sensors

Built-in compass
3D (3-axis)
compass
Additional sensors
Barometer
In-screen fingerprint sensor
Hall sensor
Heart rate sensor
Light intensity sensor
Proximity sensor
Step counter
Built-in gyroscope
3D (3-axis)
gyro
Built-in accelerometer
3D (3-axis)
accelerometer

Operative Memory

RAM Type
LPDDR5 SDRAM
RAM Capacity
8192 MiB RAM

Ingress Protection

Protection from liquids
8 Persistently protected against immersion beyond 1 meter of depth
Protection from solid materials
6 Totally protected from dust (no ingress)
Immersion into liquids time limit
30 min
Immersion into liquids (depth limit)
150 cm

Control Peripherals

Touchscreen Type
Capacitive multi-touch sensing
screen
Touchscreen Simultaneous Touch Points
10-point

Graphical Subsystem

Graphical Controller
ARM Mali-G78 MP14

Non-volatile Memory

Non-volatile Memory Type
Flash EEPROM
Non-volatile Memory Capacity
122070 MiB non-volatile
104140 MiB free user storage
Non-volatile Memory Interface
UFS 3.1

Physical Attributes

Mass
170 g
Depth
7.9 mm
Width
71.2 mm
Height
151.7 mm
Bounding Volume
85.3 ccm

Multimedia Broadcast

FM Radio Receiver
No

Satellite Navigation

GPS Antenna
Internal antenna
Navigation Controller
Samsung Exynos 2100 ModAP
Supported GPS protocol(s)
GPS (NMEA 0183)
Complementary GPS Services
Simultaneous GPS (S-GPS)
Assisted GPS
Kétfrekvenciás GPS
Geotagging
QuickGPS
QZSS
Supported Galileo service(s)
E1
E5a
Supported BeiDou system (BDS)
B1I
B2a
BeiDou receiver
Supported GLONASS protocol(s)
L1OF
L2OF

Software Environment

Platform
Google Android
Software Extras
Voice Command
Business card recognition
Navigation software
Augmented Reality (AR)
Virtual Reality (VR) support
Intelligent personal assistant
Voice Recognition
Face Recognition
Operating System
Google Android 11 (R)
One UI 3.1

Audio/Video Interfaces

A/V Out
DisplayPort (Unspecified)
USB Type-C reversible
A/V Out Max. Resolution
3840x2160 (2160p) 4K UHD

Auxiliary Camera No. 2

Aux. 2 Camera Focus
Phase-Detection Autofocus (PD AF)
Aux. 2 Camera Aperture (W)
f/2.00
Aux. 2 Camera Image Sensor
BSI CMOS
Aux. 2 Camera Extra Functions
Optical Image Stabilization (OIS)
Pixel unification
HDR photo
Burst mode , Panorama Photo , Intelligent scene detection
Aux. 2 Cam. Image Sensor Format
1/1.72
Aux. 2 Camera Number of Pixels
64.4 MP aux. 2 cam
Aux. 2 Cam. Min. Equiv. Focal Length
29 mm
Aux. 2 Cam. Image Sensor Pixel Size
0.70 micrometer

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor
No

Auxiliary Camera No. 4

Aux. 4 Camera Focus
No
Aux. 4 Camera Image Sensor
No

Primary Camera System

Zoom
3.0 x optical zoom
10.0 x digital zoom
Flash
single LED
Focus
Phase-Detection Autofocus (PD AF)
Aperture (W)
f/1.80
Camera Module
Samsung ISOCELL Plus S5K2LD
Video Recording
7680x4320 pixel
24 fps
Camera Placement
Rear
Camera Resolution
4032x3024 pixel
Camera Image Sensor
BSI CMOS
Image Sensor Format
1/1.76
Camera Extra Functions
Electronic Image Stabilizer (EIS)
Video Stabilizer (EIS)
Optical Image Stabilization (OIS)
HDR photo
HDR video
Red-eye effect reduction
Slow motion video
Burst mode
Refocus
Touch focus
Macro mode
Panorama Photo
Face detection
Face tagging
Smile detection
Face retouch
Face retouch (video)
Intelligent scene detection
Image Sensor Pixel Size
1.80 micrometer
Recordable Image Formats
JPG , HEIF
Recordable Video Formats
3G2 , HEVC
Number of effective pixels
12.2 MP camera

Geographical Attributes

Price
849
Euro
Market Regions
Africa
Asia
Australia
Eastern Europe
Europe
Middle East
Oceania
South America (SA)
Southeast Asia
Western Europe
Mobile Operator
A1 Bulgaria
A1 Telekom Austria
A1 Vipnet
Asia Pacific Telecom
Base Belgium
Bouygues Telecom
Cellcom Israel
Chunghwa Telecom
EE Limited UK
FarEasTone Telecommunications
KPN Mobile
Movistar Spain
MTS Russia
O2 United Kingdom
Orange Polska
Orange Romania
Polkomtel Plus
Proximus Belgacom Mobile
Salt Mobile SA / Orange CH
Saudi Telecom Company
SFR
Singapore Telecommunications Limited
SingTel Optus Pty Limited
Sunrise Communications AG
Swisscom AG
Taiwan Mobile
Taiwan Star Telecom Corporation Limited
Telecom Italia
Telekom Deutschland
Telekom Hungary
Telekom Slovakia
Telenor Hungary / Yettel
Telenor Norway
Telia Finland
Telstra Corporation Limited
True Move
Vodafone Czech Republic
Vodafone Germany
Vodafone Hungary
Vodafone Italia
Vodafone Romania
Vodafone Spain
Vodafone United Kingdom
Market Countries
Algeria
Australia
Austria
Bangladesh
Belarus
Belgium
Bulgaria
Croatia
Czech Republic
Denmark
Egypt
Finland
France
Greece
Germany
HK
Hungary
India
Indonesia
Iran
Ireland
Israel
Italy
Jordan
Kazakhstan
Kenya
Kuwait
Latvia
Malaysia
Morocco
Myanmar
Nepal
Netherlands
Norway
NZ
Pakistan
Philippines
Poland
Portugal
Russia
Romania
Saudi Arabia
Singapore
Slovakia
Slovenia
South Africa
Spain
Sweden
Switzerland
Sri Lanka
Taiwan
Thailand
Tunisie
Emirates (UAE)
UK
Ukraine
Vietnam

Secondary Camera System

Secondary Aperture (W)
f/2.20
Secondary Camera Focus
Phase-Detection Autofocus (PD AF)
Secondary Camera Sensor
BSI CMOS
Secondary Camera Placement
Front
Secondary Camera Resolution
3648x2736 pixel
Secondary Image Sensor Format
1/3.24
Secondary Camera Extra Functions
Pixel unification
HDR photo
HDR video
Slow motion video
Burst mode
Touch focus
Panorama Photo
Face detection
Face tagging
Smile detection
Face retouch
Face retouch (video)
Intelligent scene detection
Secondary Min. Equiv. Focal Length
26 mm
Secondary Camera Number of pixels
10.0 MP sec. cam
Secondary Image Sensor Pixel Size
1.22 micrometer
Secondary Recordable Image Formats
JPG , HEIF
30 fps
Secondary Recordable Video Formats
3GP , 3G2 , HEVC

Communication Interfaces

NFC
NFC A
NFC B
USB
USB 3.1 (USB 3.2 Gen 2)
USB Hi-Speed (480 Mbps)
USB SuperSpeed (5 Gbps)
Bluetooth
Bluetooth 5.0
Internal antenna
USB Services
USB charging
USB fast charging
USB Host
USB On-The-Go 1.3
USB On-The-Go 2.0
USB Power Delivery
USB Power Delivery 2.0
USB Power Delivery 3.0
Wireless LAN
IEEE 802.11a
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
IEEE 802.11ac
IEEE 802.11ax (Wi-Fi 6)
Internal antenna
USB Connector
USB Type-C reversible
Wireless Services
DLNA
Miracast
Wi-Fi Direct
Wi-Fi Tethering
WiDi
Wi-Fi Calling (VoWiFi)
Bluetooth profiles
A2DP
A2DP with aptX codec
A2DP with aptX HD codec
AVRCP
DIP
GAVDP
HFP
HID
HSP
MAP
OPP
PAN
PBA
SAP
SPP
Max. Charging Power
25.0 W
Expansion Interfaces
No

Secondary Cellular Phone

Sec. SIM Card Slot
Nano-SIM (4FF)
Internal antenna
Sec. Phone Controller IC
Samsung Exynos 2100 ModAP
Dual Cellular Network Operation
Dual standby
Sec. Supported Cellular Networks
GSM 850MHz (B5)
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2)
UMTS 2100MHz (Band I, IMT)
UMTS 1900MHz (Band II, PCS)
UMTS 1700/2100MHz (Band IV, AWS)
UMTS 850MHz (Band V, CLR)
UMTS 900MHz (Band VIII)
LTE 2100 MHz (Band 1)
LTE 1900 MHz (Band 2, PCS)
LTE 1800 MHz (Band 3)
LTE 1700/2100 MHz (Band 4, AWS)
LTE 850 MHz (Band 5)
LTE 2600 MHz (Band 7)
LTE 900 MHz (Band 8)
LTE 700 MHz (Band 12)
LTE 700 MHz (Band 13)
LTE 700 MHz (Band 17)
LTE 800 MHz (Band 18)
LTE 800 MHz (Band 19)
LTE 800 MHz (Band 20)
LTE 1900 MHz (Band 25)
LTE 850 MHz (Band 26)
LTE 700 MHz (Band 28)
LTE 1500 MHz (Band 32)
TD-LTE 2600 MHz (Band 38)
TD-LTE 1900 MHz (Band 39)
TD-LTE 2300 MHz (Band XL)
TD-LTE 2500 MHz (Band XLI)
LTE 1700/2100 MHz (Band 66)
Sec. Supported Cellular Data Links
GPRS (Class unspecified)
GPRS Class 12 , EDGE (Class unspecified)
EDGE Multi-slot Class 12 , UMTS 384 kbps (W-CDMA)
HSUPA (Cat. unspecified)
HSUPA 5.76 Mbps (Cat. 6) , HSDPA (Cat. unspecified)
HSPA+ 21.1 Mbps (Cat. 18) , HSPA+ 42.2 Mbps (Cat. 20)
DC-HSDPA 42.2 Mbps (Cat. 24)
LTE 100 Mbps / 50 Mbps (Cat. 3)
LTE 150 Mbps / 50 Mbps (Cat. 4)
LTE 300 Mbps / 50 Mbps (Cat. 6)
LTE 300 Mbps / 75 Mbps (Cat. 5)
LTE 300 Mbps / 100 Mbps (Cat. 7)
LTE 400 Mbps / 150 Mbps (LTE Cat. 13)
LTE 450 Mbps / 50 Mbps (LTE Cat. 9)
LTE 450 Mbps / 100 Mbps (LTE Cat. 10)
LTE 600 Mbps / 50 Mbps (LTE Cat. 11)
LTE 600 Mbps / 100 Mbps (LTE Cat. 12)
LTE 1 Gbps / 100 Mbps (LTE Cat. 16)
LTE 1.2 Gbps / 200 Mbps (LTE Cat. 18)
LTE 1.6 Gbps (LTE Cat. 19)
LTE 2 Gbps / 300 Mbps (LTE Cat. 20)

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor
No

Application processor, Chipset

CPU
Samsung Exynos 2100 5G S5E9840, 2021, 64 bit, octa-core, 2304 Kbyte L2, 4096 Kbyte L3, 5 nm, ARM Mali-G78 GPU
CPU Clock
2900 MHz

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor
No

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