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Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991T poster

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991T Full Device Specifications

You are currently previewing Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991T full device specifications. View all our devices list for other models.

Released Date
2021 Jan 29
Display Dimension
1080x2400 pixels
RAM Size
8192 MiB RAM
Processor (CPU)
Qualcomm Snapdragon 888 5G SM8350
Battery Capacity
4000 mAh battery
Device Camera
12.2 MP camera

Ratings and Reviews

Add Yours
4.5/5

Total average ratings from 2 different users

Introduction

Brand

Samsung

Model

SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991T

Brief

AI-powered triple-lens pro-grade camera is designed for those times when you want to be more intentional and have more creative control. UWB 5G dual SIM 128 GB variant of Galaxy S21 for T-Mobile USA

Released

2021 Jan 29

Announced

2021 Jan 14

Hardware Designer

Samsung Electronics

Manufacturer

Samsung Electronics

Codename

Samsung Unbound M1

OEM ID

G991UZVATMB

General Extras

Haptic touch feedback

Device Category

Smartphone

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

Physical Attributes

Width

71.2 mm, 2.8 inch

Height

151.7 mm, 5.97 inch

Depth

7.9 mm, 0.31 inches

Bounding Volume

85.3 ccm

Mass

171 g, 6.03 ounces

Software Environment

Platform

Google Android

Operating System

Google Android 11 (R), One UI 3.1

Software Extras

Voice Command , Business card recognition , Navigation software , Augmented Reality (AR) , Virtual Reality (VR) support , Intelligent personal assistant , Voice Recognition , Face Recognition

Application processor, Chipset

CPU Clock

2842 MHz

CPU

Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 2021, 64 bit, octa-core, 5 nm, Qualcomm Adreno 660 GPU

Operative Memory

RAM Type

LPDDR5 SDRAM, 3200 MHz

RAM Capacity

8192 MiB RAM

Non-volatile Memory

Non-volatile Memory Type

Flash EEPROM

Non-volatile Memory Interface

UFS 3.1

Non-volatile Memory Capacity

122070 MiB non-volatile, 103629 MiB free user storage

Display

Display Hole

1-hole

Display Diagonal

158.4 mm, 6.2 inch

Resolution

1080x2400, 2592000 pixels

Display Width

65 mm, 2.56 inch

Display Height

144.45 mm, 5.69 inch

Horizontal Full Bezel Width

6.2 mm

Display Area

9389.4 square millimeter

Display Area Utilization

86.9%

Pixel Size

0.06019 mm/pixel

Pixel Density

422 PPI

Display Type

Color AM-OLED display

Display Subtype

Dynamic AM-OLED

Display Color Depth

24 bit/pixel

Number of Display Scales

16.8M

Display Dynamic Range Depth

10 bit/pixel

Display Illumination

Self-illuminating

Display Light Reflection Mode

Yes

Display Subpixel Scheme

Yes

Display Refresh Rate

120 Hz

Scratch Resistant Screen

Corning Gorilla Glass Victus

Display Module

Samsung

Graphical Subsystem

Graphical Controller

Qualcomm Adreno 660

GPU Clock

840 MHz

Audio/Video Interfaces

A/V Out

DisplayPort (Unspecified), USB Type-C reversible

A/V Out Max. Resolution

3840x2160 (2160p) 4K UHD

Audio Subsystem

Audio Channel(s)

stereo

Sound Recording

A/D Converter Nominal Resolution

32 bit quantization

A/D Sampling Frequency

384000 Hz

Microphone(s)

stereo

Sound Playing

D/A Converter Nominal Resolution

32 bit quantization

D/A Holding Frequency

384000 Hz

Loudspeaker(s)

stereo

Audio Output

USB Type-C

Cellular Phone

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 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) , TD-LTE 2600 MHz (Band 38) , TD-LTE 1900 MHz (Band 39) , TD-LTE 2300 MHz (Band XL) , TD-LTE 2500 MHz (Band XLI) , TD-LTE 5900 MHz (Band XLVI) , TD-LTE 3600 MHz (Band 48) , LTE 1700/2100 MHz (Band 66) , LTE 600 MHz (Band 71) , TD-NR 2500 MHz (N41) , NR 600 MHz (N71) , TD-NR 39 GHz (N260) , TD-NR 28 GHz (N261) bands

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 1.5 Gbps , NR 2.6 Gbps , NR 3.7 Gbps , NR 4.6 Gbps data links

SIM Card Slot

e-SIM (embedded)

Cellular Antenna

Internal antenna

Call Alert Sound

128-chord melody

Hearing Aid Compatibility (HAC)

M3 , T3

Complementary Phone Services

Voice transmission , Voice speaker , Vibrating Alert , Speakerphone , ANC , HD Voice , Voice over LTE (VoLTE) , Video over LTE (ViLTE)

Cellular Controller

Qualcomm SM8350

SAR (head)

0.540 W/kg, US standard (max. 1.6 W/kg @ 1g) measurement method, TD-LTE 3600 MHz (Band 48) measurement band

SAR (body)

1.080 W/kg, US standard (max. 1.6 W/kg @ 1g) measurement method, UMTS 1900MHz (Band II, PCS) measurement band

Secondary Cellular Phone

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 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) , TD-LTE 2600 MHz (Band 38) , TD-LTE 1900 MHz (Band 39) , TD-LTE 2300 MHz (Band XL) , TD-LTE 2500 MHz (Band XLI) , TD-LTE 5900 MHz (Band XLVI) , TD-LTE 3600 MHz (Band 48) , LTE 1700/2100 MHz (Band 66) , LTE 600 MHz (Band 71)

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)

Sec. SIM Card Slot

Nano-SIM (4FF), Internal antenna

Sec. Phone Controller IC

Qualcomm SM8350

Control Peripherals

Touchscreen Type

Capacitive multi-touch sensing screen

Touchscreen Simultaneous Touch Points

10-point

Communication Interfaces

Expansion Interfaces

No

USB

USB 3.1 (USB 3.2 Gen 2), USB Hi-Speed (480 Mbps) , USB SuperSpeed (5 Gbps)

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

USB Connector

USB Type-C reversible

Max. Charging Power

25.0 W

Bluetooth

Bluetooth 5.0, Internal antenna

Bluetooth profiles

A2DP , A2DP with aptX codec , A2DP with aptX HD codec , AVRCP , DIP , GAVDP , HFP , HID , HSP , MAP , OPP , PAN , PBA , SAP , SPP

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

Wireless Services

DLNA , Miracast , Wi-Fi Direct , Wi-Fi Tethering , WiDi , Wi-Fi Calling (VoWiFi)

NFC

NFC A , NFC B

Multimedia Broadcast

FM Radio Receiver

No

Satellite Navigation

Supported GPS protocol(s)

GPS (NMEA 0183)

GPS Antenna

Internal antenna

Complementary GPS Services

Simultaneous GPS (S-GPS) , Assisted GPS , Kétfrekvenciás GPS , Geotagging , QuickGPS , QZSS

Supported GLONASS protocol(s)

L1OF , L2OF

Supported Galileo service(s)

E1 , E5a

Navigation Controller

Qualcomm SM8350

Primary Camera System

Camera Placement

Rear

Camera Module

Samsung ISOCELL Plus S5K2LD

Camera Image Sensor

BSI CMOS

Image Sensor Format

1/1.76

Image Sensor Pixel Size

1.80 micrometer

Camera Resolution

4032x3024 pixel

Number of effective pixels

12.2 MP camera

Aperture (W)

f/1.80

Zoom

2.2 x optical zoom, 13.5 x digital zoom

Focus

Phase-Detection Autofocus (PD AF)

Recordable Image Formats

JPG , HEIF

Video Recording

7680x4320 pixel, 24 fps

Recordable Video Formats

3G2 , HEVC

Flash

single LED

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

Auxiliary Camera

Aux. Camera Image Sensor

BSI CMOS

Aux. Cam. Image Sensor Pixel Size

1.40 micrometer

Aux. Camera Number of Pixels

12.2 MP aux. cam

Aux. Camera Aperture (W)

f/2.20

Aux. Cam. Min. Equiv. Focal Length

13 mm

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

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor

BSI CMOS

Aux. 2 Cam. Image Sensor Pixel Size

0.80 micrometer

Aux. 2 Cam. Image Sensor Format

1/1.72

Aux. 2 Camera Number of Pixels

64.4 MP aux. 2 cam

Aux. 2 Camera Aperture (W)

f/2.00

Aux. 2 Cam. Min. Equiv. Focal Length

29 mm

Aux. 2 Camera Focus

Phase-Detection Autofocus (PD AF)

Aux. 2 Camera Extra Functions

Optical Image Stabilization (OIS) , Pixel unification , HDR photo , Burst mode , Panorama Photo , Intelligent scene detection

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor

No

Auxiliary Camera No. 4

Aux. 4 Camera Image Sensor

No

Aux. 4 Camera Focus

No

Secondary Camera System

Secondary Camera Placement

Front

Secondary Camera Sensor

BSI CMOS

Secondary Image Sensor Format

1/3.24

Secondary Image Sensor Pixel Size

1.22 micrometer

Secondary Camera Resolution

3648x2736 pixel

Secondary Camera Number of pixels

10.0 MP sec. cam

Secondary Aperture (W)

f/2.20

Secondary Camera Focus

Phase-Detection Autofocus (PD AF)

Secondary Min. Equiv. Focal Length

26 mm

Secondary Recordable Image Formats

JPG , HEIF, 30 fps

Secondary Recordable Video Formats

3GP , 3G2 , HEVC

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 Auxiliary Camera

Sec. Aux. Cam. Image Sensor

No

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor

No

Built-in Sensors

Built-in compass

3D (3-axis) compass

Built-in accelerometer

3D (3-axis) accelerometer

Built-in gyroscope

3D (3-axis) gyro

Additional sensors

Barometer , In-screen fingerprint sensor , Hall sensor , Heart rate sensor , Light intensity sensor , Proximity sensor , Step counter

Ingress Protection

Protection from solid materials

6 Totally protected from dust (no ingress)

Protection from liquids

8 Persistently protected against immersion beyond 1 meter of depth

Immersion into liquids (depth limit)

150 cm

Immersion into liquids time limit

30 min

Power Supply

Battery

Lithium-ion, built-in, 1-cell

Nominal Cell Voltage (1st cell)

3.88 Volts

Nominal Cell Capacity (1st cell)

4000 mAh cell

Nominal Battery Voltage

3.88 Volts

Nominal Battery Capacity

4000 mAh battery

Nominal Battery Energy

15.52 Wh

Estimated Battery Life

15.0 hours

Estimated Average Current

267 mA

Standby Time

270 hours

Average Standby Current

15 mA

Talk Time

30.0 hours

Average Current Talking

133 mA

Wireless Charging

PMA wireless charging , Qi wireless charging

Max. Wireless Charging Power

15.0 W

Geographical Attributes

Market Countries

USA

Market Regions

North America (NA)

Mobile Operator

T-Mobile USA

Disclaimer: DeviceBeast can not guarantee that the information on this page is 100% correct

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