Samsung Galaxy S21 5G US Unlocked (SM-G991U1) vs Samsung Galaxy S8 USA SM-G950U1

Product Name
Samsung Galaxy S21 5G US Unlocked (SM-G991U1)
Samsung Galaxy S8 USA SM-G950U1
Product Image

Model Name
Galaxy S21 5G US Unlocked Galaxy S8 USA Unlocked
Model Number
SM-G991U1 SM-G950U1
Device Type
Phone Phone
Colors
Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Midnight Black, Orchid Gray, Arctic Silver, Coral Blue
Announced
January, 2021 March 2017
Released
January, 2021 April 2017
User Guide

Download Samsung Galaxy S21 5G User Guide
Samsung FRP Lock
Samsung Galaxy S21 5G FRP Lock Bypass Samsung Galaxy S8 FRP Lock Bypass

Dimensions
71.2 x 151.7 x 7.9mm 148.9 x 68.1 x 8 mm
Weight
171g 155g
SIM Card
Single / Dual SIM Single
SIM Card Size
Nano-SIM (4FF) Nano-SIM (4FF)
Ingress Protection Rating (IP Rate)
IP68 Dust / Water resistant (up to 1.5m for 30 mins) IP 68 : Totally protected against dust, Protected against the effect of immersion to 1.5m for up to 30 minutes.

Platform
Android Android
Installed OS Version
Android 11, One UI 3.1 Android 7.0 (Nougat), Upgradable to Android 8.0 (Oreo)

Supported Network
2G, 3G, 4G, 5G 2G, 3G, 4G/LTE
2G Bands
GSM 850 / 900 / 1800 / 1900 & CDMA2000 1xEV-DO
3G Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500)

Technology (Main Display)
Dynamic AMOLED 2X Dual Edge Super AMOLED
Size (Main Display)
6.2 inches 5.8 inches (146.5mm)
Color Depth (Main Display)
16M Colors 16M Colors
Resolution (Main Display)
Flat FHD+ 2400 x 1080 Pixels Quad HD+ 2960 x 1440 pixels
Pixel Density
421ppi 570 PPI
S Pen Support
No
More Display Features
Infinity-O Display, HDR10+ certified, Adaptive 120Hz refresh rate (48~120Hz), Eye Comfort Shield, Corning Gorilla Glass Victus, Always-on display. Corning Gorilla Glass 5 Protection, HDR10 Compliant, 3D Touch, Always-on display, Multitouch

CPU Type
Qualcomm SM8350 Snapdragon 888 Qualcomm MSM8998 Snapdragon 835
CPU Speed
1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 4x2.35 GHz Kryo & 4x1.9 GHz Kryo
Cores
8 Cores (Octa-Core) 8 Cores (Octa-Core)
GPU
Adreno 660 Adreno 540

Built In Sensors
Ultrasonic Fingerprint sensor, Accelerometer, Barometer, Gyro sensor, Geomagnetic sensor, Hall sensor, Proximity sensor, Ambient Light Sensor Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, HR Sensor, Iris Sensor, Pressure Sensor, Proximity Sensor, RGB Light Sensor

Audio Playing Format
MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, APE, DSF, DFF MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF
Video Playing Format
MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM
Video Recording Resolution
UHD 8K (7680 x 4320 Pixels) @24fps UHD 4K (3840 x 2160 pixels) @30fps
Video Playing Resolution
UHD 8K (7680 x 4320 Pixels) @60fps UHD 4K (3840 x 2160 pixels) @60fps

Rear Camera
Triple Single
Front Camera
Single Single
Rear Camera - Resolution
64MP Telephoto + 12MP Wide + 12MP Ultra Wide Dual Pixel 12.0 MP
Front Camera - Resolution
10MP 8.0MP
Rear Camera - Flash
Yes Yes
Front Camera - Flash
No No
Rear Camera - Auto Focus
Yes Yes
Front Camera - Auto Focus
Yes Yes
Rear Camera - F Number
F2.0, F1.8, F2.2 F1.7
Front Camera - F Number
F2.2 F1.7
Optical Image Stabilizer (OIS)
Yes (Rear Camera only) Rear Camera Only
Camera Features
- 30X Space Zoom.
- Slow Motion: 960fps @HD, 240fps @FHD.
- Super Steady video.
- Panorama.
- Auto-HDR. - Panorama.
- Auto-HDR.
- HDR.
- Dual-Video Rec.
- Dual Video Call.

ANT+
Yes Yes
USB Version
V3.2 USB 3.1 Gen 1
USB Interface
USB Type-C USB Type-C
Earjack
No 3.5mm Stereo
Bluetooth Version
Bluetooth v5.0 Bluetooth v5.0 (LE up to 2 Mbps)
Wi-Fi
802.11 a/b/g/n/ac/ax 2.4 G + 5 GHz, HE80, MIMO, 1024-QAM 802.11 a/b/g/n/ac 2.4G+5GHz, VHT80 MU-MIMO,1024-QAM
Wi-Fi Direct
Yes Yes
NFC
Yes Yes
Location Technology
GPS, Glonass, Beidou, Galileo GPS,Glonass
Radio
NO
Mobile High-Definition Link (MHL)
No NO
PC Sync
Samsung Smart Switch Samsung Smart Switch

More Features
- 5G Support.
- Samsung Pay.
- Wireless: Smart View (screen mirroring 1080p at 30 fps).
- Wired: supports DisplayPort over USB type-C. Supports video out when connecting via HDMI Adapter. (DisplayPort 4K UHD at 60 fps)(DisplayPort 4K UHD at 60 fps).
- Fast charging 25W.
- USB Power Delivery 3.0.
- Fast Qi/PMA wireless charging 15W.
- Reverse wireless charging 4.5W. - Samsung Pay.
- Samsung KNOX.
- Bixby.
- Active noise cancellation with dedicated mic.
- Samsung DeX (desktop experience support).
- Photo/Video Editor.
- Document Editor.

Disclaimer Notice:
These specifications and features are collected from Samsung official websites and world trusted sources. But even thus We can not guarantee that the information on this page is 100% correct. So If any particular specification is vital to you, we always recommend checking with the phone seller before buying the wanted device. These specifications and features are collected from Samsung official websites and world trusted sources. But even thus We can not guarantee that the information on this page is 100% correct. So If any particular specification is vital to you, we always recommend checking with the phone seller before buying the wanted device.