Samsung Galaxy A51 US Unlocked (SM-A515U1) vs Samsung Galaxy S21 5G US Unlocked (SM-G991U1)

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Product Name
Samsung Galaxy A51 US Unlocked (SM-A515U1)
Samsung Galaxy S21 5G US Unlocked (SM-G991U1)
Product Image

GENERAL INFORMATION

Model Name
Galaxy A51 US Unlocked Galaxy S21 5G US Unlocked
Model Number
SM-A515U1 SM-G991U1
Device Type
Phone Phone
Colors
Prism Crush Black, Prism Crush Blue, Prism Crush White Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
Announced
April, 2020 January, 2021
Released
May, 2020 January, 2021
User Guide

Download Samsung Galaxy A51 User Guide

Download Samsung Galaxy S21 5G User Guide
Samsung FRP Lock
Samsung Galaxy A51 FRP Lock Bypass Samsung Galaxy S21 5G FRP Lock Bypass

PHYSICAL SPECS

Dimensions
158.5 x 73.6 x 7.9 mm 71.2 x 151.7 x 7.9mm
Weight
172 g 171g
SIM Card
Single SIM Single / Dual SIM
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)

OPERATING SYSTEM

Platform
Android Android
Installed OS Version
Android 10 Android 11, One UI 3.1

NETWORK

Supported Network
2G, 3G, 4G / LTE 2G, 3G, 4G, 5G

DISPLAY

Technology (Main Display)
Super AMOLED Dynamic AMOLED 2X
Size (Main Display)
6.5 inches (164.0mm) 6.2 inches
Color Depth (Main Display)
16M Colors 16M Colors
Resolution (Main Display)
FHD+ 1080 × 2400 Pixels Flat FHD+ 2400 x 1080 Pixels
Pixel Density
405 PPI 421ppi
More Display Features
Infinity-O Display Infinity-O Display, HDR10+ certified, Adaptive 120Hz refresh rate (48~120Hz), Eye Comfort Shield, Corning Gorilla Glass Victus, Always-on display.

PROCESSOR

CPU Type
Exynos 9611 Qualcomm SM8350 Snapdragon 888
CPU Speed
4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680
Cores
8 Cores (Octa-Core) 8 Cores (Octa-Core)
GPU
Mali-G72 MP3 Adreno 660

MEMORY

RAM Size
4GB 8GB
ROM Size
128GB 128GB / 256GB
External Memory Support
MicroSD (Up to 512GB) No

SENSORS

Built In Sensors
Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Virtual Proximity Sensing Ultrasonic Fingerprint sensor, Accelerometer, Barometer, Gyro sensor, Geomagnetic sensor, Hall sensor, Proximity sensor, Ambient Light Sensor

AUDIO and VIDEO

Audio Playing Format
MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, APE, DSF, DFF
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 4K (3840 x 2160 Pixels) @30fps UHD 8K (7680 x 4320 Pixels) @24fps
Video Playing Resolution
UHD 4K (3840 x 2160 Pixels) @120fps UHD 8K (7680 x 4320 Pixels) @60fps

CAMERA

Rear Camera
Quad Triple
Front Camera
Single Single
Rear Camera - Resolution
48MP + 12MP Ultra-Wide + 5MP Depth Sensor + 5MP Macro 64MP Telephoto + 12MP Wide + 12MP Ultra Wide
Front Camera - Resolution
32.0MP 10MP
Rear Camera - Flash
Yes Yes
Front Camera - Flash
No No
Rear Camera - Auto Focus
Yes Yes
Front Camera - Auto Focus
No Yes
Rear Camera - F Number
F2.0, F2.2, F2.2, F2.4 F2.0, F1.8, F2.2
Front Camera - F Number
F2.2 F2.2
Optical Image Stabilizer (OIS)
No Yes (Rear Camera only)
Camera Features
- Panorama.
- HDR.
- Main Camera Digital Zoom up to 8x.
- Slow Motion 240fps @HD. - 30X Space Zoom.
- Slow Motion: 960fps @HD, 240fps @FHD.
- Super Steady video.
- Panorama.
- Auto-HDR.

CONNECTIVITY

ANT+
Yes Yes
USB Version
USB 2.0 V3.2
USB Interface
USB Type-C USB Type-C
Earjack
3.5mm Stereo No
Bluetooth Version
Bluetooth v5.0 (LE up to 2 Mbps) Bluetooth v5.0
Wi-Fi
802.11 a/b/g/n/ac 2.4G+5GHz, VHT80 802.11 a/b/g/n/ac/ax 2.4 G + 5 GHz, HE80, MIMO, 1024-QAM
Wi-Fi Direct
Yes Yes
NFC
Yes Yes
Location Technology
GPS, Glonass, Beidou, Galileo GPS, Glonass, Beidou, Galileo
Mobile High-Definition Link (MHL)
No No
PC Sync
Samsung Smart Switch Samsung Smart Switch

BATTERY

Standard Battery Capacity (mAh)
4,000 mAh 4000mAh
Removable
No No
Fast Charging Support
Yes Yes
Talk Time
Up to 28H (4G LTE) Up to 30H (4G LTE)
Stand-By
Up to 11.3 Days
Audio Playback Time (Hours)
Up to 85H Up to 72H
Video Playback Time (Hours)
Up to 19H
Internet Usage Time(LTE) (Hours)
Up to 15H
Internet Usage Time(Wi-Fi) (Hours)
Up to 16H

FEATURES

More Features
- Fast Wired Charging (15 watts).
- Infinity-O Display.
- Dolby Atmos (wired audio).
- Facial Recognition.
- In-Display Optical Fingerprint Sensor.
- Samsung Pay. - 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.

Disclaimer Notice:

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.

Samsung Galaxy A51 US Unlocked (SM-A515U1) vs Samsung Galaxy S21 5G US Unlocked (SM-G991U1)

Share it with your Friends:

Samsung Galaxy A51 US Unlocked (SM-A515U1)

Samsung Galaxy S21 5G US Unlocked (SM-G991U1)

GENERAL INFORMATION

PHYSICAL SPECS

OPERATING SYSTEM

NETWORK

DISPLAY

PROCESSOR

MEMORY

SENSORS

AUDIO and VIDEO

CAMERA

CONNECTIVITY

BATTERY

FEATURES

Disclaimer Notice:

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