Samsung Galaxy J7 V (2018) vs Samsung Galaxy A51

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Display

Size

5.5 inches
6.5 inches

Resolution

1280 x 720 pixels, 16:9 ratio,
267 PPI
2400 x 1080 pixels, 20:9 ratio,
405 PPI

Technology

TFT
Super AMOLED

Screen-to-body

71.45 %
87.37 %

Colors

16 777 216
 

Features

Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip

Samsung Exynos 7 Octa 7884
Samsung Exynos 9611

Processor

Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU

Mali-T830 MP1
Mali-G72 MP3

RAM

2GB LPDDR3
4GB LPDDR4

Internal storage

32GB
128GB, available to use: 105.9 GB

Storage expansion

microSDXC up to 400 GB
microSDXC up to 512 GB

Device type

Smartphone
Smartphone

OS

Android (8.0 Oreo)
Android (10), Samsung One UI

Battery

Capacity

3300 mAh
4000 mAh

Type

Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results

 

Charging

 
Fast charging

Camera

Rear

Single camera
Quad camera

Main camera

13 MP (Autofocus)
48 MP (PDAF)

Specifications

Aperture size: F1.7
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
12 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera

 
5 MP (Macro)

Specifications

 
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera

 
5 MP (Depth information)

Specifications

 
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features

Video calling, Video sharing
Hyperlapse, EIS

Front

13 MP
32 MP (HDR)

Design

Dimensions

6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight

6.38 oz (181.0 g)
the average is 6.3 oz (179 g)
6.07 oz (172.0 g)
the average is 6.3 oz (179 g)

Materials

 
Back: Plastic; Frame: Plastic

Biometrics

2D Face unlock
2D Face unlock, In-screen fingerprint

Features

Touch sensitive control keys
 

Keys

Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors

Black
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Cellular

LTE (FDD)

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD)

 
Bands 38(2600), 39(1900+), 41(2600+)

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed

LTE-A Cat 6 (300/50 Mbit/s), UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Dolby Atmos

Screen mirroring

Wireless screen share
Wireless screen share

Radio

 
FM

Additional microphone(s)

 
for Noise cancellation

Connectivity & Features

Bluetooth

4.2
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB

microUSB, USB 2.0
Type-C (reversible), USB 2.0

Features

Mass storage device, Charging
Charging, OTG

Location

GPS, A-GPS, Glonass
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other

ANT+, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+

Hearing aid compatible

M3, T3
 

Phone features

Notifications

Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone
 

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
 

Regulatory Approval

FCC approval

 
 

Date approved

May 07, 2018
Nov 28, 2019

FCC ID value: A3LSMJ737V link
FCC ID value: A3LSMA515FN link

Measured SAR

 
 

Head

0.91 W/kg
0.89 W/kg

Body

0.81 W/kg
1.18 W/kg

Simultaneous Transmission

1.59 W/kg
1.56 W/kg

Wireless Router

1.01 W/kg
1.12 W/kg

Phablet

3.98 W/kg
2.76 W/kg

Buyers information

Price

$ 240
$ 400

User Manual

 
Download the Samsu​ng Galaxy A51 Manual as a PDF file.

Availability

Officially announced

Jun 07, 2018
Dec 12, 2019
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
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