Samsung Galaxy J7 vs Samsung Galaxy A20

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$180 VIEW ON amazon
$158 VIEW ON amazon

Display

Size

5.5 inches
6.4 inches

Resolution

1280 x 720 pixels,
267 PPI
1560 x 720 pixels, 19.5:9 ratio,
268 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

69.72 %
84.95 %

Features

Ambient light sensor, Proximity sensor
Proximity sensor

Hardware

System chip

Qualcomm Snapdragon 615 8939
Samsung Exynos 7884

Processor

Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

GPU

Adreno 405
Mali-G71 MP2

RAM

1.5GB LPDDR3
3GB LPDDR4

Internal storage

16GB, available to use: 11.6 GB
32GB, available to use: 20.3 GB

Storage expansion

microSDXC up to 128 GB
microSDXC up to 512 GB

OS

Android (6.0 Marshmallow, 5.1 Lollipop)
Android (10, 9.0 Pie), Samsung One UI

Battery

Capacity

3000 mAh
4000 mAh

Type

User replaceable
Not user replaceable

Charging

 
Samsung Adaptive Fast Charging

Camera

Rear

Single camera
Dual camera

Main camera

13 MP (Autofocus)
13 MP (Autofocus)

Specifications

Aperture size: F1.9; Focal length: 28 mm
Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Second camera

 
5 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Video calling
 

Front

5 MP (Flash)
8 MP

Design

Dimensions

6.00 x 3.09 x 0.30 inches (152.4 x 78.6 x 7.5 mm)
6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)

Weight

6.03 oz (171.0 g)
the average is 6.2 oz (176 g)
5.96 oz (169.0 g)
the average is 6.2 oz (176 g)

Materials

 
Back: Plastic

Biometrics

 
2D Face unlock, Fingerprint (touch)

Features

Touch sensitive control keys
 

Colors

Black, Gold, White
Black,Deep blue, Red

Cellular

LTE (FDD)

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)

LTE (TDD)

Bands 40(2300)
 

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data Speed

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

Dual SIM

Yes
 

SIM type

Micro SIM
Nano SIM

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, RDS
 

Additional microphone(s)

 
for Noise cancellation

Connectivity & Features

Bluetooth

4.1
5.0

Wi-Fi

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

USB

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

Features

Mass storage device, Charging
Charging

Location

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

Sensors

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

Other

ANT+
 

Phone features

Notifications

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone
 

Other features

Voice dialing, Voice commands, Voice recording
 

Regulatory Approval

FCC approval

 
 

Date approved

 
Jun 19, 2019

 
FCC ID value: A3LSMA205U link

Measured SAR

 
 

Head

 
1.09 W/kg

Body

 
0.60 W/kg

Simultaneous Transmission

 
1.37 W/kg

Wireless Router

 
1.00 W/kg

Phablet

 
3.94 W/kg

Buyers information

Price

$ 234
$ 250
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