Samsung Galaxy J7 Perx vs Samsung Galaxy A50

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Display

Size

5.5 inches
6.4 inches

Resolution

1280 x 720 pixels,
267 PPI
2340 x 1080 pixels, 19.5:9 ratio,
403 PPI

Technology

TFT
Super AMOLED

Screen-to-body

73.03 %
85.24 %

Features

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

Hardware & Performance

System chip

Qualcomm Snapdragon 625 8953
Samsung Exynos 7 Octa 9610

Processor

Octa-core, 2200 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU

Adreno 506
Mali-G72 MP3

RAM

2GB LPDDR3
4GB

Internal storage

16GB
128GB

Storage expansion

microSDXC up to 128 GB
microSDXC up to 512 GB

OS

Android (7.0 Nougat)
Android (9.0 Pie), Samsung One UI

Battery

Capacity

3300 mAh
4000 mAh

Type

Li - Ion, User replaceable
Li - Ion, Not user replaceable

Charging

 
Samsung Adaptive Fast Charging

Camera

Rear

Single camera
Triple camera

Main camera

8 MP (Autofocus, CMOS image sensor)
25 MP (PDAF)

Specifications

 
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.9 μm

Second camera

 
8 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera

 
5 MP (Depth information)

Specifications

 
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (240 fps)

Features

Video calling, Video sharing
Hyperlapse, EIS

Front

5 MP
25 MP

Design

Dimensions

5.9 x 3 x 0.3 inches (149.9 x 76.2 x 7.6 mm)
6.24 x 2.93 x 0.30 inches (158.5 x 74.7 x 7.7 mm)

Weight

5.90 oz (167 g)
the average is 6.4 oz (183 g)
5.86 oz (166 g)
the average is 6.4 oz (183 g)

Materials

 
Back: Plastic

Biometrics

 
2D Face unlock, In-screen fingerprint

Features

Touch sensitive control keys
 

Colors

Black
Black, Coral, Blue, White

Cellular

LTE (FDD)

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 25(1900+), 26(850+)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)

LTE (TDD)

Bands 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS

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

Data Speed

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

Dual SIM

 
Yes

SIM type

 
Nano SIM

HD Voice

Yes
 

VoLTE

 
Yes

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Album art cover, Background playback
Dolby Atmos

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

Sensors

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

Other

ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Phone features

Notifications

Haptic feedback
 

Other features

Voice dialing, Voice commands, Voice recording
 

Shopping information

MSRP

 
$ 350
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