Samsung Galaxy J7 (2017) vs Samsung Galaxy A30s Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.5 inches
6.4 inches

Resolution:

1920 x 1080 pixels, 401 PPI
1560 x 720 pixels, 19.5:9 ratio, 268 PPI

Technology:

Super AMOLED
Super AMOLED

Screen-to-body:

73.28 %
84.95 %

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 7 Octa 7870 (14 nm)
Samsung Exynos 7 Octa 7885 (14 nm)

Processor:

Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit
Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit

GPU:

Mali-T830 MP2
Mali-G71 MP2

RAM:

3GB LPDDR3
4GB LPDDR4

Internal storage:

16GB, available to use: 10 GB
128GB

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone

OS:

Android (9.0 Pie, 7.0 Nougat), Samsung One UI
Android (11, 10, 9.0 Pie)

Battery

Capacity:

3600 mAh
4000 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Fast charging

Camera

Rear:

Single camera
Triple camera

Main camera:

13 MP (Autofocus)
25 MP (PDAF)

Specifications:

Aperture size: F1.7
Aperture size: F1.7; Focal length: 27 mm

Second camera:

8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm

Third camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.2

Flash:

LED
LED

Video recording:

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

Features:

Video calling, Video sharing

Front:

13 MP (Flash)
16 MP

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

6.00 x 2.94 x 0.31 inches (152.5 x 74.8 x 8 mm)
6.24 x 2.94 x 0.30 inches (158.5 x 74.7 x 7.7 mm)

Weight:

6.38 oz (181.0 g)
5.86 oz (166.0 g)

Materials:

Back: Aluminum

Biometrics:

Fingerprint (touch)
In-screen fingerprint

Features:

Touch sensitive control keys

Keys:

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

Colors:

Black, Gold, Silver, Rose gold
Prism crush black, Prism crush white, Prism crush violet, Prism crush green

Cellular

4G (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)

4G (TDD):

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

3G:

Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 5(850), 8(900)

Data Speed:

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

SIM type:

Nano SIM
Nano SIM

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

4.1
5.0

Wi-Fi:

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

Charging, OTG, Mass storage device
Charging

Location:

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

Sensors:

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

Other:

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

Regulatory Approval

FCC approval:

Date approved:

Aug 19, 2019

FCC ID value:

A3LSMA307FN

Measured SAR:

Head:

0.60 W/kg

Body:

0.50 W/kg

Simultaneous Transmission:

1.47 W/kg

Wireless Router:

1.20 W/kg

Phablet:

2.64 W/kg

Availability

Officially announced:

Jun 06, 2017
Aug 22, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless