Samsung Galaxy J7 Star vs Coolpad Legacy

VIEW ON AMAZON

Display

Display size

5.5 inches
6.4 inches

Resolution

720 x 1280 pixels
1080 x 2160 pixels

Pixel density

267 ppi
380 ppi

Technology

TFT
 

Screen-to-body ratio

71.45 %
78.16 %

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

Camera

Rear

Single camera
Dual camera

Main camera

13 megapixels
16 megapixels

Hardware Features

Phase detection autofocus
Autofocus

Specifications

Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; Pixel size: 1.12 μm
 

Second camera

 
5 megapixels

Video recording

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

Features

 
Video calling, Video sharing

Front

13 megapixels
13 megapixels

Design

Dimensions

6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)
6.53 x 3.17 x 0.33 inches (165.9 x 80.5 x 8.4 mm)

Weight

6.38 oz (181 g)
the average is 6.1 oz (174 g)
5.99 oz (170 g)
the average is 6.1 oz (174 g)

Materials

 
Back: Plastic; Frame: Metal

Biometrics

2D Face unlock
2D Face unlock, Fingerprint (touch)

Features

Touch sensitive control keys
 

Colors

Blue
 

Colors

 
Quicksilver

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

 
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Radio

 
FM

Hardware & Performance

System chip

Samsung Exynos 7 Octa 7870
Qualcomm Snapdragon 450 SDM450

Processor

Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 1800 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Mali-T830 MP1
Adreno 506

RAM

2 GB
3 GB

Internal storage

32 GB
32 GB

Available to use

 
21 GB

Storage expansion

microSDXC up to 400 GB
microSDXC up to 128 GB

OS

Android (9.0 Pie, 8.0 Oreo), Samsung One UI
Android (9.0 Pie)

Connectivity & Features

Bluetooth

4.2
4.2

Wi-Fi

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

USB

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

Features

 
Mass storage device

Location

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

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Other

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

Cellular

LTE (FDD)

Bands 2, 4, 5, 12, 66, 71
Bands 2, 4, 5, 12, 66, 71

UMTS

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

Data

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

 
Yes

Battery

Capacity

3300 mAh
4000 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Charging

 
Qualcomm Quick Charge 3.0

Talk time

27.65 hours
the average is 20 h (1174 min)
42.60 hours
the average is 20 h (1174 min)

Stand-by time

27.9 days (670 hours)
the average is 20 days (491 h)
24.4 days (585 hours)
the average is 20 days (491 h)

Music playback

76.70 hours
 

Video playback

19.00 hours
 

Phone features

Notifications

 
Haptic feedback, Music ringtones, Vibration

Other features

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

Regulatory Approval

FCC approval

 
 

Date approved

May 10, 2018
Dec 30, 2018

FCC ID value: A3LSMJ737T link
FCC ID value: R38YL3705A link

Measured SAR

 
 

Head

1.36 W/kg
0.25 W/kg

Body

1.01 W/kg
0.97 W/kg

Simultaneous Transmission

1.58 W/kg
1.28 W/kg

Wireless Router

1.11 W/kg
1.28 W/kg

Phablet

3.60 W/kg
 

Shopping information

In The Box

USB cable, Wall charging adapter, Start guide, Terms & Conditions
Charger, Data cable, Quick start guide, Warranty guide

MSRP price

 
$ 130
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