Samsung Galaxy Amp 2 vs Samsung Galaxy J3 (2017)

Display

Display size

4.5 inches
5.0 inches

Resolution

480 x 800 pixels
720 x 1280 pixels

Pixel density

207 ppi
294 ppi

Technology

Super AMOLED
TFT

Screen-to-body ratio

63.39 %
69.74 %

Features

Proximity sensor
Proximity sensor

Camera

Rear

Single camera
Single camera

Main camera

5 megapixels
5 megapixels

Hardware Features

Autofocus
Autofocus, CMOS image sensor

Specifications

 
Aperture size: F1.9

Flash

LED
LED

Video recording

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

Features

Video calling
Video calling, Video sharing

Front

2 megapixels
2 megapixels

Design

Dimensions

5.22 x 2.70 x 0.35 inches (132.6 x 68.6 x 8.9 mm)
5.55 x 2.76 x 0.34 inches (141 x 70.1 x 8.6 mm)

Weight

4.62 oz (131 g)
the average is 6 oz (172 g)
5.22 oz (148 g)
the average is 6 oz (172 g)

Features

Touch sensitive control keys
Touch sensitive control keys

Colors

Black
Silver

Hardware & Performance

System chip

Samsung Exynos 3 Quad 3475
Samsung Exynos 7 Quad 7570

Processor

Quad-core, 1300 MHz, ARM Cortex-A7, 28 nm
Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit, 14 nm

GPU

Mali-T720
Mali-T720

RAM

1 GB
1.5 GB

Internal storage

8 GB
16 GB

Maximum User Storage

3.61 GB
10 GB

Storage expansion

up to 128 GB
up to 256 GB

OS

Android (6.0 Marshmallow)
Android (7.0 Nougat)

Battery

Capacity

2050 mAh
2600 mAh

Talk time

12.00 hours
the average is 23 h (1379 min)
23.00 hours
the average is 23 h (1379 min)

Stand-by time

10.0 days (240 hours)
the average is 21 days (498 h)
17.0 days (408 hours)
the average is 21 days (498 h)

Talk time (3G)

 
19.00 hours
the average is 23 h (1387 min)

Music playback

39.00 hours
 

Video playback

14.00 hours
 

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 12
Bands 2, 4, 5, 12

UMTS

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

GSM

850, 900, 1800, 1900 MHz
850, 900, 1800, 1900 MHz

Data

 
LTE, HSPA

SIM type

 
Nano SIM

HD Voice

 
Yes

Connectivity

Bluetooth

4.1
4.2

Wi-Fi

802.11 b, g, n
802.11 b, g, n

USB

USB 2.0
USB 2.0

Connector

microUSB
microUSB

Features

Mass storage device, USB charging
Mass storage device, USB charging

Location

GPS
GPS, A-GPS, Glonass

Other

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

Phone features

Sensors

 
Accelerometer, Gyroscope, Compass

Notifications

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

Hearing aid compatibility

M3, T3
M3, T3

Other features

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

Multimedia

Screen mirroring

Wireless screen share
Wireless screen share

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Headphones connector

3.5mm
3.5mm

Additional microphone(s)

 
for Noise cancellation

Regulatory Approval

FCC approval

 
 

Date approved

 
Feb 08, 2017

 
FCC ID value: A3LSMJ327A link

FCC measured SAR

 
 

Head

 
0.73 W/kg

Body

 
1.04 W/kg

Simultaneous Transmission

 
1.32 W/kg

Wireless Router

 
1.10 W/kg
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