Samsung Galaxy A2 Core vs Samsung Galaxy J7 (2017)

Samsung Galaxy A2 Core

Samsung Galaxy J7 (2017)

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 38(2600), 40(2300), 41(2500)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

-
LTE-A speed

-

LTE-A, (2CA) Cat6, 300 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

-
SIM

Dual SIM (Micro-SIM, dual stand-by)

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Height

141.7 mm

152.4 mm
Width

71 mm

74.7 mm
Thickness

9.1 mm

7.9 mm
Weight

142 g
Splash resistant

-

IP54
Dust proof

-

IP54
Colors

Black, Blue

Black, Blue, Gold, Pink

Display
Display type

IPS LCD capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

5 inches

5.5 inches
Resolution

540 x 960 pixels

1080 x 1920 pixels
Pixel density

220 ppi

401 ppi
Display colors

16777216

16777216
Multitouch

Yes

Yes

Main camera
Main camera

8 MP, f/2.2 , 1.12 µm

13 MP, f/1.7
Primary camera resolution

2592 x 1944 pixels

-
Primary camera video

1080p@30fps

1080p@30fps
Primary camera Autofocus

-

autofocus
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Geo-tagging, HDR, face detection, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

Yes

-
Bluetooth

v4.2

v4.2
Bluetooth A2DP

Yes

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

Yes

-
BDS

-

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Mail

-

Push Mail
Java

-

No
Sensors

Accelerometer, proximity

Fingerprint (front-mounted), accelerometer, compass, gyro, proximity