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Samsung Galaxy J2 2018 vs Xiaomi Mi A3

Key Feature Comparison

5.2

Samsung Galaxy J2 2018

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At a Glance

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Quad core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 425 MSM8917, Adreno 308

Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 665, Adreno 610

2600 mAh

Li-ion

4030 mAh

Li-ion, Quick, v3.0, 18W

12.70 cm (5.0 inch)

220 ppi

15.44 cm (6.1 inch)

283 ppi

Single, 8MP

1920x1080 @ 30 fps

Triple, 48MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

12.70 cm (5.0 inch)
15.44 cm (6.1 inch)

Screen Type

Super AMOLED
Super AMOLED

Screen Resolution

540 x 960 pixels
720 x 1560 pixels

Pixel Density

220 ppi
283 ppi

Aspect Ratio

16:09
19.5:9

Screen Protection

Corning Gorilla Glass
Gorilla Glass 5

Screen to Body Ratio

66.14%
82.15%

Screen Design

-
Waterdrop notch

Phone Variants

2GB 16GB
4GB 64GB, 6GB 128GB

Expandable Storage

Yes
Yes

Expandable Storage Capacity

256 GB
Yes, 256 GB

RAM Type

-
LPDDR4X

Storage Type

-
UFS 2.1

OTG Support

-
Yes

Sensors

Proximity sensor, Accelerometer
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Operating System

Android v7.1 (Nougat)
Android v9.0 (Pie)

GPU

Adreno 308
Adreno 610

Chipset

Qualcomm Snapdragon 425 MSM8917
Qualcomm Snapdragon 665

CPU

Quad core, 1.4 GHz, Cortex A53
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Clock Speed

1.4 GHz
2 GHz

Process Technology

28 nm
11 nm

Custom User Interface

-
Android One

Architecture

-
64 bit

Battery Capacity

2600 mAh
4030 mAh

Battery Removable

Yes
No

Battery Type

Li-ion
Li-ion

USB Type-C

No
Yes

Charger Type

-
Quick, v3.0, 18W

Fast Charging

-
Yes

Announced On

27-Apr-18
5-Jul-19

Market Status

Available
Available

Brand

Samsung
Xiaomi

Price Status

Confirmed
Confirmed

Price

Rs. 6,799
Rs. 13,499

Model Number

-
MZB7975IN

GPS

A-GPS
Yes A-GPS, Glonass

NFC

No
No

Network Support

4G
4G

Bluetooth

Yes
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

SIM1: Micro, SIM2: Micro
SIM1: Nano, SIM2: Nano (Hybrid)

Wi-Fi

Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, a/ac/b/g/n

Bluetooth Type

v4.2
v5.0

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM

eSIM

No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

SIM 1 Bands

4G Bands: TD-LTE 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 ...

SIM 2 Bands

3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...

Audio Features

-
Active noise cancellation with dedicated mic

FM Radio

-
Yes

VoLTE

-
Yes

Weight

153 grams
173.8 grams

Colors

Black, Gold, Pink
More than White, Not just Blue, Kind of Grey

Dimensions

143.8 x 72.3 x 8.4 mm
153.4 x 71.85 x 8.4 mm

SAR Value

Head: 0.903 W/kg
Head: 0.527 W/kg, Body: 0.722 W/kg

Build

-
Back: Mineral Glass

Rear Flash

LED Flash
Yes, LED Flash

Rear Video Recording

1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
2 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Single, 8MP
Triple, 48MP + 8MP + 2MP

Rear Camera 1 Resolution

8 MP
48 MP

Rear Camera 1 Type

f/2.2 Primary Camera
f/1.79 (upto 2x Digital Zoom) Primary Camera

Rear Aperture

f/2.2
f/1.79

OIS

-
No

Rear Camera 1 Lens

-
2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

-
8 MP

Rear Camera 2 Type

-
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

-
13 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

Rear Camera 3 Resolution

-
2 MP

Rear Camera 3 Type

-
f/2.4, Depth Camera

Rear Sensor

-
Exmor-RS CMOS Sensor

Front Camera Setup

Single, 5MP
Single, 32MP

Front Camera 1 Resolution

5 MP
32 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.0 Primary Camera

Front Aperture

f/2.2
f/2.0

Front Flash

LED Flash
-

Front Video Recording

-
1920x1080 @ 30 fps, 1280x720 @ 30 fps

Front Camera Features

-
Fixed Focus

Front Camera 1 Lens

-
26 mm focal length, 2.8" sensor size, 1.6 micrometre pixel size

Fingerprint Scanner

No
Yes

Fingerprint Scanner Position

-
On-Screen

Fingerprint Scanner Type

-
Optical

Face Unlock

-
Yes
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