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Redmi Note 8 vs Xiaomi Redmi 4 vs Samsung Galaxy J2 Core

Key Feature Comparison

7.1

Redmi Note 8

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4.9

Samsung Galaxy J2 Core

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At a Glance

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

Qualcomm Snapdragon 665, Adreno 610

Octa core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 435 MSM8940, Adreno 505

Quad core, 1.4 GHz, Cortex A53

Samsung Exynos 7 Quad 7570, Mali-T720 MP1

4000 mAh

Li-Polymer, Fast, 18W

4100 mAh

Li-ion

2600 mAh

Li-ion

6.3 inches

409 ppi, FHD

5.0 inches

294 ppi

5.0 inches

220 ppi

Quad, 48MP + 8MP + 2MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

Single, 13MP

1920x1080 @ 30 fps, 1280x720 @ 120 fps

Single, 8MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.3 inches
5.0 inches
5.0 inches

Screen Type

IPS LCD
IPS LCD
TFT

Screen Resolution

1080 x 2340 pixels
720 x 1280 pixels
540 x 960 pixels

Pixel Density

409 ppi
294 ppi
220 ppi

Aspect Ratio

19.5:9
-
16:09

Screen Protection

Gorilla Glass 5
Corning Gorilla Glass
Corning Gorilla Glass

Screen to Body Ratio

90%
70.67%
66.50%

Screen Design

Waterdrop notch
-
-

Screen Quality

FHD
-
-

Phone Variants

4GB 64GB, 3GB 32GB, 6GB 128GB
4GB 64GB, 3GB 32GB, 2GB 16GB
1GB 8GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
-
LPDDR3

Storage Type

eMMC 5.1
-
eMMC 5.0

Expandable Storage Capacity

Yes, 512 GB
Yes, 128 GB
Yes, 256 GB

OTG Support

Yes
Yes
-

Sensors

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

Operating System

Android v9.0 (Pie)
Android v6.0.1 (Marshmallow)
Android v8.1 (Oreo)

GPU

Adreno 610
Adreno 505
Mali-T720 MP1

Chipset

Qualcomm Snapdragon 665
Qualcomm Snapdragon 435 MSM8940
Samsung Exynos 7 Quad 7570

CPU

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

Custom User Interface

MIUI
MIUI
Android Go

Clock Speed

2 GHz
1.4 GHz
1.4 GHz

Architecture

64 bit
64 bit
-

Process Technology

11 nm
-
14 nm

Battery Capacity

4000 mAh
4100 mAh
2600 mAh

Battery Removable

No
No
Yes

Battery Type

Li-Polymer
Li-ion
Li-ion

Charger Type

Fast, 18W
-
-

USB Type-C

Yes
No
No

Fast Charging

Yes
-
-

Announced On

5-Aug-19
5-May-17
5-Aug-18

Market Status

Available
Out of Stock
Available

Brand

Xiaomi
Xiaomi
Samsung

Model Number

MZB8189IN
MAI132
-

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 12,499
Rs. 11,999
Rs. 6,190

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

Yes
-
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, b/g/n

Bluetooth Type

v5.0
v4.2
v4.2

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No
-

Wi-Fi Features

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

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 MHz, 4G Speed: 100 Mbit/s 300 Mbit/s (LTE category 6), 3G Speed: HSDPA 42.2 Mbit/s , HSUPA 5.7...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), 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, ED...

SIM 2 Bands

4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 MHz, 4G Speed: 100 Mbit/s 300 Mbit/s (LTE category 6), 3G Speed: HSDPA 42.2 Mbit/s , GPRS: Ava...
2G Bands: GSM 1800 / 850 / 900 MHz, GPRS: Available...

Audio Features

-
Active noise cancellation with dedicated mic
-

NFC

-
No
No

Front Video Recording

1920x1080 @ 30 fps
1080p30fps
-

Front Camera Features

HDR, panorama
-
-

Front Camera Setup

Single, 13MP
Single, 5MP
Single, 5MP

Front Camera 1 Resolution

13 MP
5 MP
5 MP

Front Camera 1 Type

f/2.0 Primary Camera
f/2.2 Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

1.12 micrometre pixel size
-
-

Front Aperture

f/2.0
f/2.2
f/2.2

Front Flash

-
No
No

Weight

188 grams
150 grams
154 grams

Colors

Nepture Blue, Moonlight White, Cosmic Purple, Space Black
Gorgeous Black, Elegant Gold
Black, Blue, Gold

Build

Back: Gorilla Glass
Case: Metal, Back: Metal
Back: Plastic

Dimensions

158.3 x 75.3 x 8.3 mm
139.2 x 69.9 x 8.6 mm
143.4 x 72.1 x 8.9 mm

SAR Value

Head: 1.13 W/kg, Body: 0.634 W/kg
Head: 0.75 W/kg
-

OIS

No
No
No

Rear Flash

Yes, Dual LED Flash
Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
1920x1080 @ 30 fps, 1280x720 @ 120 fps
1920x1080 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Quad, 48MP + 8MP + 2MP + 2MP
Single, 13MP
Single, 8MP

Rear Camera 1 Resolution

48 MP
13 MP
8 MP

Rear Camera 1 Type

f/1.79 Primary Camera
f/2.0 Primary Camera
f/2.2 Primary Camera

Rear Camera 1 Lens

2" sensor size, 0.8 micrometre pixel size
1.12 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

4.0" sensor size, 1.12 micrometre pixel size
-
-

Rear Camera 3 Resolution

2 MP
-
-

Rear Camera 3 Type

f/2.4, Macro Camera
-
-

Rear Camera 3 Lens

5.0" sensor size, 1.75 micrometre pixel size
-
-

Rear Camera 4 Resolution

2 MP
-
-

Rear Camera 4 Type

f/2.4, Depth Camera
-
-

Rear Camera 4 Lens

5.0" sensor size, 1.75 micrometre pixel size
-
-

Rear Sensor

ISOCELL Plus
-
-

Rear Aperture

f/1.79
f/2.0
f/2.2

Fingerprint Scanner

Yes
Yes
No

Fingerprint Scanner Position

Rear
Rear
-

Face Unlock

Yes
-
-

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