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Samsung Galaxy J7 Nxt vs Xiaomi Redmi 7A vs Oppo A37

Key Feature Comparison

5.9

Samsung Galaxy J7 Nxt

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6

Redmi 7A

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At a Glance

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Octa core, 1.6 GHz, Cortex A53

Samsung Exynos 7 Octa 7870, Mali-T830

Octa core (2 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)

Qualcomm Snapdragon 439, Adreno 505

Quad core, 1.2 GHz, Cortex A53

Qualcomm Snapdragon 410 MSM8916, Adreno 306

3000 mAh

Li-ion

4000 mAh

Li-Polymer

2630 mAh

Li-ion

5.5 inches

267 ppi, HD

5.45 inches

295 ppi

5.0 inches

294 ppi

Single, 13MP

1920x1080 @ 30 fps

Single, 12MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Single, 8MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

5.5 inches
5.45 inches
5.0 inches

Screen Type

Super AMOLED
IPS LCD
IPS LCD

Screen Resolution

720 x 1280 pixels
720 x 1440 pixels
720 x 1280 pixels

Pixel Density

267 ppi
295 ppi
294 ppi

Aspect Ratio

16:09
18:09
-

Screen to Body Ratio

69.46%
74.42%
67.68%

Screen Quality

HD
-
-

Screen Design

-
Bezel-less
-

Phone Variants

3GB 32GB, 2GB 16GB
2GB 32GB, 2GB 16GB
2GB 16GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR3
LPDDR3
LPDDR3

Storage Type

eMMC 5.1
eMMC 5.1
eMMC 4.5

Expandable Storage Capacity

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

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v7.0 (Nougat)
Android v9.0 (Pie)
Android v5.1 (Lollipop)

GPU

Mali-T830
Adreno 505
Adreno 306

Chipset

Samsung Exynos 7 Octa 7870
Qualcomm Snapdragon 439
Qualcomm Snapdragon 410 MSM8916

CPU

Octa core, 1.6 GHz, Cortex A53
Octa core (2 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)
Quad core, 1.2 GHz, Cortex A53

Clock Speed

1.6 GHz
2 GHz
1.2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

14 nm
12 nm
28 nm

Custom User Interface

-
MIUI
ColorOS

Battery Capacity

3000 mAh
4000 mAh
2630 mAh

Battery Removable

Yes
No
No

Battery Type

Li-ion
Li-Polymer
Li-ion

USB Type-C

No
No
No

Announced On

21-Jul-17
11-Jul-19
5-Jun-16

Market Status

Available
Out of Stock
Available

Brand

Samsung
Xiaomi
OPPO

Model Number

SM-J701FZKDINS
-
A37/A37F/A37FW

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 11,490
Rs. 6,499
Rs. 10,000

GPS

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

NFC

No
No
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

SIM1: Micro, SIM2: Micro
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano

Wi-Fi

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

Bluetooth Type

v4.1
v4.2
v4.0

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

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

SIM 1 Bands

4G Bands: TD-LTE 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 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) / 900(band 8) / 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), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

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) / 900(band 8) / 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), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

FM Radio

-
Yes, Wireless FM
Yes

VoLTE

-
Yes
Yes

Front Camera Features

LED flash
-
-

Front Camera Setup

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

Front Camera 1 Resolution

5 MP
5 MP
5 MP

Front Camera 1 Type

f/2.2, Wide Angle, Primary Camera
f/2.2 Primary Camera
f/2.4 Primary Camera

Front Camera 1 Lens

23 mm focal length
1.12 micrometre pixel size
4.0" sensor size

Front Aperture

f/2.2
f/2.2
f/2.4

Front Flash

Yes, LED Flash
-
Yes, Screen flash

Front Video Recording

-
1920x1080 @ 30 fps
-

Weight

170 grams
165 grams
136 grams

Colors

Black, Gold
Matte Blue, Matte Gold, Matte Black
Gold, Grey, Rose Gold

Build

Back: Plastic
Back: Polycarbonate
Back: Aluminium

Dimensions

152.4 x 78.6 x 7.6 mm
146.3 x 70.4 x 9.5 mm
143.1 x 71 x 7.6 mm

SAR Value

Head: 0.610 W/kg
Head: 0.744 W/kg, Body: 0.785 W/kg
-

Rear Flash

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

Rear Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 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, Face detection, Touch to focus

Rear Camera Setup

Single, 13MP
Single, 12MP
Single, 8MP

Rear Camera 1 Resolution

13 MP
12 MP
8 MP

Rear Camera 1 Type

f/1.9, Wide Angle, Primary Camera
f/2.2 Primary Camera
f/2.2 Primary Camera

Rear Camera 1 Lens

28 mm focal length
2.9" sensor size, 1.25 micrometre pixel size
3" sensor size, 1.4 micrometre pixel size

Rear Aperture

f/1.9
f/2.2
f/2.2

Rear Sensor

-
Exmor-RS CMOS Sensor
Back-illuminated sensor (BSI)

Fingerprint Scanner

No
No
No

Face Unlock

-
Yes
-

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