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Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord (OnePlus Z)

We will be comparing Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord where Samsung Galaxy M51 launched in India on September 18th, 2020 and Samsung Galaxy M31s launched on July 30th, 2020. On the other hand, OnePlus Nord was released in India on 4th August, 2020.

Let us now compare Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord for a better overview of features of all the three phones.

Also Read : OnePlus Mobile Price List In India

As we move further with this article, we will be discussing detailed specifications of Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord.

Display

Samsung Galaxy M51 has a 6.7-inch FHD+ Super AMOLED Plus Infinity O Display that offers a 20:9 aspect ratio with Gorilla Glass 3 protection offered together. Whereas, Galaxy M31s has a 6.5 inches Super AMOLED display with 20:9 aspect ratio and Corning Gorilla Glass 3 protection.  OnePlus Nord has a 6.44 inches Fluid AMOLED display with 20:9 aspect ratio and Corning Gorilla Glass 5 protection. When we compare Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord, all the three phones run on Android 10 and are powered by One UI 2.1, One UI 2.5 and OxygenOS 10.5.7 respectively. All the three phones support dual-SIM ( Nano ).

Processor and Storage

Samsung Galaxy M51 is powered by Qualcomm Snapdragon 730G SoC, paired with up to 8GB RAM. On the other hand, Galaxy M31s is powered by Exynos 9 Octa 9611 and comes paired up with up to 8GB RAM. However, OnePlus Nord is a Qualcomm SDM765 Snapdragon 765G and comes paired with up to 12GB RAM.

Considering Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord in terms of storage, both the Samsung phones have an onboard storage of 128GB which is expandable via microSD card ( up to 512GB in both phones ) whereas OnePlus Nord has an onboard storage of 256GB with no expandable storage alternative.

Also Read : Samsung Mobile Price List In India

Camera

Camera-wise, Galaxy M51 has a 64MP primary Sony IMX 682 sensor, 12MP secondary ultra-wide lens with a 123-degree field of view, 5MP portrait lens, and 5MP macro sensor. On the other hand, Galaxy M31s has a primary 64MP camera, 12MP ultra-wide lens with a 123 field-of view, 5MP macro lens and 5MP depth sensor. Whereas, OnePlus Nord also has a quad-camera setup of a 48MP primary camera, 8MP ultrawide camera with 118-degree field-of-view, 5MP depth sensor and 2MP macro lens.

When we compare Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord front cameras, both the Samsung phones have 32MP selfie cameras whereas OnePlus Nord has a dual selfie camera setup of 32MP + 8MP front cameras.

Battery

Battery power for Galaxy M51 is huge because of its 7,000mAh battery and it takes 2 hours to charge with 25W fast charging. While, Galaxy M31s has a massive 6,000mAh battery with fast charging 25W supported. Whereas, OnePlus Nord has a 4,115mAh  battery with fast charging 30W support which charges the phone 70% in 30 minutes.

Also Read : Tech News

A fair comparison between Samsung Galaxy M51 vs Samsung Galaxy M31s vs OnePlus Nord has been made in the above article to help you with selection of a phone for yourself.

Key Feature Comparison

7.3

Samsung Galaxy M51

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6.9

Samsung Galaxy M31s

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7.7

OnePlus Nord

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At a Glance

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Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 730G, Adreno 618

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

Octa core (2.4 GHz, Single core, Kryo 475 + 2.2 GHz, Single core, Kryo 475 + 1.8 GHz, Hexa Core, Kryo 475)

Qualcomm Snapdragon 765G, Adreno 620

7000 mAh

Li-ion, Fast, 25W

6000 mAh

Li-ion, Fast, 25W

4115 mAh

Li-ion, Warp, 30W

6.7 inches

393 ppi, FHD

6.5 inches

405 ppi, FHD

6.44 inches

409 ppi, FHD

Quad, 64MP + 12MP + 5MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Quad, 64MP + 12MP + 5MP + 5MP

3840x2160 @ 30 fps

Quad, 48MP + 8MP + 5MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.7 inches
6.5 inches
6.44 inches

Screen Type

Super AMOLED
Super AMOLED
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels
1080 x 2400 pixels

Pixel Density

393 ppi
405 ppi
409 ppi

Aspect Ratio

20:09
20:09
20:09

Screen Protection

Gorilla Glass 3
Gorilla Glass 3
Gorilla Glass 5

Screen to Body Ratio

91%
91%
86.29%

Screen Design

Punch hole
Punch hole
Punch hole

Screen Quality

FHD
FHD
FHD

Peak Brightness

420 nits
420 nits
-

Screen Refresh Rate

-
60 Hz
90 Hz

Phone Variants

8GB 128GB, 6GB 128GB
8GB 128GB, 6GB 128GB
6GB 64GB, 12GB 256GB, 8GB 128GB

Expandable Storage

Yes
Yes
No

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
UFS 2.1
UFS 2.1

Expandable Storage Capacity

Yes, 512 GB
Yes, 512 GB
-

Sensors

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

Operating System

Android v10 (Q)
Android v10 (Q)
Android v10 (Q)

GPU

Adreno 618
Mali-G72 MP3
Adreno 620

Chipset

Qualcomm Snapdragon 730G
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 765G

CPU

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.4 GHz, Single core, Kryo 475 + 2.2 GHz, Single core, Kryo 475 + 1.8 GHz, Hexa Core, Kryo 475)

Custom User Interface

Samsung One UI
Samsung One UI
Oxygen OS

Clock Speed

2.2 GHz
2.3 GHz
2.4 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

8 nm
10 nm
7 nm

Battery Capacity

7000 mAh
6000 mAh
4115 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

Fast, 25W
Fast, 25W
Warp, 30W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

31-Aug-20
30-Jul-20
21-Jul-20

Market Status

Available
Available
Available

Brand

Samsung
Samsung
OnePlus

Model Number

SM-M515FZBEINS
SM-M317FZBDINS
AC2001

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 19,999
Rs. 18,499
Rs. 27,999

GPS

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

Audio Features

Dolby Atmos
Dolby Atmos
Super linear speaker Noise cancellation support

NFC

Yes
No
Yes

Network Support

4G
4G
5G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
No

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.0
v5.0
v5.1

Audio Jack

3.5 mm
3.5 mm
USB Type-C

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

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

VoLTE

Yes
Yes
Yes

SIM 1 Bands

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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / ...

SIM 2 Bands

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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / ...

Front Video Recording

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

Front Camera Features

HDR
HDR
Fixed Focus

Front Camera Setup

Single, 32MP
Single, 32MP
Dual, 32MP + 8MP

Front Camera 1 Resolution

32 MP
32 MP
32 MP

Front Camera 1 Type

f/2.2, Wide Angle Primary Camera
f/2.2 Primary Camera
f/2.45, Wide Angle (105 degree field-of-view) Primary Camera

Front Camera 1 Lens

26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
2.8" sensor size, 0.8 micrometre pixel size

Front Sensor

Exmor RS
Exmor RS
Exmor RS

Front Aperture

f/2.2
f/2.2
f/2.45

Front Flash

No
No
Yes, Screen flash

Weight

213 grams
203 grams
184 grams

Colors

Celestial Black, Electric Blue
Mirage Black, Mirage Blue
Blue Marble, Gray Onyx

Build

Back: Plastic
Back: Plastic
Back: Gorilla Glass

Dimensions

163.9 x 76.3 x 9.5 mm
159.3 x 74.4 x 9.3 mm
158.3 x 73.3 x 8.2 mm

SAR Value

Head: 1.381 W/kg
Head: 1.38 W/kg
-

OIS

No
No
Yes

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
10 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Quad, 64MP + 12MP + 5MP + 5MP
Quad, 64MP + 12MP + 5MP + 5MP
Quad, 48MP + 8MP + 5MP + 2MP

Rear Camera 1 Resolution

64 MP
64 MP
48 MP

Rear Camera 1 Type

f/1.8 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.8 (upto 10x Digital Zoom), Wide Angle Primary Camera
f/1.75, Wide Angle Primary Camera

Rear Camera 1 Lens

26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

12 MP
12 MP
8 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.25, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 3 Resolution

5 MP
5 MP
5 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, Macro Camera
f/2.4, Depth Camera

Rear Camera 4 Resolution

5 MP
5 MP
2 MP

Rear Camera 4 Type

f/2.4, Depth Camera
f/2.4, Depth Camera
f/2.4, Macro Camera

Rear Sensor

Exmor-RS CMOS Sensor, ISOCELL Plus
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.8
f/1.8
f/1.75

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Side
On-Screen

Face Unlock

Yes
Yes
Yes

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