Select City

Samsung Galaxy M51 vs Samsung Galaxy M31 vs Samsung Galaxy A71

Samsung Galaxy M51 vs Samsung Galaxy M31 vs Samsung Galaxy A71; This comparison is between three smartphones that are sold and produced by the Samsung company. Being produced by the same company may mean that they have similar features and user interface, but many differences can affect users’ choices. Let’s compare the smartphones based on the basic aspects.

Also read: Samsung Mobile Price List In India

Display

First, we have Samsung Galaxy M51 And Samsung Galaxy A71 with a 6.7 inches display whereas the Samsung Galaxy M31 comes with a 6.4 inches display. Both Samsung Galaxy M51 and Samsung Galaxy A71 come with a super AMOLED plus display and a punch-hole display. Whereas the Samsung Galaxy M31 comes with a super AMOLED display and a notch design. All three smartphones come with the Corning Gorilla Glass V3 screen protection as well.

Performance

Moving over to performance all three smartphones run on Android v10 and the Samsung Galaxy M51 and A71 comes with the Adreno 618 GPU whereas the Samsung Galaxy M31 comes with Mali g72 MP3 GPU. Talking about the chipset we have the Samsung Galaxy M51 with Qualcomm Snapdragon 730 chipset and Samsung Galaxy A71 with Qualcomm Snapdragon 730 chipset. Samsung Galaxy M51 on the other hand comes with the Samsung Exynos 9 Octa 9611 chipset. All three smartphones come with Samsung One UI as the custom user interface.

Also read: Best Mobile Phones Under Rs 15,000

Memory and battery

Talking about the memory and storage variants of the three smartphones; the Samsung Galaxy M51 comes in memory and storage variants whereas the Samsung Galaxy M31 comes in 3 memory and storage variants. Samsung Galaxy A71 on the other hand comes in only one memory and storage variant. The Samsung Galaxy M51 comes in 128 GB + 6GB RAM and 128 GB + 8GB RAM variants and Samsung Galaxy M31 comes in 64GB + 6GB RAM, 128 GB + 6GB RAM and 128 GB + 8GB RAM variants. Samsung Galaxy A71 on the other hand only comes in 128 GB + 8 GB RAM variant. All three smartphones come with an expandable storage capacity of up to 512GB. Moving over to the battery specifications of the 3 smartphones, the Samsung Galaxy M51 has the highest battery capacity. The Samsung Galaxy M51 comes with a 7000mAh battery capacity whereas the Samsung Galaxy M31 comes with a 6000mh battery capacity. Samsung Galaxy A71 on the other hand only comes with a 4500mAh battery capacity. All three smartphones are compatible with fast charging features and a USB Type-C charging port.

Camera

Talking about the camera specifications, all three smartphones have a 32 MP single camera on the front. On the rear end, all three smartphones come with a quad-camera setup with a 64MP primary camera. The Samsung Galaxy M51 comes with an additional 12MP and a pair of 5MP camera sensors whereas the Samsung Galaxy M31 comes with an additional 8MP and a pair of 5MP camera sensors on the rear end. Samsung Galaxy A71 comes with 12MP and a pair of 5MP camera sensors for Wide Angle, macro, and depth photography.

Also read: Best Mobile Phones Under Rs 25,000 All three devices have a very familiar set of features and the user interface is also the same because they are produced by the same smartphone company. However, Samsung is a very trusted company and produces some of the best smartphones in the global smartphone market. The price of the smartphones differs a bit, but they are all in an affordable range. They provide the best features in the set price range and are compatible with 4G connectivity. So the users can go through this comparison article to get a better insight into the three smartphones.

Key Feature Comparison

7.3

Samsung Galaxy M51

Check Price
close
6.9

Samsung Galaxy M31

Check Price
close
7.5

Samsung Galaxy A71

Check Price
close

At a Glance

Show differences only

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

Qualcomm Snapdragon 730, Adreno 618

7000 mAh

Li-ion, Fast, 25W

6000 mAh

Li-ion, Fast, 15W

4500 mAh

Li-ion, Fast, 25W

6.7 inches

393 ppi, FHD

6.4 inches

403 ppi, FHD

6.7 inches

393 ppi, FHD

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

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Quad, 64MP + 8MP + 5MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 240 fps

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

3840x2160 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.7 inches
6.4 inches
6.7 inches

Screen Type

Super AMOLED
Super AMOLED
Super AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2340 pixels
1080 x 2400 pixels

Pixel Density

393 ppi
403 ppi
393 ppi

Aspect Ratio

20:09
19.5:9
20:09

Screen Protection

Gorilla Glass 3
Gorilla Glass 3
Gorilla Glass 3

Screen to Body Ratio

91%
83.92%
87.17%

Screen Design

Punch hole
Regular notch
Punch hole

Screen Quality

FHD
FHD
FHD

Peak Brightness

420 nits
-
-

Phone Variants

8GB 128GB, 6GB 128GB
6GB 64GB, 8GB 128GB, 6GB 128GB
8GB 128GB

Expandable Storage

Yes
Yes
Yes

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
Yes, 512 GB

OTG Support

-
Yes
Yes

Sensors

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

Operating System

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

GPU

Adreno 618
Mali-G72 MP3
Adreno 618

Chipset

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

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

Custom User Interface

Samsung One UI
Samsung One UI
Samsung One UI

Clock Speed

2.2 GHz
2.3 GHz
2.2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

8 nm
10 nm
8 nm

Battery Capacity

7000 mAh
6000 mAh
4500 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

Fast, 25W
Fast, 15W
Fast, 25W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

31-Aug-20
25-Feb-20
5-Dec-19

Market Status

Available
Available
Available

Brand

Samsung
Samsung
Samsung

Model Number

SM-M515FZBEINS
SM-M315FZKDINS
SM-A715FZK2INS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 19,999
Rs. 15,999
Rs. 26,990

GPS

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

Audio Features

Dolby Atmos
Dolby Atmos
Dolby Atmos

NFC

Yes
No
Yes

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

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, ac/b/g/n/n 5GHz

Bluetooth Type

v5.0
v5.0
v5.0

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
Wi-Fi Direct, 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 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G...
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 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...

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 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G...
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 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...

FM Radio

-
Yes
-

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Front Camera Features

HDR
HDR
HDR

Front Camera Setup

Single, 32MP
Single, 32MP
Single, 32MP

Front Camera 1 Resolution

32 MP
32 MP
32 MP

Front Camera 1 Type

f/2.2, Wide Angle Primary Camera
f/2.0 Primary Camera
f/2.2 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
0.8 micrometre pixel size

Front Sensor

Exmor RS
Exmor RS
-

Front Aperture

f/2.2
f/2.0
f/2.2

Front Flash

No
No
No

Weight

213 grams
191 grams
179 grams

Colors

Celestial Black, Electric Blue
Black, Blue
Prism Crush Black, Prism Crush Blue, Prism Crush Silver

Build

Back: Plastic
Back: Plastic
Back: Plastic

Dimensions

163.9 x 76.3 x 9.5 mm
159.2 x 75.1 x 8.9 mm
163.6 x 76 x 7.7 mm

SAR Value

Head: 1.381 W/kg
Head: 0.383 W/kg
Head: 0.836 W/kg

OIS

No
No
No

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 240 fps
3840x2160 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

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

Rear Camera 1 Resolution

64 MP
64 MP
64 MP

Rear Camera 1 Type

f/1.8 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.8 (upto 8x Digital Zoom) Primary Camera
f/1.8 (upto 8x Digital Zoom) 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
8 MP
12 MP

Rear Camera 2 Type

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

Rear Camera 4 Resolution

5 MP
5 MP
5 MP

Rear Camera 4 Type

f/2.4, Depth Camera
f/2.2, Depth Camera
f/2.2, Depth Camera

Rear Sensor

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

Rear Aperture

f/1.8
f/1.8
f/1.8

Rear Camera 2 Lens

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

Rear Camera 3 Lens

-
25 mm focal length, 5.0" sensor size, 1.12 micrometre pixel size
-

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Rear
On-Screen

Face Unlock

Yes
Yes
Yes

You May Also Read

Micromax Mobile Price List
Sony Mobile Price List
Lenovo Mobile Price List
Honor Mobile Price List
Asus Mobile Price List

Recent News

Nothing Phone 2 Pro India Launch In April: Price Leak Builds Hype
23rd Apr 2025
Free Fire OB49 Update: Big Changes Like New Map And Room Card Overhaul
23rd Apr 2025
Limited Time Offer: Get The Apple iPad 2021 At A Steep Discount
23rd Apr 2025
iOS 19 Leaks: Design Changes Point To Major Upgrades For Large iPhones
23rd Apr 2025
One UI 7 Official Update Rolls Out To Galaxy Phones In South Korea
23rd Apr 2025

Tips & Tricks

30+ Must-Know Android Secret Codes To Unlock Hidden Features
22nd Apr 2025
How to Transfer Photos from iPhone to External Drive
18th Apr 2025
How To Stop Spam Calls In Airtel? Step By Step Guide!
17th Apr 2025
7 Quick Fixes For The Latest iOS 18.4 Battery Drain Issue
10th Apr 2025
How To Create Whatsapp Backup On iPhone And Android: Easy Guide!
9th Apr 2025

Popular Leaks

POCO F7 Specs Leak, Will Launch With 7000mAh Battery
12th Jan 2025
iQOO and POCO to Enter Offline Market in India; Here’s When
23rd Nov 2021
OPPO Reno 14 Pro Leaks: New Design, Camera Details And Launch Hints
10th Apr 2025
Here’s How You Can Claim OnePlus 3, 3T, 5, 5T, 6, 6T Free Battery Replacement Offer in India
27th Aug 2021
iPhone 16 Leak Reveals It Will Feature A Massive Design Overhaul
6th Feb 2024