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Samsung Galaxy A51 vs Xiaomi Redmi Note 9 Pro

Summary
85%
87%
Display

6.5" (16.51 cm)

1080x2400 px, 405 PPI

6.67" (16.94 cm)

1080x2400 px, 395 PPI

Performance

Quad + Quad Core

2.3 GHz + 1.7 GHz, 6 GB RAM

Dual + Hexa Core

2.3 GHz + 1.8 GHz, 4 GB RAM

Storage

128 GB

512 GB (Expandable)

64 GB

512 GB (Expandable)

Camera

48 MP + 12 MP + 5 MP + 5 MP (Primary)

32 MP(Front)

48 MP + 8 MP + 5 MP + 2 MP (Primary)

16 MP(Front)

Battery

4000 mAh

32 h talktime (4G)

5020 mAh

29 h talktime (2G)

Expert Rating

★★★★★
★★★★★

Read Expert Review

★★★★★
★★★★★

Read Expert Review

User Rating

★★★★★
★★★★★

4.3/5 based on 7,442 ratings

Read All User Reviews

★★★★★
★★★★★

4.3/5 based on 15,127 ratings

Read All User Reviews

Best Prices
Rs. 22,999 @Samsung... Buy
Rs. 22,999 @Amazon Buy
Rs. 22,999 @Flipkart Buy
SEE ALL PRICES
Rs. 14,485 @Tata CL... Buy
Rs. 14,499 @Croma Buy
Rs. 15,119 @Flipkart Buy
General
Launch Date

January 29, 2020 (Official)

March 17, 2020 (Official)

Brand

Samsung

Xiaomi

Model

Galaxy A51

Redmi Note 9 Pro

Operating System

Android v10 (Q)

Android v10 (Q)

Custom UI

Samsung One UI

MIUI

SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network

4G: Available (supports Indian bands),
3G: Available, 2G: Available

4G: Available (supports Indian bands),
3G: Available, 2G: Available

Fingerprint Sensor

yes

yes

Quick Charging

yes Fast, 15W

yes Fast, 18W

Design
Size Compare
Size Compare
Dimensions

Height: 158.5 mm
Width: 73.6 mm
Thickness: 7.9 mm

Height: 165.7 mm
Width: 76.6 mm
Thickness: 8.8 mm

Weight

172 grams

209 grams

Build Material


Back: Plastic


Back: Gorilla Glass

Colours

Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue

Aurora Blue, Glacier White, Interstellar Black, Champagne Gold

Waterproof

yes Splash proof

Display
Very Good
Good
Screen Size

6.5 " (16.51 cm)

6.67 " (16.94 cm)

Screen Resolution

1080 x 2400 pixels

1080 x 2400 pixels

Aspect Ratio

20:9

20:9

Bezel-less display

yes with punch-hole display

yes with punch-hole display

Pixel Density

405 ppi

395 ppi

Display Type

Super AMOLED

IPS LCD

Screen Protection

Corning Gorilla Glass v3

Corning Gorilla Glass v5

Touch Screen

yes Capacitive Touchscreen, Multi-touch

yes Capacitive Touchscreen, Multi-touch

Screen to Body Ratio (calculated)

87.44 %

84.62 %

Performance
Very Good
Very Good
Chipset

Samsung Exynos 9 Octa 9611

Qualcomm Snapdragon 720G

Processor

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

Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)

Architecture

64 bit

64 bit

Graphics

Mali-G72 MP3

Adreno 618

RAM

6 GB

4 GB

Bootup Time (tested by 91mobiles)

29.0 s

26.0 s

Storage
Best in Class
Best in Class
Internal Memory

128 GB

64 GB

Expandable Memory

yes Up to 512 GB

yes Up to 512 GB

User Available Storage

Up to 106 GB

USB OTG Support

yes

yes

Camera
Very Good
Very Good
Main Camera
Camera Setup

Quad

Quad

Resolution

48 MP f/2.0 (upto 8x Digital Zoom) Primary Camera(26 mm focal length, 2.25" sensor size, 0.8µm pixel size)12 MP f/2.2, Wide Angle, Ultra-Wide Angle Camera
5 MP f/2.4, Macro Camera
5 MP f/2.2, Depth Camera

48 MP f/1.79 (upto 10x Digital Zoom) Primary Camera(2.25" sensor size, 1.6µm pixel size)8 MP f/2.2, Wide Angle, Ultra-Wide Angle Camera(1.12µm pixel size)5 MP f/2.4, Macro Camera(1.12µm pixel size)2 MP f/2.4, Depth Camera(1.75µm pixel size)

Sensor

ISO-CELL

CMOS image sensor, ISOCELL Plus

Autofocus

yes

yes Phase Detection autofocus

Physical Aperture

F2.0

F1.79

Optical Image Stabilisation

no  No

Flash

yes LED Flash

yes LED Flash

Image Resolution

8000 x 6000 Pixels

8000 x 6000 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation, ISO control

Shooting Modes

Continuos Shooting, High Dynamic Range mode (HDR)

Continuos Shooting, High Dynamic Range mode (HDR)

Camera Features

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

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

Video Recording

3840x2160 @ 30 fps

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps

Front Camera
Camera Setup

Single

Single

Resolution

32 MP f/2.2 Primary Camera(2.8" sensor size, 0.8µm pixel size)

16 MP Primary Camera(1µm pixel size)

Autofocus

no  No

Physical Aperture

F2.2

Flash

no  No

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Battery
Very Good
Excellent
Capacity

4000 mAh

5020 mAh

Type

Li-ion

Li-Polymer

User Replaceable

no  No

no  No

TalkTime

Up to 32 Hours(4G)

Up to 29 Hours(2G)

Standby time

Up to 492 Hours(2G)

Quick Charging

yes Fast, 15W

yes Fast, 18W

USB Type-C

yes

yes

Battery Charging Time (20% to 100%) (tested by 91mobiles)

01h 35m 31s

02h 15m 07s

Network & Connectivity
SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network Support

4G (supports Indian bands), 3G, 2G

4G (supports Indian bands), 3G, 2G

VoLTE

yes

yes

SIM 1

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 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 Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

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
Read More..

SIM 2

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 Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

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
Read More..

SAR Value

Head: 0.598 W/kg

Wi-Fi

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

yes Wi-Fi 802.11, ac/b/g/n, MIMO

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Calling

yes

Bluetooth

yes v5.0

yes v5.0

GPS

yes with A-GPS, Glonass

yes with A-GPS, Glonass

NFC

yes

no  No

USB Connectivity

Mass storage device, USB charging

Mass storage device, USB charging

Multimedia
Loudspeaker

yes

yes

Audio Jack

3.5 mm

3.5 mm

Audio Features

Dolby Atmos

Special Features
Fingerprint Sensor

yes

yes

Fingerprint Sensor Position

On-screen

Side

Fingerprint Sensor Type

Optical

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Price list

Rs. 22,999
Buy Now
Not Available

Rs. 22,999
Buy Now
Not Available

Rs. 22,999
Buy Now
Offer: 5% Cashback on Flipkart Axis Bank Card.  View All Offers
Offersx

1. 5% Cashback on Flipkart Axis Bank Card.

2. Flat 3,000 Off.

3. No Cost EMI on Flipkart Axis Bank Credit Card.

4. No Cost EMI on Credit and Debit Cards.

5. No cost Emi on Bajaj Finserv.

Rs. 15,119
Buy Now
Offer: 5% Off on EMI with ICICI Bank Credit Card...  View All Offers
Offersx

1. 5% Off on EMI with ICICI Bank Credit Card.

2. 5% Cashback on Flipkart Axis Bank Card.

3. 5% off with Axis Bank Buzz Credit Card.

4. Get 50 EGV on you next transaction with Visa.

5. No Cost EMI on Flipkart Axis Bank Credit Card.

Rs. 22,999
Buy Now
Offer: Exciting EMI offers   View All Offers
Offersx

1. Exciting EMI offers

Rs. 14,485
Buy Now

Rs. 22,999
Buy Now
Rs. 14,499
Buy Now

Related Questions

Ask a Question
  • How to cast my Samsung Galaxy A51 screen on TV ?

    M

    Answered By Maheshwar Rao | 9 months ago

    To cast your phone screen on your TV you need to have Chromecast.
    Follow the steps to successfully cast your screen-

    Before you begin casting

    1. Connect your phone to a Wi-Fi network.
    2. The mobile device, tablet or computer you are using to cast must be on the same Wi-Fi network as your Chromecast.
    3. You must be running the latest version of the Chromecast-enabled app. You can always double check that you are on the latest version by visiting the Google Play Store.



     

    Cast from Chromecast-enabled apps to your TV

    1. Make sure that the phone you are using to cast is on the same Wi-Fi network as your Chromecast or TV with Chromecast built-in.
    2. Open a Chromecast-enabled app.
    3. Tap the Cast button Inactive cast extension.

      Note: The Cast button isn't located in the same place on all Chromecast-enabled apps.

    4. Tap the device you'd like to cast to.


    5. When you're connected, the Cast button will turn color, letting you know you're connected.
    6. Select the app like Youtube, Browser, Google Music etc and look for the Cast icon as shown in the image below.

    You can now cast videos, movies and TV shows directly to your TV.
    To stop casting, tap the Cast button and then Disconnect.
    You can also watch this step-by-step guide to do the same


    You can check more details here : Samsung Galaxy A51

  • Does Xiaomi Redmi Note 9 Pro support NFC?

    A

    Answered By Aftab Shan | 5 months ago

    No, the Xiaomi Redmi Note 9 Pro doesn't have the NFC feature and it is quite obvious as this feature generally comes with the upper mid-range phones.

    Check what NFC is-


    Check Full Device Specifications Xiaomi Redmi Note 9 Pro

  • How to record calls on Samsung Galaxy A51 ?

    N

    Answered By Nikhil Sengupta | 9 months ago

    To record calls on Your phone Follow the steps below:


    1. Download the ACR call recording app from the play store
    2. Then Follow the instructions from the app and allow all the access to the app as shown in the Image below
    3. Then Tap the three bar on the top left of the app.
    4. There you will find the Enable option on the top.
    5. Enable it and enjoy the app.


    You can check the complete specs of this phone:



    You can also check this video for more detailed information: Samsung Galaxy A51

  • What is the screen refresh rate of Samsung Galaxy A51?

    M

    Answered By Mahesh Saxena | 7 months ago

    The screen refresh rate of the Samsung Galaxy A51 is the usual 60 Hz which is also great keeping the display specifications in mind.

    Check Full Device Specifications Samsung Galaxy A51

  • How to increase the speed of Samsung Galaxy A51 ?

    P

    Answered By Prabal Manju | 9 months ago

    To Increase the speed of your slow Android phone here is the guide to speed it up in 5 Minutes

    1. Close all your unused apps.
      1. Closing all the apps which you are not using saves a lot of memory usages which can be utilized by other apps to make it run faster.
    2. Clean all the app cache
      1. Download Clean Master software from the Play store (here)
      2. Press Junk Files and let it do its work 
      3. After that press on Phone Boost option.
    3. Disable the Animations
      1. Go to "Settings"
      2. Then Go to "About phone"
      3. Tap on " Build Number" 7 times.
      4. Then Go back to settings and Tap on " Developer Option"
      5. Scroll Down to "Windows Animation Scale". as shown in the Image below
      6. Tap on "Animation Off".

    You can also check the most popular video on youtube to speed up your Android without installing any software:

    You can check the complete specs of this phone: Samsung Galaxy A51

View all Popular Questions