Select City
TECH500

Samsung Galaxy M11 vs Samsung Galaxy M21 vs Xiaomi Redmi Note 7S

Key Feature Comparison

6.7

Samsung Galaxy M11

Check Price
close
6.8

Samsung Galaxy M21

Check Price
close
7

Xiaomi Redmi Note 7S

Check Price
close

At a Glance

Show differences only

Octa core, 1.8 GHz, Cortex A53

Qualcomm Snapdragon 450, Adreno 506

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, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 660 MSM8956, Adreno 512

5000 mAh

Li-ion, Fast, 15W

6000 mAh

Li-ion, Fast, 15W

4000 mAh

Li-Polymer, Quick, v4.0

16.26 cm (6.4 inch)

268 ppi

16.26 cm (6.4 inch)

403 ppi, FHD

16.00 cm (6.3 inch)

409 ppi, FHD

Triple, 13MP + 5MP + 2MP

1920x1080 @ 30 fps

Triple, 48MP + 8MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Dual, 48MP + 5MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

16.26 cm (6.4 inch)
16.26 cm (6.4 inch)
16.00 cm (6.3 inch)

Screen Type

TFT
Super AMOLED
IPS LCD

Screen Resolution

720 x 1560 pixels
1080 x 2340 pixels
1080 x 2340 pixels

Pixel Density

268 ppi
403 ppi
409 ppi

Aspect Ratio

19.5:9
19.5:9
19.5:9

Screen to Body Ratio

81.47%
91%
81.21%

Screen Design

Punch hole
Waterdrop notch
Waterdrop notch

Screen Protection

-
Gorilla Glass 3
Gorilla Glass 5

Screen Quality

-
FHD
FHD

Peak Brightness

-
420 nits
-

Phone Variants

4GB 64GB, 3GB 32GB
4GB 64GB, 6GB 128GB
4GB 64GB, 3GB 32GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

eMMC 5.1
UFS 2.1
eMMC 5.1

Expandable Storage Capacity

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

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)

GPU

Adreno 506
Mali-G72 MP3
Adreno 512

Chipset

Qualcomm Snapdragon 450
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 660 MSM8956

CPU

Octa core, 1.8 GHz, Cortex A53
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Custom User Interface

Samsung One UI
Samsung One UI
MIUI

Clock Speed

1.8 GHz
2.3 GHz
2.2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

14 nm
10 nm
14 nm

Battery Capacity

5000 mAh
6000 mAh
4000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-Polymer

Charger Type

Fast, 15W
Fast, 15W
Quick, v4.0

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

30-Mar-20
18-Mar-20
5-May-19

Market Status

Available
Available
Available

Brand

Samsung
Samsung
Xiaomi

Model Number

SM-M115FMBDINS
SM-M215FZKDINS
MZB7744IN

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 9,999
Rs. 13,499
Rs. 10,990

GPS

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

Audio Features

Dolby Atmos
Dolby Atmos
Active noise cancellation with dedicated mic

NFC

No
No
-

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 (Hybrid)

Wi-Fi

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

Bluetooth Type

v4.2
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 SIM, GSM+GSM, Dual VoLTE

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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800...
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 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
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...

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) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G ...
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 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
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...

Front Video Recording

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

Front Camera Features

HDR
HDR
HDR

Front Camera Setup

Single, 8MP
Single, 20MP
Single, 13MP

Front Camera 1 Resolution

8 MP
20 MP
13 MP

Front Camera 1 Type

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

Front Aperture

f/2.0
f/2.2
f/2.0

Front Flash

No
No
-

Front Camera 1 Lens

-
26 mm focal length
3.1" sensor size, 1.12 micrometre pixel size

Front Sensor

-
CMOS
-

Weight

197 grams
188 grams
186 grams

Colors

Black, Metallic Blue, Violet
Midnight Blue, Raven Black
Onyx Black, Sapphire Blue, Ruby Red, Astro White

Build

Back: Plastic
Back: Plastic
Back: Gorilla Glass

Dimensions

161.4 x 76.3 x 9 mm
159 x 75.1 x 8.9 mm
159.2 x 75.2 x 8.1 mm

SAR Value

Head: 0.48 W/kg
Head: 0.468 W/kg
-

OIS

No
No
-

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Triple, 13MP + 5MP + 2MP
Triple, 48MP + 8MP + 5MP
Dual, 48MP + 5MP

Rear Camera 1 Resolution

13 MP
48 MP
48 MP

Rear Camera 1 Type

f/1.8 Primary Camera
f/2.0 (upto 4x Digital Zoom) Primary Camera
f/1.8 Primary Camera

Rear Camera 1 Lens

27 mm focal length, 3.1" sensor size, 1.12 micrometre pixel size
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

5 MP
8 MP
5 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, Depth Camera

Rear Camera 3 Resolution

2 MP
5 MP
-

Rear Camera 3 Type

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

Rear Aperture

f/1.8
f/2.0
f/1.8

Rear Camera 2 Lens

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

Rear Sensor

-
CMOS image sensor
ISOCELL Plus

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Rear
Rear
Rear

Face Unlock

Yes
Yes
Yes
Turn your old phone into cash

You May Also Read

Realme Mobile Price List
Oppo Mobile Price List
OnePlus Mobile Price List
Nokia Mobile Price List
Samsung Mobile Price List

Recent News

Samsung Galaxy S25 Ultra Available Under 80000: Get Up To 40K Off On Sale
29th Jan 2026
Redmi Launches Note 15 Pro Series In India With Stunning 200MP Camera: Check Price
29th Jan 2026
Google Chrome Browser Gets AI Upgrades: Gemini, Nano Banana, And More
29th Jan 2026
Motorola Launches Moto G67 And Moto G77 With Premium Camera Specs, Displays, And More
29th Jan 2026
Airtel Free Adobe Express Plan: Get Free Premium Tools For 1 Year
29th Jan 2026

Tips & Tricks

How To Switch Off Oppo Phone: Complete Guide For All Users
28th Jan 2026
How To Switch Off An iPhone: Step-By-Step Guide For All Models
27th Jan 2026
Grab iPhone 17 Pro Under 90000 With A Limited Time Discount! 
22nd Jan 2026
How To Record Screen In Windows 11: Quick Ways In 2026!
15th Jan 2026
How To Create Vertical Videos Using Google Veo 3.1: Full Guide
15th Jan 2026

Popular Leaks

Samsung Galaxy S26 Price Confirmed: No Increase In 2026
13th Jan 2026
Honor Launches Robot Phone: The First Ever Phone With A Robotic Arm Is Here 
17th Oct 2025
Realme Big Announcements: 15T Launch And 15000mAh Battery Phone
29th Aug 2025
OxygenOS 16 Update Devices: These Devices Are Eligible For Update
23rd Oct 2025
iQOO Z11 Turbo Price And Specs Leak Before Launch
27th Dec 2025