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Samsung Galaxy M21 128GB vs realme Narzo 10

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Summary
80%
76%
Performance

Samsung Exynos 9 Octa 9611

6 GB RAM

MediaTek Helio G80

4 GB RAM

Display

6.4" (16.26 cm)

1080x2340 px (FHD+)

6.5" (16.51 cm)

720x1600 px (HD+)

Rear Camera

48 MP + 8 MP + 5 MP

Triple Camera

48 MP + 8 MP + 2 MP + 2 MP

Quad Camera

Front Camera

20 MP

Single Camera

16 MP

Single Camera

Battery

6000 mAh

5000 mAh

Storage

128 GB

512 GB (Expandable)

128 GB

256 GB (Expandable)

Expert Rating

3.5/5

Read Expert Review

3.5/5

Read Expert Review

User Rating

★★★★★
★★★★★

4.2/5 based on 234,057 ratings

Read All User Reviews

★★★★★
★★★★★

4.5/5 based on 182,207 ratings

Read All User Reviews

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General
Launch Date

March 23, 2020 (Official)

May 18, 2020 (Official)

Operating System

Android v10 (Q)

Android v10 (Q)

Custom UI

Samsung One UI

Realme UI

Performance
Good
Good
Chipset

Samsung Exynos 9 Octa 9611

MediaTek Helio G80

CPU

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

Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)

Architecture

64 bit

64 bit

Graphics

Mali-G72 MP3

Mali-G52

RAM

6 GB

4 GB

RAM Type

LPDDR4X

LPDDR4X

Display
Very Good
Average
Display Type

Super AMOLED

IPS LCD

Screen Size

6.4 " (16.26 cm)

6.5 " (16.51 cm)

Resolution

1080x2340 px (FHD+)

720x1600 px (HD+)

Aspect Ratio

19.5:9

20:9

Pixel Density

403 ppi

270 ppi

Screen to Body Ratio (calculated)

84.02 %

82.29 %

Screen Protection

Corning Gorilla Glass v3

Corning Gorilla Glass v3

Bezel-less display

with waterdrop notch

with waterdrop notch

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Brightness

420 nits

480 nits

Refresh Rate

60 Hz

Screen to Body Ratio (claimed by the brand)

91 %

89.8 %

Design
Size Compare
Size Compare
Dimensions

Height: 159 mm
Width: 75.1 mm
Thickness: 8.9 mm

Height: 164.4 mm
Width: 75.4 mm
Thickness: 9 mm

Weight

188 grams

199 grams

Build Material

Back: Plastic

Back: Plastic

Colours

Midnight Blue, Raven Black

That White, That Green, That Blue

Waterproof

, Splash proof

Camera
Main Camera
Camera Setup

Triple

Quad

Resolution

48 MP f/2.0, Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(12 mm focal length, 4.0" sensor size, 1.12µm pixel size)5 MP f/2.2, Depth Camera

48 MP f/1.8, Primary Camera(26 mm focal length, 2.25" sensor size, 0.8µm pixel size)8 MP f/2.3, Ultra-Wide Angle Camera(4.0" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera(5.0" sensor size, 1.75µm pixel size)2 MP f/2.4, Depth Camera(5.0" sensor size, 1.75µm pixel size)

Sensor

CMOS image sensor

CMOS image sensor

Autofocus

, Phase Detection autofocus

, Phase Detection autofocus

OIS

No

Flash

, LED Flash

, LED Flash

Image Resolution

8000 x 6000 Pixels

8000 x 6000 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation, ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

4 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
1920x1080 @ 30 fps

1920x1080 @ 30 fps

Front Camera
Very Good
Very Good
Camera Setup

Single

Single

Resolution

20 MP f/2.2, Primary Camera(26 mm focal length)

16 MP f/2.0, Wide Angle, Primary Camera(26 mm focal length, 3" sensor size, 1µm pixel size)

Sensor

CMOS

Autofocus

No

Flash

No

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Battery
Very Good
Very Good
Capacity

6000 mAh

5000 mAh

Type

Li-ion

Li-ion

Removable

No

No

Standby time

Up to 936 Hours(2G)

Quick Charging

, Fast, 15W

, Quick, 18W

USB Type-C

Storage
Best in Class
Best in Class
Internal Memory

128 GB

128 GB

Expandable Memory

, Up to 512 GB

, Up to 256 GB

User Available Storage

Up to 108 GB

USB OTG

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network Support

5G Not Supported in India, 4G Supported in India, 3G, 2G

5G Not Supported in India, 4G Supported in India, 3G, 2G

VoLTE

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) / 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
Read More..

4G Bands:
TD-LTE 2600(band 38) / 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) / 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
Read More..

4G Bands:
TD-LTE 2600(band 38) / 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: 0.468 W/kg

Head: 0.857 W/kg, Body: 0.609 W/kg

Wi-Fi

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

, Wi-Fi 4 (802.11 b/g/n)

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Mobile Hotspot

Bluetooth

, v5.0

, v5.0

GPS

with A-GPS, Glonass

with A-GPS, Glonass

NFC

No

No

USB Connectivity

Mass storage device, USB charging

Mass storage device, USB charging

Multimedia
FM Radio

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Audio Features

Dolby Atmos

Sensors
Fingerprint Sensor

Fingerprint Sensor Position

Rear

Rear

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Price list

Not Available
Rs. 11,989
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