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Samsung Galaxy M55 5G vs Samsung Galaxy S21 5G

Key Feature Comparison

7.7

Samsung Galaxy M55 5G

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7.6

Samsung Galaxy S21 5G

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At a Glance

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Octa core (2.4 GHz, Single core, Cortex A710 + 2.36 GHz, Tri core, Cortex A710 + 1.8 GHz, Quad core, Cortex A510)

Qualcomm Snapdragon 7 Gen 1, Adreno 644

Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)

Samsung Exynos 2100, Mali-G78 MP14

5000 mAh

Li-ion, Fast, 45W

4000 mAh

Li-ion, Fast, 25W

6.7 inches

393 ppi, FHD

6.2 inches

424 ppi, FHD

Triple, 50MP + 8MP + 2MP

3840x2160 @ 30 fps

Triple, 12MP + 64MP + 12MP

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps

5G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.7 inches
6.2 inches

Screen Type

Super AMOLED
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels

Pixel Density

393 ppi
424 ppi

Aspect Ratio

19.5:9
20:09

Screen Protection

Gorilla Glass 5
Corning Gorilla Glass

Screen to Body Ratio

86.44%
85.92%

Screen Design

Punch hole
Punch hole

Screen Refresh Rate

120 Hz
120 Hz

Screen Quality

FHD
FHD

Peak Brightness

-
1300 nits

Phone Variants

8GB 128GB, 8GB 256 GB, 12GB 256 GB
8GB 256GB, 8GB 128GB

Expandable Storage

Yes
No

Expandable Storage Capacity

Yes, 1 TB
-

OTG Support

Yes
Yes

Storage Type

-
UFS 3.1

Sensors

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

Operating System

Android v14
Android v11

GPU

Adreno 644
Mali-G78 MP14

Chipset

Qualcomm Snapdragon 7 Gen 1
Samsung Exynos 2100

CPU

Octa core (2.4 GHz, Single core, Cortex A710 + 2.36 GHz, Tri core, Cortex A710 + 1.8 GHz, Quad core, Cortex A510)
Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)

Custom User Interface

Samsung One UI
Samsung One UI

Clock Speed

2.4 GHz
2.9 GHz

Architecture

64 bit
64 bit

Process Technology

4 nm
5 nm

Battery Capacity

5000 mAh
4000 mAh

Battery Removable

No
No

Battery Type

Li-ion
Li-ion

Charger Type

Fast, 45W
Fast, 25W

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Wireless Charging

-
Yes

Announced On

8-Apr-24
14-Jan-21

Market Status

Available
Available

Brand

Samsung
Samsung

Price Status

Confirmed
Confirmed

Price

Rs. 26,999
Rs. 69,450

Model Number

-
SM-G991BZVDINU

GPS

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

Audio Features

Dolby Atmos
Dolby AtmosNoise cancellation microphoneStereo SpeakersStereo Speakers by AKG

NFC

Yes
Yes

Network Support

5G
5G

Bluetooth

Yes
Yes

FM Radio

No
No

3.5mm Audio Jack

No
No

SIM Size

SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 6E (802.11 a/b/g/n/ac/ax) 5GHz 6GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz

Bluetooth Type

v5.2
v5.1

Audio Jack

USB Type-C
USB Type-C

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66, TDD N38 / N40 / N41 / N77 / N78, 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) / 1...
4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 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(ba...
4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Front Video Recording

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

Front Camera Setup

Single, 50MP
Single, 10MP

Front Camera 1 Resolution

50 MP
10 MP

Front Camera 1 Type

f/2.4, Wide Angle, Primary Camera
f/2.2, Wide Angle Primary Camera

Front Aperture

f/2.4
f/2.2

Front Flash

No
-

Front Camera Features

-
Dual video call, Auto-HDR

Front Camera 1 Lens

-
26 mm focal length, 3.2" sensor size, 1.22 micrometre pixel size

Weight

180 grams
171 grams

Colors

Light Green, Denim Black
Phantom Violet, Phantom Gray, Phantom White, Phantom Pink

Dimensions

163.9 x 76.5 x 7.8 mm
151.7 x 71.2 x 7.9 mm

SAR Value

Head: 0.93 W/kg
-

Build

-
Glass front (Gorilla Glass Victus), plastic back, aluminum frame

OIS

Yes
Yes

Rear Flash

Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps
7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps

Rear Camera Features

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

Rear Camera Setup

Triple, 50MP + 8MP + 2MP
Triple, 12MP + 64MP + 12MP

Rear Camera 1 Resolution

50 MP
12 MP

Rear Camera 1 Type

f/1.8, Wide Angle, Primary Camera
f/1.8, Wide Angle Primary Camera

Rear Camera 1 Lens

1.56" sensor size, 1 micrometre pixel size
26 mm focal length, 1.7" sensor size, 1.8 micrometre pixel size

Rear Camera 2 Resolution

8 MP
64 MP

Rear Camera 2 Type

f/2.2, Ultra-Wide Angle Camera
f/2.0 Telephoto Camera

Rear Camera 3 Resolution

2 MP
12 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Aperture

f/1.8
f/1.8

Rear Camera 2 Lens

-
28 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size

Rear Camera 3 Lens

-
13 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Ultrasonic

Face Unlock

-
Yes

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