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Itel S25 Ultra vs Samsung Galaxy A36 5G vs Samsung Galaxy S21 5G

Key Feature Comparison

itel S25 Ultra

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5.9

Samsung Galaxy A36 5G

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7.6

Samsung Galaxy S21 5G

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At a Glance

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Octa core (2.2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)

Unisoc T620, Mali-G57

Octa core (2.4 GHz, Quad core, Cortex A78 + 1.8 GHz, Quad core, Cortex A55)

Qualcomm Snapdragon 6 Gen 3, Adreno 710

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-Polymer, Fast, 18W

5000 mAh

Li-ion, Fast, 45W

4000 mAh

Li-ion, Fast, 25W

6.78 inches

393 ppi, FHD+

6.7 inches

385 ppi, FHD

6.2 inches

424 ppi, FHD

Dual, 50MP + AI Lens

2560x1440 @ 30 fps

Triple, 50MP + 8MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps

Triple, 12MP + 64MP + 12MP

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

4G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.78 inches
6.7 inches
6.2 inches

Screen Type

AMOLED
Super AMOLED
AMOLED

Screen Resolution

1080 x 2436 pixels
1080 x 2340 pixels
1080 x 2400 pixels

Pixel Density

393 ppi
385 ppi
424 ppi

Aspect Ratio

20:09
19.5:9
20:09

Screen Protection

Corning Gorilla Glass
Gorilla Glass Victus
Corning Gorilla Glass

Screen to Body Ratio

94%
86.32%
85.92%

Screen Design

Punch hole
Punch hole
Punch hole

Screen Refresh Rate

120 Hz
120 Hz
120 Hz

Screen Quality

FHD+
FHD
FHD

Peak Brightness

1400 nits
1900 nits
1300 nits

Phone Variants

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

Expandable Storage

Yes
Yes
No

RAM Type

LPDDR4X
-
-

Storage Type

UFS 2.2
UFS 2.2
UFS 3.1

OTG Support

Yes
Yes
Yes

Expandable Storage Capacity

-
No
-

Sensors

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

Operating System

Android v14
Android v15
Android v11

GPU

Mali-G57
Adreno 710
Mali-G78 MP14

Chipset

Unisoc T620
Qualcomm Snapdragon 6 Gen 3
Samsung Exynos 2100

CPU

Octa core (2.2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)
Octa core (2.4 GHz, Quad core, Cortex A78 + 1.8 GHz, Quad core, Cortex A55)
Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)

Clock Speed

2.2 GHz
2.4 GHz
2.9 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
4 nm
5 nm

Custom User Interface

-
Samsung One UI
Samsung One UI

Battery Capacity

5000 mAh
5000 mAh
4000 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-ion

Charger Type

Fast, 18W
Fast, 45W
Fast, 25W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

-
60% in 30 Minutes
-

Announced On

9-Nov-24
2-Mar-25
14-Jan-21

Market Status

Launched Globally
Available
Available

Brand

Itel
Samsung
Samsung

Price Status

Expected
Confirmed
Confirmed

Price

Rs. 15,899
Rs. 32,999
Rs. 69,450

Model Number

-
SM-A366E
SM-G991BZVDINU

GPS

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

Audio Features

DTS Sound
Dolby Atmos
Dolby AtmosNoise cancellation microphoneStereo SpeakersStereo Speakers by AKG

NFC

No
Yes
Yes

Network Support

4G
5G
5G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
No
No

SIM Size

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

Wi-Fi

Yes, Wi-Fi 4 (802.11 b/g/n)
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz

Bluetooth Type

v5.0
v5.4
v5.1

Audio Jack

USB Type-C
USB Type-C
USB Type-C

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
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) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1700 / 1900 / 850 / 900 MHz, 2G Bands: GSM 1800 / 900 MHz, GPRS: Available, EDGE: Available...
5G Bands: FDD N3, TDD N40, 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...
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

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 / 900 MHz, GPRS: Available, EDGE: Available...
5G Bands: FDD N3, TDD N40, 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...
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...

FM Radio

-
No
No

Weight

163 grams
195 grams
171 grams

Colors

Bromo Black, Meteor Titanium, Komodo Ocean
Awesome Lavender, Awesome Black, Awesome White
Phantom Violet, Phantom Gray, Phantom White, Phantom Pink

Dimensions

-
162.9 x 78.2 x 7.4 mm
151.7 x 71.2 x 7.9 mm

SAR Value

-
Head: 1.071 W/kg
-

Rear Flash

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

Rear Video Recording

2560x1440 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps
7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps

Rear Camera Features

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

Rear Camera Setup

Dual, 50MP + AI Lens
Triple, 50MP + 8MP + 5MP
Triple, 12MP + 64MP + 12MP

Rear Camera 1 Resolution

50 MP
50 MP
12 MP

Rear Camera 1 Type

f/1.6, Primary Camera
Primary Camera,10x Digital Zoom,f/1.8, Wide Angle
f/1.8, Wide Angle Primary Camera

Rear Aperture

f/1.6
f/1.8
f/1.8

OIS

-
Yes
Yes

Rear Camera 1 Lens

-
1/1.96" sensor 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 2 Lens

-
1/4.0" sensor size, 1.12micrometer pixel size
28 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size

Rear Camera 3 Resolution

-
5 MP
12 MP

Rear Camera 3 Type

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

Front Camera Setup

Single, 32MP
Single, 12MP
Single, 10MP

Front Camera 1 Resolution

32 MP
12 MP
10 MP

Front Camera 1 Type

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

Front Video Recording

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

Front Aperture

-
f/2.2
f/2.2

Front Flash

-
No
-

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
On-Screen
On-Screen

Face Unlock

Yes
-
Yes

Fingerprint Scanner Type

-
Optical
Ultrasonic

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