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Samsung Galaxy S23 vs Samsung Galaxy S8 vs Xiaomi Redmi K20 Pro

Key Feature Comparison

7.9

Samsung Galaxy S23 5G

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7

Samsung Galaxy S8

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7

Redmi K20 Pro

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At a Glance

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Octa core (3.36 GHz, Single core, Cortex X3 + 2.8 GHz, Quad core, Cortex A715 + 2 GHz, Tri core, Cortex A510)

Qualcomm Snapdragon 8 Gen 2, Adreno 740

Octa core (2.3 GHz, Quad core, M2 Mongoose + 1.7 GHz, Quad core, Cortex A53)

Samsung Exynos 9 Octa 8895, Mali-G71 MP20

Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Qualcomm Snapdragon 855, Adreno 640

3900 mAh

Li-ion, Fast, 25W

3000 mAh

Li-ion, Fast

4000 mAh

Li-Polymer, Quick, v4.0

6.1 inches

422 ppi, FHD

5.8 inches

568 ppi, 2K

6.39 inches

403 ppi, FHD

Triple, 50MP + 12MP + 10MP

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Single, 12MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

Triple, 48MP + 13MP + 8MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.1 inches
5.8 inches
6.39 inches

Screen Type

AMOLED
Super AMOLED
AMOLED

Screen Resolution

1080 x 2340 pixels
1440 x 2960 pixels
1080 x 2340 pixels

Pixel Density

422 ppi
568 ppi
403 ppi

Aspect Ratio

19.5:9
18.5:9
19.5:9

Screen Protection

Gorilla Glass Victus 2
Gorilla Glass 5
Gorilla Glass 5

Screen to Body Ratio

87.87%
84.57%
91.90%

Screen Design

Punch hole
Bezel-less
Bezel-less

Screen Refresh Rate

120 Hz
-
-

Screen Quality

FHD
2K
FHD

Peak Brightness

1750 nits
-
-

Phone Variants

8GB 128GB, 8GB 256GB
4GB 64GB
8GB 256GB, 6GB 128GB

Expandable Storage

No
Yes
No

RAM Type

LPDDR5X
LPDDR4
LPDDR4X

Storage Type

UFS 3.1
-
UFS 2.1

OTG Support

Yes
Yes
Yes

Expandable Storage Capacity

-
Yes, 256 GB
-

Sensors

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

Operating System

Android v13
Android v7.0 (Nougat)
Android v9.0 (Pie)

GPU

Adreno 740
Mali-G71 MP20
Adreno 640

Chipset

Qualcomm Snapdragon 8 Gen 2
Samsung Exynos 9 Octa 8895
Qualcomm Snapdragon 855

CPU

Octa core (3.36 GHz, Single core, Cortex X3 + 2.8 GHz, Quad core, Cortex A715 + 2 GHz, Tri core, Cortex A510)
Octa core (2.3 GHz, Quad core, M2 Mongoose + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Custom User Interface

Samsung One UI
-
MIUI

Clock Speed

3.36 GHz
2.3 GHz
2.84 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

4 nm
-
7 nm

Battery Capacity

3900 mAh
3000 mAh
4000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-Polymer

Charger Type

Fast, 25W
Fast
Quick, v4.0

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

50 % in 30 minutes
-
58 % in 30 minutes

Wireless Charging

Yes
Yes
-

Announced On

1-Feb-23
5-Mar-17
28-May-19

Market Status

Available
Available
Available

Brand

Samsung
Samsung
Xiaomi

Model Number

SM-S911B
SM-G950FZKDINS
MZB7750IN

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 74,999
Rs. 29,208
Rs. 24,999

GPS

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

NFC

Yes
Yes
No

Network Support

5G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
No
Yes

3.5mm Audio Jack

No
Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.3
v5.0
v5.0

Audio Jack

USB Type-C
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

Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N8, TDD N38 / N40 / N41, 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 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 17) / 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), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8, TDD N38 / N40 / N41, 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 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 17) / 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), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...

Audio Features

-
32-bit/384kHz audioActive noise cancellation with dedicated mic
24-bit/192kHz audioActive noise cancellation with dedicated mic

Front Video Recording

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

Front Camera Setup

Single, 12MP
Single, 8MP
Single, 20MP

Front Camera 1 Resolution

12 MP
8 MP
20 MP

Front Camera 1 Type

f/2.2, Wide Angle, Primary Camera
f/1.7, Wide Angle Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

26 mm focal length
25 mm focal length, 3.6" sensor size, 1.22 micrometre pixel size
0.8 micrometre pixel size

Front Aperture

f/2.2
f/1.7
f/2.2

Front Camera Features

-
Wide Angle Selfie
HDR

Front Flash

-
Yes, Screen flash
-

Weight

168 grams
155 grams
191 grams

Colors

Green, Phantom Black, Cream, Lavender, Lime
Midnight Black, Orchid Gray, Coral Blue, Arctic Silver, Maple Gold, Burgundy Red
Flame Red, Glacier Blue, Carbon Fiber Black, Pearl White

Build

Back: Gorilla Glass Victus 2
Case: Metal, Back: Metal
Back: Gorilla Glass

Dimensions

146.3 x 70.9 x 7.6 mm
148.9 x 68.1 x 8.0 mm
156.7 x 74.3 x 8.8 mm

OIS

Yes
Yes
No

Rear Flash

Yes, LED Flash
Yes, Dual-color LED Flash
Yes, Dual LED Flash

Rear Video Recording

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

Rear Camera Features

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

Rear Camera Setup

Triple, 50MP + 12MP + 10MP
Single, 12MP
Triple, 48MP + 13MP + 8MP

Rear Camera 1 Resolution

50 MP
12 MP
48 MP

Rear Camera 1 Type

f/1.8, Wide Angle, Primary Camera
f/1.7 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.75, Wide Angle Primary Camera

Rear Camera 1 Lens

24 mm focal length, 1.56" sensor size, 1 micrometre pixel size
26 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

12 MP
-
13 MP

Rear Camera 2 Type

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

Rear Camera 2 Lens

13 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size
-
3" sensor size, 1.12 micrometre pixel size

Rear Camera 3 Resolution

10 MP
-
8 MP

Rear Camera 3 Type

f/2.4, Telephoto Camera
-
f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera

Rear Camera 3 Lens

70 mm focal length, 3.9" sensor size, 1 micrometre pixel size
-
4.0" sensor size, 1.12 micrometre pixel size

Rear Sensor

ISO-CELL
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.8
f/1.7
f/1.75

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
Rear
On-Screen

Fingerprint Scanner Type

Ultrasonic
-
Optical

Face Unlock

-
Yes
Yes

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