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Samsung Galaxy A21s vs Xiaomi Redmi 9 Power

Summary
73%
76%
Performance

Samsung Exynos 8 Octa 850

4 GB RAM

Snapdragon 662

4 GB RAM

Display

6.5" (16.51 cm)

720x1600 px (HD+)

6.53" (16.59 cm)

1080x2340 px (FHD+)

Rear Camera

48 MP + 8 MP + 2 MP + 2 MP

Quad Camera

48 MP + 8 MP + 2 MP + 2 MP

Quad Camera

Front Camera

13 MP

Single Camera

8 MP

Single Camera

Battery

5000 mAh

54 h talktime (4G)

6000 mAh

45 h talktime (4G)

Storage

64 GB

512 GB (Expandable)

64 GB

512 GB (Expandable)

Expert Rating

3.5/5

Read Expert Review

3.5/5

Read Expert Review

User Rating

★★★★★
★★★★★

4.2/5 based on 26,116 ratings

Read All User Reviews

★★★★★
★★★★★

4.3/5 based on 361,927 ratings

Read All User Reviews

Benchmarks
Compare Prices
Rs. 11,999 @Amazon Buy
Not available in any other store
Rs. 11,890 @Flipkart Buy
Not available in any other store
General
Launch Date

June 17, 2020 (Official)

December 22, 2020 (Official)

Operating System

Android v10 (Q)

Android v10 (Q)

Custom UI

Samsung One UI

MIUI

Performance
Good
Good
Chipset

Samsung Exynos 8 Octa 850

Qualcomm Snapdragon 662

CPU

Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)

Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Architecture

64 bit

64 bit

Graphics

Mali-G52 MP1

Adreno 610

RAM

4 GB

4 GB

RAM Type

LPDDR4X

LPDDR4X

Display
Average
Good
Display Type

PLS TFT LCD

IPS LCD

Screen Size

6.5 " (16.51 cm)

6.53 " (16.59 cm)

Resolution

720x1600 px (HD+)

1080x2340 px (FHD+)

Aspect Ratio

20:9

19.5:9

Pixel Density

270 ppi

395 ppi

Screen to Body Ratio (calculated)

82.75 %

83.25 %

Screen Protection

Corning Gorilla Glass v3

Bezel-less display

with punch-hole display

with waterdrop notch

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Brightness

400 nits

Refresh Rate

60 Hz

Screen to Body Ratio (claimed by the brand)

90.34 %

Design
Size Compare
Size Compare
Dimensions

Height: 163.7 mm
Width: 75.3 mm
Thickness: 8.9 mm

Height: 162.3 mm
Width: 77.3 mm
Thickness: 9.6 mm

Weight

192 grams

198 grams

Build Material

Back: Plastic

Back: Plastic

Colours

Black, Blue, White

Mighty Black, Fiery Red, Electric Green, Blazing Blue

Waterproof

, Splash proof

Camera
Main Camera
Camera Setup

Quad

Quad

Resolution

48 MP f/2.0, Wide Angle, Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(4.0" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera
2 MP f/2.4, Depth Camera

48 MP f/1.79, Wide Angle, Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(4.0" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera
2 MP f/2.4, Depth Camera

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

8 x Digital Zoom
Auto Flash
Face detection
Touch to focus

Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Video Recording Features

Movie Frame

Front Camera
Very Good
Good
Camera Setup

Single

Single

Resolution

13 MP f/2.2, Primary Camera(3.1" sensor size, 1.12µm pixel size)

8 MP f/2.0, Wide Angle, Primary Camera(27 mm focal length, 4.0" sensor size, 1.12µm pixel size)

Autofocus

No

Flash

No

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Battery
Very Good
Very Good
Capacity

5000 mAh

6000 mAh

Type

Li-ion

Li-Polymer

Removable

No

No

TalkTime

Up to 54 Hours(4G)

Up to 45 Hours(4G)

Standby time

Up to 695 Hours(2G)

Quick Charging

, Fast, 15W

, Fast, 18W

USB Type-C

Storage
Best in Class
Best in Class
Internal Memory

64 GB

64 GB

Expandable Memory

, Up to 512 GB

, Up to 512 GB

User Available Storage

Up to 48.1 GB

Up to 47 GB

USB OTG

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM, Dual VoLTE

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) / 700(band 28) / 1900(band 2) / 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 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) / 700(band 28) / 1900(band 2) / 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 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: 0.831 W/kg

Head: 0.868 W/kg, Body: 0.865 W/kg

Wi-Fi

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

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

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Calling

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

Sensors
Fingerprint Sensor

Fingerprint Sensor Position

Rear

Side

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass

Price list

Rs. 11,999
Buy Now
Not Available

Not Available
Rs. 11,890
Buy Now