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Samsung Galaxy A12 vs Samsung Galaxy A21S vs Xiaomi Redmi Note 9 Pro

Key Feature Comparison

6.3

Samsung Galaxy A12

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6.5

Samsung Galaxy A21s

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6.9

Xiaomi Redmi Note 9 Pro

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At a Glance

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Octa core, 2.3 GHz, Cortex A53

MediaTek Helio P35, PowerVR GE8320

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

Samsung Exynos 8 Octa 850, Mali-G52 MP1

Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)

Qualcomm Snapdragon 720G, Adreno 618

5000 mAh

Li-ion, Fast, 15W

5000 mAh

Li-ion, Fast, 15W

5020 mAh

Li-Polymer, Fast, 18W

6.5 inches

270 ppi, HD

6.5 inches

270 ppi

6.67 inches

395 ppi, FHD

Quad, 48MP + 5MP + 2MP + 2MP

1920x1080 @ 30 fps

Quad, 48MP + 8MP + 2MP + 2MP

1920x1080 @ 30 fps

Quad, 48MP + 8MP + 5MP + 2MP

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

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.5 inches
6.5 inches
6.67 inches

Screen Type

TFT
TFT
IPS LCD

Screen Resolution

720 x 1600 pixels
720 x 1600 pixels
1080 x 2400 pixels

Pixel Density

270 ppi
270 ppi
395 ppi

Aspect Ratio

20:09
20:09
20:09

Screen to Body Ratio

82.06%
82.75%
84.62%

Screen Design

Regular notch
Punch hole
Punch hole

Screen Quality

HD
-
FHD

Phone Variants

4GB 64GB, 6GB 128GB, 4GB 128GB
6GB 64GB, 4GB 64GB, 6GB 128GB
4GB 64GB, 6GB 128GB, 4GB 128GB

Expandable Storage

Yes
Yes
Yes

Storage Type

eMMC 5.1
eMMC 5.1
UFS 2.1

Expandable Storage Capacity

Yes, 1 TB
Yes, 512 GB
Yes, 512 GB

OTG Support

Yes
Yes
Yes

RAM Type

-
LPDDR4X
LPDDR4X

Sensors

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

Operating System

Android v10 (Q)
Android v10 (Q)
Android v10 (Q)

GPU

PowerVR GE8320
Mali-G52 MP1
Adreno 618

Chipset

MediaTek Helio P35
Samsung Exynos 8 Octa 850
Qualcomm Snapdragon 720G

CPU

Octa core, 2.3 GHz, Cortex A53
Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)

Custom User Interface

Samsung One UI
Samsung One UI
MIUI

Clock Speed

2.3 GHz
2 GHz
2.3 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
8 nm
8 nm

Battery Capacity

5000 mAh
5000 mAh
5020 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-Polymer

Charger Type

Fast, 15W
Fast, 15W
Fast, 18W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

16-Feb-21
15-May-20
17-Mar-20

Market Status

Available
Available
Available

Brand

Samsung
Samsung
Xiaomi

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 12,999
Rs. 13,999
Rs. 12,999

Model Number

-
SM-A217FZB1INS/SM-A217FZBGINS/SM-A217FZB5INS
M2003J6A1I

GPS

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

NFC

No
No
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, ac/b/g/n, MIMO

Bluetooth Type

v5.0
v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2300(band 40), 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...
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...
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...

SIM 2 Bands

4G Bands: TD-LTE 2300(band 40), 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...
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...
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...

Front Video Recording

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

Front Camera Setup

Single, 8MP
Single, 13MP
Single, 16MP

Front Camera 1 Resolution

8 MP
13 MP
16 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.2 Primary Camera
Primary Camera

Front Aperture

f/2.2
f/2.2
-

Front Flash

No
No
-

Front Camera 1 Lens

-
3.1" sensor size, 1.12 micrometre pixel size
1 micrometre pixel size

Weight

205 grams
192 grams
209 grams

Colors

Black, Blue, White
Black, Blue, White
Aurora Blue, Glacier White, Interstellar Black, Champagne Gold

Build

Back: Plastic
Back: Plastic
Back: Gorilla Glass

Dimensions

164 x 75.8 x 8.9 mm
163.7 x 75.3 x 8.9 mm
165.7 x 76.6 x 8.8 mm

SAR Value

-
Head: 0.831 W/kg
-

OIS

No
No
-

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Quad, 48MP + 5MP + 2MP + 2MP
Quad, 48MP + 8MP + 2MP + 2MP
Quad, 48MP + 8MP + 5MP + 2MP

Rear Camera 1 Resolution

48 MP
48 MP
48 MP

Rear Camera 1 Type

f/2.0 (upto 10x Digital Zoom), Wide Angle (80 degree field-of-view) Primary Camera
f/2.0 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.79 (upto 10x Digital Zoom) Primary Camera

Rear Camera 1 Lens

26 mm focal length
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
2.25" sensor size, 1.6 micrometre pixel size

Rear Camera 2 Resolution

5 MP
8 MP
8 MP

Rear Camera 2 Type

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

Rear Camera 3 Resolution

2 MP
2 MP
5 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, Macro Camera
f/2.4, Macro Camera

Rear Camera 4 Resolution

2 MP
2 MP
2 MP

Rear Camera 4 Type

f/2.4, Depth Camera
f/2.4, Depth Camera
f/2.4, Depth Camera

Rear Aperture

f/2.0
f/2.0
f/1.79

Rear Camera 2 Lens

-
4.0" sensor size, 1.12 micrometre pixel size
1.12 micrometre pixel size

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Rear
Side

Face Unlock

Yes
Yes
Yes

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