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Xiaomi Redmi 9i vs Samsung Galaxy M21 vs Xiaomi Redmi Note 9 Pro Max

Key Feature Comparison

5.9

Xiaomi Redmi 9i

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6.8

Samsung Galaxy M21

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7

Xiaomi Redmi Note 9 Pro Max

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At a Glance

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Octa core, 2 GHz, Cortex A53

MediaTek Helio G25, PowerVR GE8320

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

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

Qualcomm Snapdragon 720G, Adreno 618

5000 mAh

Li-Polymer

6000 mAh

Li-ion, Fast, 15W

5020 mAh

Li-Polymer, Fast, 33W

6.53 inches

269 ppi

6.4 inches

403 ppi, FHD

6.67 inches

395 ppi, FHD

Single, 13MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Triple, 48MP + 8MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Quad, 64MP + 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

6.53 inches
6.4 inches
6.67 inches

Screen Type

IPS LCD
Super AMOLED
IPS LCD

Screen Resolution

720 x 1600 pixels
1080 x 2340 pixels
1080 x 2400 pixels

Pixel Density

269 ppi
403 ppi
395 ppi

Aspect Ratio

20:09
19.5:9
20:09

Screen to Body Ratio

81.01%
91%
84.73%

Screen Design

Waterdrop notch
Waterdrop notch
Punch hole

Peak Brightness

270 nits
420 nits
450 nits

Screen Protection

-
Gorilla Glass 3
Gorilla Glass 5

Screen Quality

-
FHD
FHD

Phone Variants

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

Expandable Storage

Yes
Yes
Yes

Expandable Storage Capacity

Yes, 512 GB
Yes, 512 GB
Yes, 512 GB

OTG Support

Yes
Yes
Yes

RAM Type

-
LPDDR4X
LPDDR4X

Storage Type

-
UFS 2.1
UFS 2.1

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass
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-G72 MP3
Adreno 618

Chipset

MediaTek Helio G25
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 720G

CPU

Octa core, 2 GHz, Cortex A53
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)

Custom User Interface

MIUI
Samsung One UI
MIUI

Clock Speed

2 GHz
2.3 GHz
2.3 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
10 nm
8 nm

Battery Capacity

5000 mAh
6000 mAh
5020 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-Polymer

USB Type-C

No
Yes
Yes

Charger Type

-
Fast, 15W
Fast, 33W

Fast Charging

-
Yes
Yes

Announced On

9-Sep-20
18-Mar-20
12-Mar-20

Market Status

Available
Available
Available

Brand

Xiaomi
Samsung
Xiaomi

Model Number

MZB0813INMZB080SINMZB0817INMZB080UINMZB0BQIIN
SM-M215FZKDINS
M2003J6B1I/MZB9589IN

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 7,469
Rs. 13,499
Rs. 14,569

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

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) / 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...
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) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
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) / 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...
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) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
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...

Audio Features

-
Dolby Atmos
-

Front Video Recording

1080p30fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps

Front Camera Features

HDR
HDR
HDR, panorama

Front Camera Setup

Single, 5MP
Single, 20MP
Single, 32MP

Front Camera 1 Resolution

5 MP
20 MP
32 MP

Front Camera 1 Type

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

Front Camera 1 Lens

1.12 micrometre pixel size
26 mm focal length
1.6 micrometre pixel size

Front Aperture

f/2.2
f/2.2
-

Front Flash

Yes, Screen flash
No
-

Front Sensor

-
CMOS
-

Weight

194 grams
188 grams
209 grams

Colors

Midnight Black, Sea Blue,Nature Green
Midnight Blue, Raven Black
Aurora Blue , Glacier White, Interstellar Black , Champagne Gold

Build

Back Panel: Plastic
Back: Plastic
Back: Gorilla Glass

Dimensions

164.9 x 77.07 x 9 mm
159 x 75.1 x 8.9 mm
165.5 x 76.6 x 8.8 mm

SAR Value

Head: 0.528 W/kg, Body: 0.791 W/kg
Head: 0.468 W/kg
Head: 0.880 W/kg, Body: 0.475 W/kg

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Single, 13MP
Triple, 48MP + 8MP + 5MP
Quad, 64MP + 8MP + 5MP + 2MP

Rear Camera 1 Resolution

13 MP
48 MP
64 MP

Rear Camera 1 Type

f/2.2 Primary Camera
f/2.0 (upto 4x Digital Zoom) Primary Camera
f/1.89 (upto 10x Digital Zoom) Primary Camera

Rear Camera 1 Lens

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

Rear Aperture

f/2.2
f/2.0
f/1.89

OIS

-
No
-

Rear Camera 2 Resolution

-
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

Rear Camera 2 Lens

-
12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
1.12 micrometre pixel size

Rear Camera 3 Resolution

-
5 MP
5 MP

Rear Camera 3 Type

-
f/2.2, Depth Camera
Macro Camera

Rear Sensor

-
CMOS image sensor
CMOS image sensor, ISOCELL Plus

Fingerprint Scanner

No
Yes
Yes

Face Unlock

Yes
Yes
Yes

Fingerprint Scanner Position

-
Rear
Side

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