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Realme 1 vs Xiaomi Redmi 9i vs Samsung Galaxy A21S

Key Feature Comparison

5.9

Xiaomi Redmi 9i

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6.5

Samsung Galaxy A21s

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At a Glance

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Octa core (2 GHz, Quad core, Cortex A73 + 2 GHz, Quad core, Cortex A53)

MediaTek Helio P60, Mali-G72 MP3

Octa core, 2 GHz, Cortex A53

MediaTek Helio G25, PowerVR GE8320

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

Samsung Exynos 8 Octa 850, Mali-G52 MP1

3410 mAh

Li-ion

5000 mAh

Li-Polymer

5000 mAh

Li-ion, Fast, 15W

15.24 cm (6.0 inch)

402 ppi, FHD

16.59 cm (6.53 inch)

269 ppi

16.51 cm (6.5 inch)

270 ppi

Single, 13MP

1920x1080 @ 30 fps

Single, 13MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

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

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

15.24 cm (6.0 inch)
16.59 cm (6.53 inch)
16.51 cm (6.5 inch)

Screen Type

IPS LCD
IPS LCD
TFT

Screen Resolution

1080 x 2160 pixels
720 x 1600 pixels
720 x 1600 pixels

Pixel Density

402 ppi
269 ppi
270 ppi

Aspect Ratio

18:09
20:09
20:09

Screen Protection

Gorilla Glass 3
-
-

Screen to Body Ratio

78.94%
81.01%
82.75%

Screen Design

Bezel-less
Waterdrop notch
Punch hole

Screen Quality

FHD
-
-

Peak Brightness

-
270 nits
-

Phone Variants

4GB 64GB, 3GB 32GB, 6GB 128GB
4GB 128GB, 4GB 64GB
6GB 64GB, 4GB 64GB, 6GB 128GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
-
LPDDR4X

Storage Type

eMMC 5.1
-
eMMC 5.1

Expandable Storage Capacity

Yes, 256 GB
Yes, 512 GB
Yes, 512 GB

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v8.1 (Oreo)
Android v10 (Q)
Android v10 (Q)

GPU

Mali-G72 MP3
PowerVR GE8320
Mali-G52 MP1

Chipset

MediaTek Helio P60
MediaTek Helio G25
Samsung Exynos 8 Octa 850

CPU

Octa core (2 GHz, Quad core, Cortex A73 + 2 GHz, Quad core, Cortex A53)
Octa core, 2 GHz, Cortex A53
Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)

Custom User Interface

ColorOS
MIUI
Samsung One UI

Clock Speed

2 GHz
2 GHz
2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
12 nm
8 nm

Battery Capacity

3410 mAh
5000 mAh
5000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-Polymer
Li-ion

USB Type-C

No
No
Yes

Announced On

25-May-18
9-Sep-20
15-May-20

Market Status

Available
Available
Available

Brand

Realme
Xiaomi
Samsung

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 10,999
Rs. 7,469
Rs. 13,999

Model Number

-
MZB0813INMZB080SINMZB0817INMZB080UINMZB0BQIIN
SM-A217FZB1INS/SM-A217FZBGINS/SM-A217FZB5INS

GPS

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

Audio Features

Active noise cancellation with dedicated mic
-
-

NFC

No
No
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

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

Bluetooth Type

v4.2
v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct, 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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
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) / 700(band 28) / 1900(band 2) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800...

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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
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) / 700(band 28) / 1900(band 2) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800...

Weight

155 grams
194 grams
192 grams

Colors

Diamond Black, Solar Red
Midnight Black, Sea Blue,Nature Green
Black, Blue, White

Build

Back: Plastic
Back Panel: Plastic
Back: Plastic

Dimensions

156.5 x 75.2 x 7.8 mm
164.9 x 77.07 x 9 mm
163.7 x 75.3 x 8.9 mm

SAR Value

-
Head: 0.528 W/kg, Body: 0.791 W/kg
Head: 0.831 W/kg

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Single, 13MP
Single, 13MP
Quad, 48MP + 8MP + 2MP + 2MP

Rear Camera 1 Resolution

13 MP
13 MP
48 MP

Rear Camera 1 Type

f/2.2 Primary Camera
f/2.2 Primary Camera
f/2.0 (upto 8x Digital Zoom), Wide Angle Primary Camera

Rear Sensor

CMOS image sensor
-
-

Rear Aperture

f/2.2
f/2.2
f/2.0

Rear Camera 1 Lens

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

Front Camera Setup

Single, 8MP
Single, 5MP
Single, 13MP

Front Camera 1 Resolution

8 MP
5 MP
13 MP

Front Camera 1 Type

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

Front Aperture

f/2.2
f/2.2
f/2.2

Front Video Recording

-
1080p30fps
1920x1080 @ 30 fps

Front Camera Features

-
HDR
-

Front Camera 1 Lens

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

Front Flash

-
Yes, Screen flash
No

Fingerprint Scanner

No
No
Yes

Face Unlock

Yes
Yes
Yes
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