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Samsung Galaxy A21S vs Samsung Galaxy M40 vs Samsung Galaxy A30

Key Feature Comparison

6.5

Samsung Galaxy A21s

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7.1

Samsung Galaxy M40

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6.7

Samsung Galaxy A30

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At a Glance

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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 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)

Qualcomm Snapdragon 675, Adreno 612

Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)

Samsung Exynos 7 Octa 7904, Mali-G71 MP2

5000 mAh

Li-ion, Fast, 15W

3500 mAh

Li-ion, Fast, 15W

4000 mAh

Li-ion, Fast

16.51 cm (6.5 inch)

270 ppi

16.00 cm (6.3 inch)

409 ppi, FHD

16.26 cm (6.4 inch)

403 ppi, FHD

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

1920x1080 @ 30 fps

Triple, 32MP + 8MP + 5MP

3840x2160 @ 30 fps

Dual, 16MP + 5MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

16.51 cm (6.5 inch)
16.00 cm (6.3 inch)
16.26 cm (6.4 inch)

Screen Type

TFT
TFT
Super AMOLED

Screen Resolution

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

Pixel Density

270 ppi
409 ppi
403 ppi

Aspect Ratio

20:09
19.5:9
19.5:9

Screen to Body Ratio

82.75%
91.80%
84.74%

Screen Design

Punch hole
Punch hole
Waterdrop notch

Screen Protection

-
Gorilla Glass 3
Gorilla Glass 3

Screen Quality

-
FHD
FHD

Phone Variants

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

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

eMMC 5.1
eMMC 5.1
eMMC 5.1

Expandable Storage Capacity

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

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v10 (Q)
Android v9.0 (Pie)
Android v9.0 (Pie)

GPU

Mali-G52 MP1
Adreno 612
Mali-G71 MP2

Chipset

Samsung Exynos 8 Octa 850
Qualcomm Snapdragon 675
Samsung Exynos 7 Octa 7904

CPU

Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)

Custom User Interface

Samsung One UI
Samsung One UI
Samsung One UI

Clock Speed

2 GHz
2 GHz
1.8 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

8 nm
11 nm
14 nm

Battery Capacity

5000 mAh
3500 mAh
4000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

Fast, 15W
Fast, 15W
Fast

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

15-May-20
5-Jun-19
5-Feb-19

Market Status

Available
Available
Available

Brand

Samsung
Samsung
Samsung

Model Number

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

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 13,999
Rs. 15,999
Rs. 13,868

GPS

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

NFC

No
Yes
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
No
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.0
v5.0
v5.0

Audio Jack

3.5 mm
USB Type-C
3.5 mm

SIM Slot(s)

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

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 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...
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:...

SIM 2 Bands

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...
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:...

Audio Features

-
Dolby Atmos
Dolby Atmos

FM Radio

-
Yes
Yes

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Front Camera Setup

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

Front Camera 1 Resolution

13 MP
16 MP
16 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

3.1" sensor size, 1.12 micrometre pixel size
-
-

Front Aperture

f/2.2
f/2.0
f/2.0

Front Flash

No
No
No

Front Camera Features

-
HDR
Fixed Focus

Front Sensor

-
CMOS
CMOS

Weight

192 grams
168 grams
165 grams

Colors

Black, Blue, White
Midnight Blue, Seawater Blue, Cocktail Orange
Black, Blue, Red, White

Build

Back: Plastic
Back: Plastic
Back: Plastic

Dimensions

163.7 x 75.3 x 8.9 mm
155.3 x 73.9 x 7.9 mm
158.5 x 74.7 x 7.7 mm

SAR Value

Head: 0.831 W/kg
Head: 0.200 W/kg
Head: 0.413 W/kg

OIS

No
No
No

Rear Flash

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

Rear Video Recording

1920x1080 @ 30 fps
3840x2160 @ 30 fps
1920x1080 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Quad, 48MP + 8MP + 2MP + 2MP
Triple, 32MP + 8MP + 5MP
Dual, 16MP + 5MP

Rear Camera 1 Resolution

48 MP
32 MP
16 MP

Rear Camera 1 Type

f/2.0 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.7 (upto 8x Digital Zoom) Primary Camera
f/1.7 Primary Camera

Rear Camera 1 Lens

26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
2.8" sensor size, 0.8 micrometre pixel size
27 mm focal length

Rear Camera 2 Resolution

8 MP
8 MP
5 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 2 Lens

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

Rear Camera 3 Resolution

2 MP
5 MP
-

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.2, Depth Camera
-

Rear Camera 4 Resolution

2 MP
-
-

Rear Camera 4 Type

f/2.4, Depth Camera
-
-

Rear Aperture

f/2.0
f/1.7
f/1.7

Rear Sensor

-
CMOS image sensor
CMOS image sensor

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Rear
Rear
Rear

Face Unlock

Yes
Yes
Yes
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