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Samsung Galaxy M21 vs Samsung Galaxy Z4

Key Feature Comparison

6.8

Samsung Galaxy M21

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3.7

Samsung Z4

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At a Glance

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

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

Quad core, 1.5 GHz, Cortex A7

Spreadtrum SC9830A, Mali-400 MP2

6000 mAh

Li-ion, Fast, 15W

2050 mAh

Li-ion

6.4 inches

403 ppi, FHD

4.5 inches

207 ppi

Triple, 48MP + 8MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Single, 5MP

1280x720 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.4 inches
4.5 inches

Screen Type

Super AMOLED
TFT

Screen Resolution

1080 x 2340 pixels
480 x 800 pixels

Pixel Density

403 ppi
207 ppi

Aspect Ratio

19.5:9
-

Screen Protection

Gorilla Glass 3
-

Screen to Body Ratio

91%
62.67%

Screen Design

Waterdrop notch
-

Screen Quality

FHD
-

Peak Brightness

420 nits
-

Phone Variants

4GB 64GB, 6GB 128GB
1GB 8GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

UFS 2.1
-

Expandable Storage Capacity

Yes, 512 GB
Yes, 128 GB

OTG Support

Yes
Yes

Sensors

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

Operating System

Android v10 (Q)
Tizen v3.0

GPU

Mali-G72 MP3
Mali-400 MP2

Chipset

Samsung Exynos 9 Octa 9611
Spreadtrum SC9830A

CPU

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Quad core, 1.5 GHz, Cortex A7

Custom User Interface

Samsung One UI
-

Clock Speed

2.3 GHz
1.5 GHz

Architecture

64 bit
-

Process Technology

10 nm
-

Battery Capacity

6000 mAh
2050 mAh

Battery Removable

No
Yes

Battery Type

Li-ion
Li-ion

Charger Type

Fast, 15W
-

USB Type-C

Yes
No

Fast Charging

Yes
-

Announced On

18-Mar-20
17-May-17

Market Status

Available
Out of Stock

Brand

Samsung
Samsung

Model Number

SM-M215FZKDINS
-

Price Status

Confirmed
Confirmed

Price

Rs. 13,499
Rs. 6,200

GPS

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

Audio Features

Dolby Atmos
-

NFC

No
No

Network Support

4G
4G

Bluetooth

Yes
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.0
v4.0

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot

VoLTE

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) / 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), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 MHz, GPRS: Available, EDGE: Available...

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

FM Radio

-
Yes

Front Video Recording

1920x1080 @ 30 fps
-

Front Camera Features

HDR
LED flash

Front Camera Setup

Single, 20MP
Single, 5MP

Front Camera 1 Resolution

20 MP
5 MP

Front Camera 1 Type

f/2.2 Primary Camera
Front Camera

Front Camera 1 Lens

26 mm focal length
-

Front Sensor

CMOS
CMOS

Front Aperture

f/2.2
-

Front Flash

No
Yes, LED Flash

Weight

188 grams
143 grams

Colors

Midnight Blue, Raven Black
Gold

Build

Back: Plastic
-

Dimensions

159 x 75.1 x 8.9 mm
132.9 x 69.2 x 10.3 mm

SAR Value

Head: 0.468 W/kg
-

OIS

No
No

Rear Flash

Yes, LED Flash
Yes, Dual LED Flash

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Triple, 48MP + 8MP + 5MP
Single, 5MP

Rear Camera 1 Resolution

48 MP
5 MP

Rear Camera 1 Type

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

Rear Camera 1 Lens

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

Rear Camera 2 Resolution

8 MP
-

Rear Camera 2 Type

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
-

Rear Camera 3 Resolution

5 MP
-

Rear Camera 3 Type

f/2.2, Depth Camera
-

Rear Sensor

CMOS image sensor
CMOS image sensor

Rear Aperture

f/2.0
-

Fingerprint Scanner

Yes
No

Fingerprint Scanner Position

Rear
-

Face Unlock

Yes
-

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