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Samsung Z3 vs Samsung Galaxy A31 vs Realme X

Key Feature Comparison

4.3

Samsung Z3

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7

Samsung Galaxy A31

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At a Glance

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Quad core, 1.3 GHz, Cortex A7

Spreadtrum SC7730, Mali-400 MP2

Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)

MediaTek Helio P65, Mali-G52

Octa core (2.2 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)

Qualcomm Snapdragon 710, Adreno 616

2600 mAh

Li-ion

5000 mAh

Li-ion, Fast, 15W

3765 mAh

Li-Po, VOOC, v3.0, 20W

5.0 inches

294 ppi

6.4 inches

411 ppi, FHD

6.53 inches

394 ppi, FHD

Single, 8MP

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

1920x1080 @ 30 fps

Dual, 48MP + 5MP

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

3G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

5.0 inches
6.4 inches
6.53 inches

Screen Type

Super AMOLED
Super AMOLED
AMOLED

Screen Resolution

720 x 1280 pixels
1080 x 2400 pixels
1080 x 2340 pixels

Pixel Density

294 ppi
411 ppi
394 ppi

Screen Protection

No
-
Gorilla Glass 5

Screen to Body Ratio

69.37%
84.92%
85.9%

Aspect Ratio

-
20:09
19.5:9

Screen Design

-
Waterdrop notch
Bezel-less

Screen Quality

-
FHD
FHD

Phone Variants

1GB 8GB
6GB 128GB
128GB 4GB RAM, 128GB 8GB RAM

Expandable Storage

Yes
Yes
No

Expandable Storage Capacity

Yes, 128 GB
Yes, 512 GB
-

OTG Support

No
Yes
Yes

RAM Type

-
LPDDR4X
LPDDR4X

Sensors

Proximity sensor, Accelerometer
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Accelerometer, gyro, proximity, compass

Operating System

Tizen v2.4
Android v10 (Q)
Android 9.0 (Pie)

GPU

Mali-400 MP2
Mali-G52
Adreno 616

Chipset

Spreadtrum SC7730
MediaTek Helio P65
Qualcomm Snapdragon 710

CPU

Quad core, 1.3 GHz, Cortex A7
Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)
Octa core (2.2 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)

Clock Speed

1.3 GHz
2 GHz
2.2 GHz

Custom User Interface

-
Samsung One UI
ColorOS

Architecture

-
64 bit
64 bit

Process Technology

-
12 nm
10 nm

Battery Capacity

2600 mAh
5000 mAh
3765 mAh

Battery Removable

Yes
No
No

Battery Type

Li-ion
Li-ion
Li-Po

USB Type-C

No
Yes
Yes

Charger Type

-
Fast, 15W
VOOC, v3.0, 20W

Fast Charging

-
Yes
Yes

Announced On

5-Oct-15
24-Mar-20
18-Jul-19

Market Status

Out of Stock
Available
Available

Brand

Samsung
Samsung
Realme

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 4,990
Rs. 17,999
Rs. 17,999

Model Number

-
SM-A315FZB1INS/SM-A315FZBWINS
RMX1901

GPS

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

NFC

No
Yes
No

Network Support

3G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

Yes
Yes
No

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

SIM1: Micro, SIM2: Micro
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, a/ac/b/g/n/n 5GHz

Bluetooth Type

v4.0
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, Dual VoLTE

eSIM

No
No
No

SIM 1 Bands

3G Bands: UMTS 2100 / 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) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
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), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...

SIM 2 Bands

2G Bands: GSM 1800 / 1900 / 850 / 900 MHz...
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) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
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), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...

Audio Features

-
Dolby Atmos
Dolby Atmos

Wi-Fi Features

-
Wi-Fi Direct, Mobile Hotspot
Mobile Hotspot

VoLTE

-
Yes
Yes

Front Camera Features

Wide Angle Selfie
-
HDR

Front Camera Setup

Single, 5MP
Single, 20MP
Single, 16MP

Front Camera 1 Resolution

5 MP
20 MP
16 MP

Front Camera 1 Type

Front Camera
f/2.2 Primary Camera
f/2.0, Wide Angle Primary Camera

Front Flash

No
No
-

Front Video Recording

-
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Front Aperture

-
f/2.2
f/2.0

Weight

137 grams
185 grams
191 grams

Colors

Black, Gold, Silver
Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Steam White, Space Blue

Dimensions

141.6 x 70 x 7.9 mm
159.3 x 73.1 x 8.6 mm
161.2 x 76.1 x 9.4 mm

SAR Value

-
Head: 1.13 W/kg
-

OIS

No
No
No

Rear Flash

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

Rear Camera Features

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

Rear Camera Setup

Single, 8MP
Quad, 48MP + 8MP + 5MP + 5MP
Dual, 48MP + 5MP

Rear Camera 1 Resolution

8 MP
48 MP
48 MP

Rear Camera 1 Type

Primary Camera
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.8 (upto 2x Digital Zoom) Primary Camera

Rear Video Recording

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

Rear Camera 1 Lens

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

Rear Camera 2 Resolution

-
8 MP
5 MP

Rear Camera 2 Type

-
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4, Depth Camera

Rear Camera 3 Resolution

-
5 MP
-

Rear Camera 3 Type

-
f/2.4, Macro Camera
-

Rear Camera 4 Resolution

-
5 MP
-

Rear Camera 4 Type

-
f/2.4, Depth Camera
-

Rear Aperture

-
f/2.0
f/1.8

Fingerprint Scanner

No
Yes
Yes

Fingerprint Scanner Position

-
On-Screen
On-Screen

Fingerprint Scanner Type

-
Optical
Optical

Face Unlock

-
Yes
Yes

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