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Samsung Galaxy A31 vs Redmi Note 8 Pro vs Samsung Galaxy A50

Key Feature Comparison

7

Samsung Galaxy A31

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7.2

Redmi Note 8 Pro

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6.9

Samsung Galaxy A50

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At a Glance

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

MediaTek Helio P65, Mali-G52

Octa core (2.05 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Helio G90T, Mali-G76 MP4

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

Samsung Exynos 7 Octa 9610, Mali-G72 MP3

5000 mAh

Li-ion, Fast, 15W

4500 mAh

Li-Polymer, Fast, 18W

4000 mAh

Li-ion, Fast, 15W

16.26 cm (6.4 inch)

411 ppi, FHD

16.59 cm (6.53 inch)

395 ppi, FHD

16.26 cm (6.4 inch)

403 ppi, FHD

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

1920x1080 @ 30 fps

Quad, 64MP + 8MP + 2MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Triple, 25MP + 5MP + 8MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

16.26 cm (6.4 inch)
16.59 cm (6.53 inch)
16.26 cm (6.4 inch)

Screen Type

Super AMOLED
IPS LCD
Super AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2340 pixels
1080 x 2340 pixels

Pixel Density

411 ppi
395 ppi
403 ppi

Aspect Ratio

20:09
19.5:9
19.5:9

Screen to Body Ratio

84.92%
91.40%
91.60%

Screen Design

Waterdrop notch
Waterdrop notch
Waterdrop notch

Screen Quality

FHD
FHD
FHD

Screen Protection

-
Gorilla Glass 5
Gorilla Glass 3

Peak Brightness

-
500 nits
-

Phone Variants

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

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Expandable Storage Capacity

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

OTG Support

Yes
Yes
Yes

Storage Type

-
UFS 2.1
UFS 2.1

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
Mali-G76 MP4
Mali-G72 MP3

Chipset

MediaTek Helio P65
MediaTek Helio G90T
Samsung Exynos 7 Octa 9610

CPU

Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)
Octa core (2.05 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

Custom User Interface

Samsung One UI
MIUI
Samsung One UI

Clock Speed

2 GHz
2.05 GHz
2.3 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
12 nm
10 nm

Battery Capacity

5000 mAh
4500 mAh
4000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-Polymer
Li-ion

Charger Type

Fast, 15W
Fast, 18W
Fast, 15W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

24-Mar-20
5-Aug-19
5-Feb-19

Market Status

Available
Available
Available

Brand

Samsung
Xiaomi
Samsung

Model Number

SM-A315FZB1INS/SM-A315FZBWINS
MZB8307IN
SM-A505FZKDINS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 17,999
Rs. 14,872
Rs. 15,868

GPS

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

Audio Features

Dolby Atmos
Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic

NFC

Yes
Yes
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

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, 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/n 5GHz

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, Dual VoLTE

eSIM

No
No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
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) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
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 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) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
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 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available...

Front Video Recording

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

Front Camera Setup

Single, 20MP
Single, 20MP
Single, 25MP

Front Camera 1 Resolution

20 MP
20 MP
25 MP

Front Camera 1 Type

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

Front Aperture

f/2.2
f/2.0
f/2.0

Front Flash

No
-
No

Front Camera Features

-
HDR
Fixed Focus

Front Camera 1 Lens

-
0.9 micrometre pixel size
25 mm focal length

Weight

185 grams
200 grams
166 grams

Colors

Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Gamma Green, Halo White, Shadow Black, Electric Blue
Black, Blue, White

Dimensions

159.3 x 73.1 x 8.6 mm
161.7 x 76.4 x 8.8 mm
158.5 x 74.5 x 7.7 mm

SAR Value

Head: 1.13 W/kg
Head: 1.130 W/kg, Body: 0.634 W/kg
Head: 0.335 W/kg

Build

-
Back: Gorilla Glass
Back: Plastic

OIS

No
No
No

Rear Flash

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

Rear Video Recording

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

Rear Camera Features

8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
10 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 + 5MP + 5MP
Quad, 64MP + 8MP + 2MP + 2MP
Triple, 25MP + 5MP + 8MP

Rear Camera 1 Resolution

48 MP
64 MP
25 MP

Rear Camera 1 Type

f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.89 (upto 10x 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
1.7" sensor size, 0.8 micrometre pixel size
26 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, Depth Camera

Rear Camera 3 Resolution

5 MP
2 MP
8 MP

Rear Camera 3 Type

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

Rear Camera 4 Resolution

5 MP
2 MP
-

Rear Camera 4 Type

f/2.4, Depth Camera
f/2.4, Depth Camera
-

Rear Aperture

f/2.0
f/1.89
f/1.7

Rear Camera 2 Lens

-
1.12 micrometre pixel size
13 mm focal length

Rear Camera 3 Lens

-
1.75 micrometre pixel size
12 mm focal length

Rear Camera 4 Lens

-
1.75 micrometre pixel size
-

Rear Sensor

-
ISOCELL Plus
CMOS image sensor

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
Rear
On-Screen

Fingerprint Scanner Type

Optical
-
Optical

Face Unlock

Yes
Yes
Yes
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