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Samsung Galaxy A31 vs Samsung Galaxy A51 vs Samsung Galaxy S10e

Key Feature Comparison

7

Samsung Galaxy A31

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6.9

Samsung Galaxy A51

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7.7

Samsung Galaxy S10e

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

Samsung Exynos 9 Octa 9611, Mali-G72 MP3

Octa core (2.73 GHz, Dual core, M4 Mongoose + 2.31 GHz, Dual core, Cortex A75 + 1.95 GHz, Quad core, Cortex A55)

Samsung Exynos 9 Octa 9820, Mali-G76 MP12

5000 mAh

Li-ion, Fast, 15W

4000 mAh

Li-ion, Fast, 15W

3100 mAh

Li-ion, Fast

6.4 inches

411 ppi, FHD

6.5 inches

405 ppi, FHD

5.8 inches

465 ppi, 2K

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

1920x1080 @ 30 fps

Quad, 48MP + 12MP + 5MP + 5MP

3840x2160 @ 30 fps

Dual, 12MP + 16MP

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

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.4 inches
6.5 inches
5.8 inches

Screen Type

Super AMOLED
Super AMOLED
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels
1440 x 2280 pixels

Pixel Density

411 ppi
405 ppi
465 ppi

Aspect Ratio

20:09
20:09
-

Screen to Body Ratio

84.92%
87.44%
98.47%

Screen Design

Waterdrop notch
Punch hole
Punch hole

Screen Quality

FHD
FHD
2K

Screen Protection

-
Gorilla Glass 3
Gorilla Glass 5

Phone Variants

6GB 128GB
8GB 128GB, 6GB 128GB
6GB 256GB, 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 2.0
UFS 2.1

Sensors

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

Operating System

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

GPU

Mali-G52
Mali-G72 MP3
Mali-G76 MP12

Chipset

MediaTek Helio P65
Samsung Exynos 9 Octa 9611
Samsung Exynos 9 Octa 9820

CPU

Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.73 GHz, Dual core, M4 Mongoose + 2.31 GHz, Dual core, Cortex A75 + 1.95 GHz, Quad core, Cortex A55)

Custom User Interface

Samsung One UI
Samsung One UI
-

Clock Speed

2 GHz
2.3 GHz
2.73 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
10 nm
8 nm

Battery Capacity

5000 mAh
4000 mAh
3100 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

24-Mar-20
5-Dec-19
5-Feb-19

Market Status

Available
Available
Out of Stock

Brand

Samsung
Samsung
Samsung

Model Number

SM-A315FZB1INS/SM-A315FZBWINS
SM-A515FZB1INS/SM-A515FZBWINS
SM-G970FZKDINS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 17,999
Rs. 20,450
Rs. 59,000

GPS

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

Audio Features

Dolby Atmos
Dolby Atmos
Dolby Atmos

NFC

Yes
Yes
Yes

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 (Hybrid)

Wi-Fi

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

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
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) / 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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 1...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), 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) / 850(band 18) / ...

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 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) / 850(band 26), 3G...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), 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) / 850(band 18) / ...

Front Video Recording

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

Front Camera Setup

Single, 20MP
Single, 32MP
Single, 10MP

Front Camera 1 Resolution

20 MP
32 MP
10 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.2 Primary Camera
f/1.9, Wide Angle Primary Camera

Front Aperture

f/2.2
f/2.2
f/1.9

Front Flash

No
No
-

Front Camera Features

-
HDR
Dual video call, Auto-HDR

Front Camera 1 Lens

-
2.8" sensor size, 0.8 micrometre pixel size
26 mm focal length, 1.22 micrometre pixel size

Weight

185 grams
172 grams
150 grams

Colors

Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue
Prism White, Prism Black, Prism Green, Prism Blue, Canary Yellow

Dimensions

159.3 x 73.1 x 8.6 mm
158.5 x 73.6 x 7.9 mm
142.2 x 69.9 x 7.9 mm

SAR Value

Head: 1.13 W/kg
Head: 0.598 W/kg
Head: 0.557 W/kg

Build

-
Back: Plastic
Back: Gorilla Glass

OIS

No
No
Yes

Rear Flash

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

Rear Video Recording

1920x1080 @ 30 fps
3840x2160 @ 30 fps
3840x2160 @ 60 fps, 1920x1080 @ 60 fps, 1280x720 @ 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
10 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Quad, 48MP + 8MP + 5MP + 5MP
Quad, 48MP + 12MP + 5MP + 5MP
Dual, 12MP + 16MP

Rear Camera 1 Resolution

48 MP
48 MP
12 MP

Rear Camera 1 Type

f/2.0 (upto 8x Digital Zoom) Primary Camera
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/1.5 (upto 10x Digital Zoom), Wide Angle (77 degree field-of-view) Primary Camera

Rear Camera 1 Lens

26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.25" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size

Rear Camera 2 Resolution

8 MP
12 MP
16 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 3 Resolution

5 MP
5 MP
-

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, Macro Camera
-

Rear Camera 4 Resolution

5 MP
5 MP
-

Rear Camera 4 Type

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

Rear Aperture

f/2.0
f/2.0
f/1.5

Rear Sensor

-
ISO-CELL
ISOCELL Plus

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen
Side

Fingerprint Scanner Type

Optical
Optical
-

Face Unlock

Yes
Yes
Yes
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