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Vivo Y31 5G vs Samsung Galaxy J2 2018

Key Feature Comparison

Vivo Y31 5G

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Samsung Galaxy J2 2018

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At a Glance

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Octa core (2.2 GHz, Dual core, Cortex A78 + 1.95 GHz, Hexa Core, Cortex A55)

Qualcomm Snapdragon 4 Gen 2, Adreno 613

Quad core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 425 MSM8917, Adreno 308

6500 mAh

Li-ion, Flash, 44W

2600 mAh

Li-ion

16.97 cm (6.68 inch)

264 ppi, FHD

12.70 cm (5.0 inch)

220 ppi

Dual, 50MP + 0.08MP

1920x1080 @ 30 fps

Single, 8MP

1920x1080 @ 30 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

16.97 cm (6.68 inch)
12.70 cm (5.0 inch)

Screen Type

IPS LCD
Super AMOLED

Screen Resolution

720 x 1608 pixels
540 x 960 pixels

Pixel Density

264 ppi
220 ppi

Aspect Ratio

20:09
16:09

Screen to Body Ratio

84.20%
66.14%

Screen Design

Punch hole
-

Screen Refresh Rate

120 Hz
-

Screen Quality

FHD
-

Screen Protection

-
Corning Gorilla Glass

Phone Variants

4GB 128GB, 6GB 128GB
2GB 16GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

eMMC 5.1
-

Expandable Storage Capacity

Yes, 2 TB
256 GB

OTG Support

Yes
-

Sensors

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

Operating System

Android v15
Android v7.1 (Nougat)

GPU

Adreno 613
Adreno 308

Chipset

Qualcomm Snapdragon 4 Gen 2
Qualcomm Snapdragon 425 MSM8917

CPU

Octa core (2.2 GHz, Dual core, Cortex A78 + 1.95 GHz, Hexa Core, Cortex A55)
Quad core, 1.4 GHz, Cortex A53

Custom User Interface

Funtouch OS
-

Clock Speed

2.2 GHz
1.4 GHz

Architecture

64 bit
-

Process Technology

4 nm
28 nm

Battery Capacity

6500 mAh
2600 mAh

Battery Removable

No
Yes

Battery Type

Li-ion
Li-ion

Charger Type

Flash, 44W
-

USB Type-C

Yes
No

Fast Charging

Yes
-

Charging Time

50% in 38 Minutes
-

Announced On

13-Sep-25
27-Apr-18

Market Status

Available
Available

Brand

Vivo
Samsung

Model Number

V2521
-

Price Status

Confirmed
Confirmed

Price

Rs. 14,999
Rs. 6,799

GPS

Yes A-GPS, Glonass
A-GPS

NFC

No
No

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
-

3.5mm Audio Jack

Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v4.2
v4.2

Audio Jack

USB Type-C
3.5 mm

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
-

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands:...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands:...
3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Front Video Recording

1920x1080 @ 30 fps
-

Front Camera Setup

Single, 8MP
Single, 5MP

Front Camera 1 Resolution

8 MP
5 MP

Front Camera 1 Type

f/2.0, Primary Camera
f/2.2 Primary Camera

Front Aperture

f/2.0
f/2.2

Front Flash

-
LED Flash

Weight

209 grams
153 grams

Colors

Diamond Green, Rose Red
Black, Gold, Pink

Build

Back: Plastic
-

Dimensions

166.14 x 77.01 x 8.39 mm
143.8 x 72.3 x 8.4 mm

SAR Value

Head: 1.130 W/kg, Body: 0.986 W/kg
Head: 0.903 W/kg

OIS

No
-

Rear Flash

Yes, LED Flash + Aura Light
LED Flash

Rear Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Dual, 50MP + 0.08MP
Single, 8MP

Rear Camera 1 Resolution

50 MP
8 MP

Rear Camera 1 Type

f/1.8, Primary Camera
f/2.2 Primary Camera

Rear Aperture

f/1.8
f/2.2

Fingerprint Scanner

Yes
No

Fingerprint Scanner Position

Side
-
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