vivo Y31 5G vs vivo S2 5G

Comparing the vivo Y31 5G vs vivo S2 5G across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: vivo S2 5G runs at a higher processing speed of 2.5 GHz, while vivo Y31 5G runs at 2.2 GHz, making vivo S2 5G the better performer.

Display: vivo S2 5G offers a screen size of 6.83 inches, while vivo Y31 5G offers 6.68 inches, making vivo S2 5G the larger display of the two. vivo S2 5G features a AMOLED display compared to vivo Y31 5G's LCD, making vivo S2 5G the better display of the two.

Rear Camera: Both vivo Y31 5G and vivo S2 5G feature a 50 MP primary rear camera.

Front Camera: vivo S2 5G offers a higher front camera resolution with 32 MP, while vivo Y31 5G offers 8 MP, making vivo S2 5G better for front camera photography.

Battery: vivo S2 5G offers a higher battery capacity with 7050 mAh, while vivo Y31 5G offers 6500 mAh, making vivo S2 5G better for longer battery life.

Storage: Both vivo Y31 5G and vivo S2 5G offer the same internal storage of 128 GB.

User Rating: vivo Y31 5G receives a higher user rating of 4.3, while vivo S2 5G has a rating of 4.

vivo Y31 5G

₹19,999

@ Flipkart

vivo S2 5G

₹38,948

@ Amazon

Summary

Release Date

09 2025

08 2026

02 2026

Performance


Snapdragon 4 Gen 2	MediaTek Dimensity 7360 Turbo	MediaTek Dimensity 6300
Octa Core (upto 2.2 GHz)	Octa Core (upto 2.5 GHz)	Octa Core (upto 2.4 GHz)
4 GB RAM	8 GB RAM	4 GB RAM

Display


6.68 inches (16.97 cm)	6.83 inches (17.35 cm)	6.75 inches (17.15 cm)
LCD	AMOLED	LCD
720x1608 px (HD+)	1260x2800 px (FHD+)	720x1570 px (HD+)
120 Hz Refresh Rate	120 Hz Refresh Rate	120 Hz Refresh Rate

Rear Camera


50 MP Wide Angle Primary Camera	50 MP Primary Camera	50 MP Wide Angle Primary Camera
0.08 MP Camera	2 MP Depth Camera	2 MP Mono Camera

Front Camera


8 MP Wide Angle Lens	32 MP	5 MP Wide Angle Lens

Battery


6500 mAh	7050 mAh	6500 mAh
44W Flash Charging	44W Flash Charging	45W Super VOOC Charging
No Wireless Charging	Wireless Charging	No Wireless Charging

Storage

128 GB	128 GB	64 GB
eMMC 5.1	UFS 3.1	UFS 2.2

Expert Review

N/A

8.0/10

Read Expert Review

8.0/10

Read Expert Review

Pros

Device yet to be reviewed

Vibrant, curved display
Reliable battery life
Slim and lightweight build

Classy, subtle design
Battery easily lasts an entire day
Smooth everyday performance
Good thermal management

Cons

Device yet to be reviewed

No ultrawide camera
Too many pre-installed apps

Comes with an HD+ display
Android 15
Mono speaker

User Ratings

4.3/5

(660 ratings)

4/5

(44 ratings)

4.3/5

(8,684 ratings)

Compare Prices

₹19,999

@ Flipkart

₹38,948

@ Amazon

₹16,999

@ Flipkart

Video

There are no videos available for the device.

2 More Videos

There are no videos available for the device.

User Feedback

General

Launch Date

September 13, 2025

(Official)

August 6, 2026

(Official)

February 10, 2026

(Official)

Operating System

Android v15

Android v16

Android v15

OS Updates

N/A

3 Year

2 Year

Security Updates

N/A

5 Year

3 Year

Custom UI

Funtouch OS

Origin OS

ColorOS

Performance

Performance Rating

Good

Very Good

Good

Chipset

Qualcomm Snapdragon 4 Gen 2

MediaTek Dimensity 7360 Turbo MT6878V

MediaTek Dimensity 6300 MT6835

Processor

Octa core

2.2 GHz, Dual core, Cortex A78 1.95 GHz, Hexa Core, Cortex A55

Octa core

2.5 GHz, Quad core, Cortex A78 2 GHz, Quad core, Cortex A55

Octa core

2.4 GHz, Dual core, Cortex A76 2 GHz, Hexa Core, Cortex A55

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

4 nm

6 nm

Graphics (GPU)

Adreno 613

Mali-G615 MP2

Mali-G57 MC2

RAM

4 GB / 6 GB

8 GB

4 GB / 6 GB

RAM Type

LPDDR4X

Cooling Technology

N/A

Vapor Chamber

N/A

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

N/A

956,029

565,613

Bootup Time (The lower, the better)

N/A

23.0 s

37.0 s

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

N/A

851

357

Battery Drain* (The lower, the better)

N/A

6.0 %

Heating* (The lower, the better)

N/A

13.1 %

* after 30 mins of gaming

Display

Display Rating

Very Good

Excellent

Very Good

Display Type

LCD

AMOLED

LCD

Screen Size

6.68 inches (16.97 cm)

6.83 inches (17.35 cm)

6.75 inches (17.15 cm)

Resolution

720x1608 px (HD+)

1260x2800 px (FHD+)

720x1570 px (HD+)

Peak Brightness

1000 nits

3000 nits

N/A

Brightness

N/A

700 nits

HBM Brightness

1000 nits

N/A

1125 nits

Refresh Rate

120 Hz

Touch Sampling Rate

N/A

240 Hz

Aspect Ratio

20:9

N/A

Pixel Density

264 ppi

449 ppi

256 ppi

Screen to Body Ratio (calculated)

84.2 %

91.03 %

85.34 %

Screen Protection

Yes

N/A

Bezel-less Display

Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

N/A

93.82 %

90.6 %

Design

Height

166.14 mm

164.42 mm

166.6 mm

Width

77.01 mm

75.25 mm

78.5 mm

Thickness

8.39 mm

7.99 mm

8.6 mm

Weight

209 grams

197 grams

212 grams

Build Material

Back: Plastic

Back: Plastic Polycarbonate

N/A

Water Resistance

Yes Water resistant IP68 IP69 (up to 30 minutes in a depth of 1.5 meter)

Yes Water resistant IP64

Ruggedness

Dust proof Shock proof

Dust proof

N/A

Rear Camera

Rear Camera Rating

Good

Very Good

Good

Resolution

50 MP
Primary Cameraf/1.8 Wide Angle

50 MP
Primary Camera10x Digital Zoomf/1.828 mm focal length 1/1.95" sensor size IMX882 0.8µm pixel size

50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle

0.08 MP
f/3.0

2 MP
f/2.4 Depth Camera

2 MP
f/2.4 Mono Camera

Autofocus

Yes

OIS

N/A

Flash

Yes LED Flash + Aura Light

Yes LED Flash

N/A

Image Resolution

8150 x 6150 Pixels

3072 x 4096 Pixels

N/A

Settings

Exposure compensation ISO control

N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

SuperMoon

N/A

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus

10 x Digital Zoom

Video Recording

Full HD @30 fps

4k @30 fps
Full HD @30/60 fps

Full HD @30/60 fps
HD @30/60 fps

Video Recording Features

N/A

Dual Video Recording

Front Camera

Front Camera Rating

Very Good

Resolution

8 MP
f/2.0 Wide Angle Primary Camera

32 MP
f/2.0 Primary Camera27 mm focal length

5 MP
f/2.2 Wide Angle Primary Camera

Autofocus

Yes

N/A

Flash

N/A

Yes Screen flash

Video Recording

Full HD @30 fps

4k @30 fps
Full HD @30 fps

Full HD @30 fps
HD @30 fps

Battery

Battery Rating

Very Good

Capacity

6500 mAh

7050 mAh

6500 mAh

Battery Type

Li-ion

N/A

Quick Charging

Yes 44W Flash Charging 50% in 38 minutes

Yes 44W Flash Charging

Yes 45W Super VOOC Charging

Wireless Charging

N/A

Yes

N/A

Reverse Charging

Yes

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

N/A

14h 57m

N/A

Charging Time (20% to 100%) (The lower, the better)

N/A

1h 5m

1h 28m

Storage

Internal Storage

128 GB

128 GB / 256 GB

64 GB / 128 GB

Storage Type

eMMC 5.1

UFS 3.1

UFS 2.2

Expandable Storage

Yes Up to 2 TB

Yes

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano (Hybrid)

SIM1: Nano SIM2: Nano

Network Support

5G 4G

VoLTE

Yes

SIM 1

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N8 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N8 / N28B
TDD N38 / N40 / N41 / N48 / 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)

4G Bands:

TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

4G Bands:

TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) / 850(band 19)

SIM 2

5G Bands:

FDD N1 / N3 / N5 / N8 / N28
TDD N40 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N8 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78

5G Bands:

FDD N1 / N3 / N5 / N8
TDD N38 / N40 / N41 / N48 / 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)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) / 1700(band 66)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) / 850(band 19)