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 Y31 5G delivers longer battery life with None, while vivo S2 5G delivers 14h 57m, making vivo Y31 5G the better pick for all day usage.

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 3.9.

vivo Y31 5G

₹19,999

@ Flipkart

vivo S2 5G

₹39,899

@ Amazon

Summary

Release Date

13 Sep, 2025

11 Aug, 2026

13 Mar, 2026

Performance


Snapdragon 4 Gen 2	MediaTek Dimensity 7360 Turbo	Snapdragon 7s Gen 4
Octa Core (upto 2.2 GHz)	Octa Core (upto 2.5 GHz)	Octa Core (upto 2.7 GHz)
4 GB RAM	8 GB RAM	8 GB RAM

Display


6.68 inches (16.97 cm)	6.83 inches (17.35 cm)	6.78 inches (17.22 cm)
LCD	AMOLED	Flexible AMOLED
720x1608 px (HD+)	1260x2800 px (FHD+)	1224x2720 px (FHD+)
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	50 MP Periscope Camera (upto 3.5x Optical Zoom)
N/A	N/A	8 MP Ultra-Wide Angle Camera

Front Camera


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

Battery


6500 mAh	7050 mAh	5400 mAh
44W Flash Charging	44W Flash Charging	50W Quick Charging
No Wireless Charging	Wireless Charging	N/A

Storage

128 GB	128 GB	128 GB
eMMC 5.1	UFS 3.1	UFS 3.1

Expert Review

N/A

8.0/10

Read Expert Review

8.1/10

Read Expert Review

Pros

Device yet to be reviewed

Vibrant, curved display
Reliable battery life
Slim and lightweight build

New Glyph Bar is useful & attractive
Bright, punchy display
Capable telephoto camera
Clean, bloatware-free software

Cons

Device yet to be reviewed

No ultrawide camera
Too many pre-installed apps

No NFC support
Selfie camera needs improvement

User Ratings

4.3/5

(658 ratings)

4/5

(44 ratings)

4.5/5

(6,818 ratings)

Benchmarks (The higher, the better)

N/A	956,029 AnTuTu Score	1,176,492 AnTuTu Score
N/A	14h 57m Battery Life (PC Mark)	14h 42m Battery Life (PC Mark)

Compare Prices

₹19,999

@ Flipkart

₹39,899

@ Amazon

₹36,999

@ Amazon

Video

There are no videos available for the device.

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User Feedback

General

Launch Date

Sep 13, 2025

(Official)

Aug 06, 2026

(Official)

Mar 05, 2026

(Official)

Operating System

Android v15

Android v16

OS Updates

N/A

3 Year

Security Updates

N/A

5 Year

6 Year

Custom UI

Funtouch OS

Origin OS

Nothing OS

Performance

Performance Rating

Good

Very Good

Chipset

Qualcomm Snapdragon 4 Gen 2

View Details

MediaTek Dimensity 7360 Turbo MT6878V

View Details

Qualcomm Snapdragon 7s Gen 4 SM7635-AC

View Details

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

2.7 GHz, Single core, Cortex A720 2.4 GHz, Tri core, Cortex A720 1.8 GHz, Quad core, Cortex A520

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

4 nm

Graphics (GPU)

Adreno 613

Mali-G615 MP2

Adreno 810

RAM

4 GB / 6 GB

8 GB

6 GB / 8 GB / 12 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

1,176,492

Bootup Time (The lower, the better)

N/A

23.0 s

21.0 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

1,116

Battery Drain* (The lower, the better)

N/A

9.0 %

Heating* (The lower, the better)

N/A

38.6 %

* after 30 mins of gaming

Display

Display Rating

Very Good

Excellent

Display Type

LCD

AMOLED

Flexible AMOLED

Screen Size

6.68 inches (16.97 cm)

6.83 inches (17.35 cm)

6.78 inches (17.22 cm)

Resolution

720x1608 px (HD+)

1260x2800 px (FHD+)

1224x2720 px (FHD+)

Peak Brightness

1000 nits

3000 nits

4500 nits

HBM Brightness

1000 nits

N/A

1600 nits

PWM Dimming

N/A

2160 Hz

Refresh Rate

120 Hz

Touch Sampling Rate

N/A

2500 Hz

Aspect Ratio

20:9

Pixel Density

264 ppi

449 ppi

440 ppi

Screen to Body Ratio (calculated)

84.2 %

91.03 %

87.37 %

Screen Protection

Yes

Corning Gorilla Glass 7i

Bezel-less Display

Yes with punch-hole display

HDR 10 / HDR+ Support

N/A

Yes HDR 10+

Screen to Body Ratio (claimed by the brand)

N/A

93.82 %

N/A

Design

Height

166.14 mm

164.42 mm

163.9 mm

Width

77.01 mm

75.25 mm

77.5 mm

Thickness

8.39 mm

7.99 mm

8.5 mm

Weight

209 grams

197 grams

205 grams

Build Material

Back: Plastic

Back: Plastic Polycarbonate

Back: Glass

Water Resistance

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

Yes Splash proof IP64

Ruggedness

Dust proof Shock proof

Dust proof

Rear Camera

Rear Camera Rating

Good

Very 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 Cameraf/1.88 Wide Angle24 mm focal length 1/1.57" sensor size S5KGN9 1µm pixel size

0.08 MP
f/3.0

2 MP
f/2.4 Depth Camera

50 MP
f/2.88 Periscope Camera50 mm focal length 1/2.75" sensor size 0.64µm pixel size

N/A

8 MP
f/2.2 Ultra-Wide Angle Camera15 mm focal length 1/4.0" sensor size 1.12µm pixel size

Autofocus

Yes

Yes Phase Detection Autofocus

OIS

N/A

Yes

Flash

Yes LED Flash + Aura Light

Yes LED Flash

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

High Dynamic Range mode (HDR)

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus

10 x Digital Zoom

Optical Zoom

Video Recording

Full HD @30 fps

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

4k @30 fps
Full HD @30/60/120 fps

Video Recording Features

N/A

Optical Image stabilization
Slow Motion

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

32 MP
f/2.2 Wide Angle Primary Camera1/3.44" sensor size

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

Battery

Battery Rating

Very Good

Capacity

6500 mAh

7050 mAh

5400 mAh

Battery Type

Li-ion

N/A

Quick Charging

Yes 44W Flash Charging 50% in 38 minutes

Yes 44W Flash Charging

Yes 50W Quick Charging v4.0 50% in 19 minutes

Wireless Charging

N/A

Yes

N/A

Reverse Charging

Yes

Yes 7.5W Reverse Charging

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

14h 42m

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

N/A

1h 5m

1h 11m

Storage

Internal Storage

128 GB

128 GB / 256 GB

Storage Type

eMMC 5.1

UFS 3.1

Expandable Storage

Yes Up to 2 TB

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 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N28 / N66 / N71
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 1700(band 66) / 2100(band 1) / 600(band 71) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26) / 700 (band 12)

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 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N28 / N66 / N71
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) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 600(Band 71) / 850(band 26) / 1700(band 66)