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Vivo S18 Vs OPPO F31 Pro Plus 5G

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Comparos.In brings you, comparison of Vivo S18 and OPPO F31 Pro Plus 5G . The price of Vivo S18 is 27,390 and OPPO F31 Pro Plus 5G is 32,999. Vivo S18 is available in 6.78 inch size, Ram 8 GB and 5000 mAh Mobile whereas OPPO F31 Pro Plus 5G is available in 6.79 inch size, Ram 8 GB and 7000 mAh mobile. Apart from prices, you can also find detailed comparisons of these Mobiles based on Refresh rate, Front Camera, Rear Camera convenience features like processor, chipset and warranty. Comparisons between these Mobiles have been carried out to help you make the correct buying decision between Vivo S18 and OPPO F31 Pro Plus 5G .

Vivo S18 vs OPPO F31 Pro Plus 5G Comparison Overview

Key HighlightsVivo S18OPPO F31 Pro Plus 5G
BrandVivoOPPO
Price27,39032,999
Display Size6.78 inch6.79 inch
Ram8 GB8 GB
Battery5000 mAh7000 mAh
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Key Specs

Battery
5000 mAh
7000 mAh
Display
6.78 inches
6.79 inches
RAM
8 GB
8 GB
Processor
Octa core (2.63 GHz, Single core, Cortex A715 + 2.4 GHz, Tri core, Cortex A715 + 1.8 GHz, Quad core, Cortex A510)
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Octa core (2.63 GHz, Single core, Cortex A715 + 2.4 GHz, Tri core, Cortex A715 + 1.8 GHz, Quad core, Cortex A510)
Internal Memory
256 GB
NA

General

Operating System
Android v14
Android v15
Custom Ui
Origin OS
ColorOS
Launch Date
Unknown
September 19, 2025 (Official)

Performance

Architecture
64 bit
64 bit
Chipset
Qualcomm Snapdragon 7 Gen 3
7
Graphics
Adreno 720
Adreno 720
Processor
Octa core (2.63 GHz, Single core, Cortex A715 + 2.4 GHz, Tri core, Cortex A715 + 1.8 GHz, Quad core, Cortex A510)
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NA
Fabrication
4 nm
4 nm
RAM
8 GB
8 GB
RAM Type
4
4
Internal Storage
256 GB
NA

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Display

Aspect Ratio
20:9
20:9
Bezel Less Display
Yes with punch-hole display
Yes with punch-hole display
Display Type
AMOLED
AMOLED
Pixel Density
453 ppi
447 ppi
Refresh Rate
120 Hz
120 Hz
Screen Size
6.78 inches
6.79 inches
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch
NA
Resolution
1260x2800 px (FHD+)
2772x1240 px (UHD (4k)
Peak Brightness
2800 nits
1600 nits

Design

Height
164.36 mm
163.1 mm
Thickness
7.45 mm
7.9 mm
Weight
185.8
204
Width
75.1 mm
77.6 mm
Colours
Black, Flowers Are Blooming, Clear
NA
Waterproof
Yes, Splash proof, IP54
NA
Ruggedness
Dust proof
Dust proof

Rear Camera

Rear Camera Resolution
50 MP f/1.88, Wide Angle, Primary Camera (1.55" sensor size, CMOS image sensor), 8 MP f/2.2, Ultra-Wide Angle Camera
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NA
OIS
Yes
Yes

Front Camera

Front Camera Resolution
50 MP f/2.0, Wide Angle, Primary Camera (22 mm focal length)
32 MP f/2.4, Wide Angle, Primary Camera (1/3.1" sensor size)
Front Camera Setup
Single
NA
Front Camera Video Recording
30
NA
Front Camera Autofocus
Yes
NA
Front Camera Flash
Yes, Dual LED
NA

Battery

Quick Charging
Yes, Flash, 80W
Yes, 80W Super VOOC Charging, 100% in 61 minutes
Type
Li-Polymer
NA
USB Type-C
Yes
NA
Capacity
5000 mAh
7000 mAh
Removable
No
NA

Storage

Expandable Memory
No
Yes
Internal Memory
256 GB
256 GB
Storage Type
UFS 2.2
UFS 3.1
USB OTG
Yes
Yes

Network

Bluetooth
Yes, v5.4
Yes, v5.2
GPS
Yes with A-GPS, Glonass
Yes
Network Support
5 G
5 G
SIM1
5G Bands:FDD N1 / N3 / N5 / N8 / N28, TDD N38 / N40 / N41 / N77 / N784G Bands:TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)3G Bands:UMTS 1900 / 2100 / 850 / 900 MHz2G Bands:GSM 1800 / 1900 / 850 / 900 MHz, GPRS:Available, EDGE:Available
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NA
SIM2
5G Bands:FDD N1 / N3 / N5 / N8 / N28, TDD N38 / N40 / N41 / N77 / N784G Bands:TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)3G Bands:UMTS 1900 / 2100 / 850 / 900 MHz2G Bands:GSM 1800 / 1900 / 850 / 900 MHz, GPRS:Available, EDGE:Available
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NA
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
USB Connectivity
Mass storage device, USB charging
NA
VoLTE
Yes
Yes
Wi-Fi
802.11
802.11
Wi Fi Features
Mobile Hotspot
Mobile Hotspot
NFC
Yes
Yes
SIM Slot S
Dual SIM, GSM+GSM
Dual SIM

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Multimedia

FM Radio
No
No
Audio Jack
USB Type-C
USB Type-C
Loudspeaker
Yes
NA
Stereo Speakers
Yes
Yes

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