Oppo F31 Pro Plus 5g vs Samsung Galaxy A8 Plus 2018

Key Specs

Battery
-	3500 mAh
Display
-	6 inches (15.24 cm)
Front Camera
-	16 MP + 8 MP
Processor
-	Samsung Exynos 7 Octa 7885
RAM
-	6 GB
Rear Camera
-	16 MP

Battery

Capacity
7000mAh	3500 mAh
Quick Charging
80W fast charging	Yes, Fast
Removable
-	No
TalkTime
-	Up to 23 Hours(3G)
Type
-	Li-ion
USB Type-C
Yes	Yes

Camera

Front Camera
50MP + 2MP	-
Front Camera Physical Aperture
32MP	-

Design

Colours
Blue, Pink, White	Black, Gold
Height
-	159.9 mm
Ruggedness
-	Dust proof
Thickness
-	8.3 mm
Water Resistance
IP68 rating	-
Waterproof
-	Yes, Water resistant, IP68
Weight
-	191 grams
Width
-	75.7 mm

Display

Aspect Ratio
-	18.5:9
Bezel-less display
-	Yes
Display Type
FHD+ AMOLED	Super AMOLED
Pixel Density
-	411 ppi
Refresh Rate
120Hz	-
Resolution
-	1080x2220 px (FHD+)
Screen Protection
-	Yes
Screen Size
6.79 inch	6 inches (15.24 cm)
Screen to Body Ratio (calculated)
-	75.82 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Autofocus
-	No
Camera Features
-	Fixed Focus
Camera Setup
-	Dual
Flash
-	No
Resolution
-	16 MP f/1.9, Primary Camera(27 mm focal length, 3.1" sensor size, 1µm pixel size)8 MP Camera(4.0" sensor size, 1.12µm pixel size)

General

Brand
Oppo	Samsung
Launch Date
September 15, 2025	January 20, 2018
Model
F31 Pro Plus 5G	-
Operating System
ColorOS 15	Android v7.1.1 (Nougat)

Main Camera

Autofocus
-	Yes, Phase Detection autofocus
Camera Features
-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Single
Flash
-	Yes, LED Flash
Image Resolution
-	4616 x 3464 Pixels
OIS
-	No
Resolution
-	16 MP f/1.7, Wide Angle, Primary Camera(26 mm focal length, 2.8" sensor size, 1.12µm pixel size)
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	1920x1080 @ 30 fps

Multimedia

Audio Jack
-	3.5 mm
FM Radio
-	Yes
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
5.3	Yes, v5.0
GPS
-	Yes with A-GPS, Glonass
NFC
-	Yes
Network Support
5G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
-	Head: 0.290 W/kg
SIM 1
-	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) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1700 / 1900 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
-	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) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
-	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM	Dual SIM, GSM+GSM
USB Connectivity
-	Mass storage device, USB charging
VoLTE
-	Yes
Wi-Fi
Wi-Fi 6	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Wi-Fi Features
-	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Octa core (2.2 GHz, Dual core + 1.6 GHz, Hexa Core)
Chipset
-	Samsung Exynos 7 Octa 7885
Fabrication
-	14 nm
Graphics
-	Mali-G71
Processor
Qualcomm Snapdragon 7 Gen 3 (4nm, octa-core)	-
Processor Fabrication
4 nm	-
RAM
8GB/12GB	6 GB

Sensors

Fingerprint Sensor
under display	Yes
Fingerprint Sensor Position
-	Rear
Other Sensors
-	Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope

Storage

Expandable Memory
(non-expandable	Yes, Up to 256 GB
Internal Memory
256GB	64 GB
Storage Type
-	eMMC 5.1
USB OTG
-	Yes
User Available Storage
-	Up to 51.2 GB