Oppo F31 vs Realme X3 8gb Ram

Key Specs

Battery
-	4200 mAh
Display
-	6.6 inches (16.76 cm)
Front Camera
-	16 MP + 8 MP
Processor
-	Qualcomm Snapdragon 855 Plus
RAM
-	8 GB
Rear Camera
-	64 MP + 12 MP + 8 MP + 2 MP

Audio

Audio Jack
3.5 mm	-

Battery

Capacity
7000 mAh	4200 mAh
Quick Charging
80W SUPERVOOC fast charging	Yes, Super Dart, 30W: 100 % in 55 minutes
Removable
-	No
Type
-	Li-ion
USB Type-C
Yes	Yes

Camera

Front Camera
16GB	-
Rear Camera
50M P+ 2GB + 2GB	-

Design

Build Material
Aerospace-grade aluminum alloy	Back: Mineral Glass
Colours
Midnight Blue, Cloud Green, Bloom Red	Glacier Blue, Arctic White
Height
-	163.8 mm
Thickness
-	8.9 mm
Water Resistance
IP68/IP69 rating	-
Weight
-	202 grams Below
Width
-	75.8 mm

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Display

Aspect Ratio
-	20:9
Bezel-less display
-	Yes with punch-hole display
Brightness
-	480 nits
Display Type
2D curved AMOLED	IPS LCD
Pixel Density
-	399 ppi
Refresh Rate
120Hz	120 Hz
Resolution
1080 x 2412 pixels	1080x2400 px (FHD+)
Screen Protection
-	Corning Gorilla Glass v5
Screen Size
6.57-inch	6.6 inches (16.76 cm)
Screen to Body Ratio (calculated)
-	84.7 %
Screen to Body Ratio (claimed by the brand)
-	90.5 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
-	Dual
Resolution
-	16 MP f/2.1, Wide Angle, Primary Camera(3" sensor size, 1µm pixel size)8 MP f/2.2, Ultra-Wide Angle (105° field-of-view) Camera(4.0" sensor size, 1.12µm pixel size)
Sensor
-	Exmor RS
Video Recording
-	1920x1080 @ 30 fps 1280x720 @ 30 fps

General

Brand
OPPO	realme
Custom UI
ColorOS 15	Realme UI
Launch Date
September 15, 2025	June 30, 2020 (Official)
Model
F31	-
Operating System
Android 15	Android v10 (Q)

Main Camera

Autofocus
-	Yes, Phase Detection autofocus
Camera Features
-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Quad
Flash
-	Yes, LED Flash
Image Resolution
-	9000 x 7000 Pixels
Resolution
-	64 MP f/1.8, Wide Angle (78° field-of-view), Primary Camera(26 mm focal length, 1.7" sensor size, 0.8µm pixel size)12 MP f/2.5, Telephoto Camera(51 mm focal length, 3.4" sensor size, 1µm pixel size)8 MP f/2.3, Ultra-Wide Angle Camera(16 mm focal length, 4.0" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera(21.8 mm focal length, 5.0" sensor size, 1.75µm pixel size)
Sensor
-	S5KGW1, ISOCELL Plus
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	3840x2160 @ 30 fps 1920x1080 @ 60 fps

Multimedia

Audio Features
-	Dolby Atmos
Audio Jack
-	USB Type-C
FM Radio
-	No

Network & Connectivity

Bluetooth
5.3	Yes, v5.0
GPS
-	Yes with A-GPS, Glonass
NFC
-	No
Network Support
5G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
-	Head: 1.188 W/kg, Body: 0.906 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) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 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) / 900(band 8) / 850(band 5) 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 b/g/n/ac) 5GHz, MIMO
Wi-Fi Features
-	Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Octa core (2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)
Chipset
-	Qualcomm Snapdragon 855 Plus
Fabrication
-	7 nm
Graphics
-	Adreno 640
Processor
MediaTek Dimensity 7050 (6nm, octa-core)	-
Processor Fabrication
6 nm	-
RAM
6GB/8GB	8 GB
RAM Type
-	LPDDR4X
RAM type
-	LPDDR4X

Sensors

Fingerprint Sensor
Side-mounted fingerprint sensor	Yes
Fingerprint Sensor Position
-	Side
Other Sensors
-	Light sensor, Proximity sensor, Accelerometer, Gyroscope

Storage

Expandable Memory
expandable via microSD up to 1TB	No
Internal Memory
128GB/256GB	128 GB
Storage Type
UFS 2.2	UFS 3.0
USB OTG
-	Yes