Oppo F31 vs Samsung Galaxy C7 Pro

Key Specs

Battery
-	3300 mAh
Display
-	5.7 inches (14.48 cm)
Front Camera
-	16 MP
Processor
-	Qualcomm Snapdragon 626 MSM8953 Pro
RAM
-	4 GB
Rear Camera
-	16 MP

Audio

Audio Jack
3.5 mm	-

Battery

Capacity
7000 mAh	3300 mAh
Quick Charging
80W SUPERVOOC fast charging	Yes, Fast
Removable
-	No
TalkTime
-	Up to 19 Hours(3G)
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	-
Colours
Midnight Blue, Cloud Green, Bloom Red	Gold, Navy Blue
Height
-	156.5 mm
Thickness
-	7.0 mm
Water Resistance
IP68/IP69 rating	-
Weight
-	172 grams
Width
-	77.2 mm

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Display

Display Type
2D curved AMOLED	Super AMOLED
Pixel Density
-	386 ppi
Refresh Rate
120Hz	-
Resolution
1080 x 2412 pixels	1080x1920 px (FULL HD)
Screen Size
6.57-inch	5.7 inches (14.48 cm)
Screen to Body Ratio (calculated)
-	73.96 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Flash
-	No

General

Brand
OPPO	Samsung
Custom UI
ColorOS 15	-
Launch Date
September 15, 2025	April 11, 2017
Model
F31	-
Operating System
Android 15	Android v6.0 (Marshmallow)

Main Camera

Autofocus
-	Yes
Camera Features
-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Single
Flash
-	Yes, Dual-color LED Flash
Image Resolution
-	4616 x 3464 Pixels
OIS
-	No
Resolution
-	16 MP f/1.9, Primary Camera
Sensor
-	ISO-CELL
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, v4.2
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: 1.01 W/kg
SIM 1
-	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 4G Speed: 50 Mbit/s ↑ 300 Mbit/s ↓ (LTE category 6) 3G Speed: HSDPA 42.2 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available
SIM 2
-	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 4G Speed: 50 Mbit/s ↑ 300 Mbit/s ↓ (LTE category 6) 3G Speed: HSDPA 42.2 Mbit/s ↓ GPRS: Available EDGE: Available
SIM Size
-	SIM1: Nano, SIM2: Nano (Hybrid)
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 4 (802.11 a/b/g/n) 5GHz
Wi-Fi Features
-	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Octa core, 2.2 GHz, Cortex A53
Chipset
-	Qualcomm Snapdragon 626 MSM8953 Pro
Graphics
-	Adreno 506
Processor
MediaTek Dimensity 7050 (6nm, octa-core)	-
Processor Fabrication
6 nm	-
RAM
6GB/8GB	4 GB

Sensors

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

Storage

Expandable Memory
expandable via microSD up to 1TB	Yes, Up to 256 GB
Internal Memory
128GB/256GB	64 GB
Storage Type
UFS 2.2	-
USB OTG
-	Yes
User Available Storage
-	Up to 51.5 GB