Published: Jan 06, 2026

Oppo F31

Android smartphone Specifications

Key Specs
Battery	7000 mAh
Memory	8GB RAM
Storage	128/256GB
Cameras	50MP (Rear), 16MP (Front)
Screen	6.57 inches
Status	Available
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Price (When launched)


in USD	$277.00
in Euro	€237.00
Resale Value	High

Complete Specifications

General
Type	Smartphone
Brand	Oppo
Name	F31
Models	CPH2781
Launch
Released	September 27, 2025
Status	Available
Design & Operating System
OS	Android 15
User interface	ColorOS 15
Dimensions	158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in) (Height x Width x Thickness)
Weight	185 g
IP Rating (Ingress Protection)	IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Ruggedness	MIL-STD-810H compliant
Color Options	Midnight Blue, Bloom Red, Cloud Green
SAR Values	1.18 W/kg (head), 0.81 W/kg (body)
Display Specifications
Technology	AMOLED, 1B colors
Size	6.57 inches More devices with a similar display. >
Screen to body ratio	105.0 cm² (~88.5% screen-to-body ratio)
Resolution	Full HD (FHD) - 1080 x 2372 pixels (~397 ppi density)
Protection	AGC DT-Star D+
Features	120Hz Refresh Rate, 600 nits (typ), 1400 nits (HBM)
Battery & Charging
Capacity	7000 mAh More devices with similar battery. >
Type	Non-removable Silicon-carbon Li-Ion
Charging	Fast Charging 80W wired, 33W PPS, 13.5W Power Delivery Reverse wired charging
Processing Power
CPU	Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Chipset	Mediatek Dimensity 6300 (6 nm)
GPU	Mali-G57 MC2

Memory & Storage
Ram	8GB RAM
Storage	128/256GB
Storage Type	UFS 2.2
Card Slot	microSDXC
Variants	128GB 8GB RAM, 256GB 8GB RAM
Cameras
Rear/Back	Dual 50 MP, f/1.8, (wide), PDAF Auxiliary lens
Features	LED flash, HDR, panorama Video 1080p@30/60/120fps
Front	16 MP, f/2.4, (wide)
Features	Panorama Video 1080p@30fps
Network
SIM	Nano-SIM + Nano-SIM
Data	GSM / HSPA / LTE / 5G
2G Bands	SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900
3G Bands	HSDPA 900 / 2100
4G Bands	LTE Bands 1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48
5G Bands	1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Connectivity
WLAN (WIFI)	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Hotspot
Bluetooth	5.4, A2DP, LE, aptX HD
GPS	GPS, GALILEO, GLONASS, BDS, QZSS
USB	USB Type-C 2.0, On-The-Go
NFC	No
Additional Features
Sensors	Fingerprint (under display, optical), accelerometer, proximity, compass
Sound	Loudspeaker Yes, with stereo speakers, 3.5mm jack No
Flashlight	Yes
Disclaimer. Information is provided as use of our best info resources, but we can not guarantee that the information or price is 100% correct if you have any queries visit your nearest mobile market.
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