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Key Features
Key Features
- Display: 6.57 inches (16.69 cm), AMOLED, 120 Hz Refresh Rate
- Memory: 8GB RAM, 128GB ROM
- Processor: MediaTek Dimensity 6300, Octa Core
- Camera: 50 MP + 2 MP Dual Rear & 16 MP Front Camera
- Battery: 7000 mAh with 80W SuperVOOC Flash Charge
- USP: IP66, IP68 & IP69 Waterproof, 360 Degree Armour Body, Ultra Slim Design
Specifications
Mobile Category
Mobile Type
- Android Smartphone
Mobile Design
- Touch
Manufacturer Details
Brand
- Oppo
Model Series
- F31
Model Number
- CPH2781
Product Dimensions (Open)
Dimensions In CM (WxDxH)
- 7.50 x 0.80 x 15.82
Product Weight
- 185 g
Dimensions In Inches (WxDxH)
- 2.95 x 0.31 x 6.23
Operating System
OS Type
- Android OS
OS Name & Version
- Android 15
User Interface
- ColorOS 15
Processor Details
Processor Name
- Dimensity 6300
Processor Brand
- MediaTek
Number of Cores
- Octa Core
Storage Specifications
Internal Storage
- 128GB
Memory Card Supported
- Yes
RAM
- 8GB
Screen Specifications
Screen Type
- AMOLED
Refresh Rate
- 120 Hz
Screen Resolution
- 1080 x 2372 Pixel
Screen Size in CM
- 16.69 cm
Screen Size in Inches
- 6.57 Inches
Sound
Audio Jack Port
- USB Type-C Port
Physical Attributes
Buttons & Controls
- Power Control | Volume Up/Down
Additional Physical Features
- 360 Degree Armour Body, Ultra Slim Ergonomic Design
SIM Details
Number of SIMs Supported
- 2
Secondary SIM Type
- Mini
SIM Type
- Nano
Dual SIM Mode
- Dual Stand-by
Hybrid SIM Slot
- Yes
Network Technology
Cellular Technology
- 5G
Network Technology Supported
- LTE
Network Connectivity
Wi-Fi Supported
- Yes
Bluetooth Specifications
- Bluetooth 5.4
Bluetooth Features
- Bluetooth Low Energy
Wi-Fi Specifications
- IEEE 802.11a/b/g/n/ac
Bluetooth Supported
- Yes
Wi-Fi Features
- WLAN Display, WLAN Tethering, 1x1 SISO support, WiFi 2.4G support, WiFi 5G support
Camera
Rear Flash
- Yes
Rear Camera
- 2 MP | 50 MP
Front Camera
- 16 MP
Rear Camera Configuration
- Dual Rear Camera
Front Camera Configuration
- Single Front Camera
Additional Features
Included Software
- Google Apps
Battery
Battery Type
- Non-Removable
Battery Technology
- Li-Ion Polymer
Battery Capacity
- 7000 mAh
Charging
Charging Pin Type
- USB Type-C
Fast Charging Capability
- Yes
Additional Charging Features
- 80W SuperVOOC Flash Charge
Materials & Durability
Resistance Type
- Water Proof
IP Rating
- IP66, IP68, IP69
Aesthetics
Brand Color
- Bloom Red
Color
- RED
In The Box
Documents
- 1 x Warranty Card
Main product
- 1 x Mobile Phone U
Accessories
- Sim Ejector Pin
Package Includes
- 1 x Mobile Phone U, 1 x SIM Ejector Pin, 1 x Warranty Card
Generic Name
- Mobile Phone
Packaged Dimensions
After Sales & Services
Warranty on Main Product
- 12 Months
Warranty Type
- Carry-In
Standard Warranty Includes
- Manufacturing Defects
Standard Warranty Excludes
- Physical Damage
Warranty on Accessories
- 6 Months
Installation & Demo applicable
- No
Company Contact Information
Customer Support Number
- 18005727662
Customer Support Email
- customersupport@croma.com
Manufacturer/Importer/Marketer Name & Address
- Manufacturer Name & Address: Oppo Mobiles India Private Limited, 5th Floor, Tower B, Building No. 8, DLF Cyber City, Gurgaon, Haryana - 122002
Country of Manufacture
- India
Country of Brand Origin
- China
Croma Service Promise
Customer Support Email
- customersupport@croma.com
Registered Name and Address
- Infiniti Retail Ltd. - Unit No. 701 & 702, 7th Floor, Kaledonia, Sahar Road, Andheri (East); Mumbai - 400069. India
Customer Support Number
- 1800 572 7662
Customer Care Contact Person
- Grievance Officer
Overview
Efficient MediaTek Dimensity 6300 Processor
Powered by the MediaTek Dimensity 6300 octa-core processor, the oppo F31 6.57-inch Android Smartphone delivers smooth performance across apps, games, and multitasking. Consequently, you enjoy a responsive and fluid smartphone experience.
Dedicated 8GB RAM
Including 8GB RAM, this Android smartphone supports seamless multitasking, allowing you to switch between apps, play games, and perform daily tasks without lag or slowdown.
Generous 128GB Internal Storage
With 128GB of inbuilt storage, this smartphone provides ample space for apps, media, photos, and documents. Consequently, you can carry your digital world with you without worrying about running out of space.
Massive 7000mAh Battery
With a large 7000mAh battery, this 6.57-inch smartphone delivers long-lasting power for uninterrupted usage. Hence, you can browse, stream, and connect throughout the day without worrying about frequent charging.
Immersive 6.57-inch Display
Offering a wide 6.57-inch screen, this smartphone ensures rich colours and sharp clarity for movies, games, and browsing. Hence, visuals appear more vibrant, enhancing both entertainment and everyday use.
High-Resolution Dual Rear Camera
Equipped with a 50MP and 2MP rear camera setup, this Android smartphone captures vivid and detailed photographs. Additionally, it allows you to switch easily between wide shots and close-ups with confidence.
Sharp 16MP Front Camera
With a 16MP front-facing camera, this smartphone ensures selfies and video calls look bright and natural. Therefore, social sharing and communication remain sharp and clear.
80W SuperVOOC Flash Charge
Integrated with 80W SuperVOOC technology, this smartphone recharges rapidly with minimal downtime. As a result, it gets you back to your tasks, entertainment, or gaming in just minutes.
360° Armour Body
Designed with a reinforced 360-degree Armour Body, this Android smartphone provides enhanced strength and protection. Thus, it withstands daily wear and tear, offering better durability against accidental drops.
Powerful Waterproof Protection
Rated IP69, IP68, and IP66, this smartphone offers strong resistance against water and dust. Consequently, it remains reliable even in harsh conditions, giving you confidence for outdoor adventures and everyday use.
Ultra-Slim Ergonomic Design
Boasting an ultra-slim build with smooth ergonomic contours, this oppo smartphone combines style and comfort. Therefore, it feels lightweight in the hand while projecting a sleek, modern look.









