The OPPO F31 Pro Plus was officially launched in India on September 15, 2025, as part of OPPO’s new F31 series targeting users who demand durability, long-lasting battery life, and reliable performance. The phone quickly became available on popular e-commerce platforms such as Flipkart and Amazon, as well as through OPPO’s official store and offline retail chains by September 19, 2025. The launch underscored OPPO’s focus on ruggedness and endurance, making the F31 Pro Plus especially suitable for outdoor and professional users who require a phone that handles tough conditions with ease.
OPPO F31 Pro Plus Rugged, Stylish Design
The OPPO F31 Pro Plus is built tough with a 360-degree Armour Body that includes an AM04-grade aluminum alloy internal frame and DT-Star D+ strengthened glass, offering military-grade compliance with MIL-STD-810H standards. This translates to excellent protection against dust, water, and high-pressure hot water jets, along with resistance to drops, shocks, and extreme temperatures. Measuring 163.1 x 77.6 x 7.7 mm and weighing approximately 195 grams, the phone strikes a practical balance between robustness and portability.
The design is complemented by IP68 and IP69 water and dust resistance certification, ensuring the device remains fully functional even in demanding outdoor settings and adverse weather. For aesthetics, the F31 Pro Plus is offered in refined Festival Pink, Himalayan White, and Gemstone Blue, each providing a premium look and feel despite its rugged nature.
OPPO F31 Pro Plus Powerful Hardware and Expansive Storage
Under the hood, the OPPO F31 Pro Plus is powered by the Qualcomm Snapdragon 7 Gen 3 chipset, crafted on a modern 4nm process for efficient power management and strong performance across applications. The chipset is paired with either 8GB or 12GB of LPDDR5X RAM, allowing seamless multitasking and smooth operation when running games, demanding apps, or multiple processes simultaneously. Storage comes in a single 256GB UFS 3.1 variant, providing fast read/write speeds and ample capacity for apps, media, and documents, though there is no microSD card slot for expansion.
The phone’s software is based on Android 15 with OPPO’s ColorOS 15 skin, which includes several optimizations designed to improve smoothness and responsiveness. Features like NetworkBoost Chip S1 help enhance connectivity, ensuring stable 5G and Wi-Fi connections in variable environments.
OPPO F31 Pro Plus Large, Vivid Display
The OPPO F31 Pro Plus features a 6.8-inch AMOLED display with a resolution of 1280 x 2800 pixels and a 120Hz refresh rate, delivering vibrant colors, deep blacks, and ultra-smooth scrolling. This display is protected by AGC DT-Star D+ glass, combining toughness with excellent viewing clarity. With a pixel density of roughly 453 PPI and up to 1600 nits of peak brightness, reading in bright sunlight remains effortless, while the high refresh rate guarantees fluid animations for gaming and video playback.
The screen supports 1 billion colors, ensuring lifelike visuals and an immersive viewing experience. The in-display optical fingerprint sensor adds biometric security while maintaining a clean front design.
OPPO F31 Pro Plus Camera System with AI Enhancement
Photography on the OPPO F31 Pro Plus is driven by a dual rear camera setup, featuring a 50-megapixel main sensor with an f/1.8 aperture and 2-axis optical image stabilization (OIS) to deliver sharp, stable images even in dynamic conditions. Supplementing the main camera is a 2-megapixel depth sensor that assists with portrait shots and depth effect accuracy. The main camera supports a variety of modes such as Night mode, AI Eraser 2.0, AI Unblur, and AI Clarity Enhancer, which collectively elevate image quality and reduce noise for crisp, vibrant photos.
The front-facing camera is a capable 32MP wide-angle sensor, perfect for high-resolution selfies and smooth 1080p video calls. AI-powered video enhancements, gyro-EIS, and multi-view shooting modes enhance both still photography and video recording, catering well to social media enthusiasts and content creators.
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OPPO F31 Pro Plus Massive Battery with Fast Charging
One of the standout features of the OPPO F31 Pro Plus is its massive 7000mAh battery, designed to support intensive daily usage without frequent recharging. The large battery capacity ensures long hours of video playback, gaming, browsing, and communication, making it ideal for users who find themselves away from charging points for extended periods.
Charging is facilitated through OPPO’s 80W SUPERVOOC fast charging technology, enabling the device to charge to approximately 42% in just 20 minutes. Additionally, the phone supports 10W reverse wired charging, allowing users to power other devices in emergency situations. Battery longevity is supported by efficient power management technologies in both hardware and software.
OPPO F31 Pro Plus Connectivity and Software Features
Connectivity options on the OPPO F31 Pro Plus include dual 5G SIM support, Wi-Fi 6, Bluetooth 5.2 with aptX HD, USB Type-C 2.0 with OTG support, and an infrared port. The phone includes an under-display fingerprint sensor and supports facial recognition for quick and secure unlocking.
Software-wise, it runs ColorOS 15 based on Android 15, offering a clean, customizable interface with enhanced privacy controls, AI capabilities such as AI VoiceScribe for transcription, and improved gaming and multitasking features. The rugged design is complemented by customizable shortcuts and utilities for outdoor and professional use.
OPPO F31 Pro Plus Price and Availability
The OPPO F31 Pro Plus is priced at ₹32,999 for the 8GB RAM with 256GB storage variant, while a 12GB RAM variant with the same storage is available for ₹34,999. Available since mid-September 2025, the phone can be purchased from major e-commerce platforms like Flipkart, Amazon, OPPO’s official store, and offline retail locations. Additional offers include zero-interest EMI options, exchange discounts, and a 180-day complimentary damage protection plan.
