Oppo F31, F31 Pro & F31 Pro+ Debut in India with 120Hz OLED and 7000mAh Battery

Oppo has officially launched its new F31 series in India, consisting of the Oppo F31, F31 Pro, and F31 Pro+. The lineup focuses on delivering durability, long-lasting performance, and flagship-like features at mid-range prices. All three smartphones come equipped with large 7000mAh batteries and 120Hz OLED displays, making them stand out in their segment.

The Oppo F31 series arrives with premium durability features, including IP66, IP68, and IP69 ratings along with MIL-STD-810H certification and a 360° Armour Body. Oppo has also integrated a vapor chamber cooling system for better heat management. The design varies slightly across models — the F31 carries a square camera module, the F31 Pro uses a centered squarish module, and the F31 Pro+ opts for a circular island. The F31 measures 8mm at 185g, the Pro is 7.96mm at 190g, and the Pro+ is just 7.7mm at 195g.

On the display front, both the F31 and F31 Pro feature a 6.57-inch FHD+ OLED panel with 120Hz refresh rate, up to 1400 nits brightness, and 2160Hz PWM dimming. The F31 Pro+ comes with a larger 6.8-inch FHD+ OLED screen boasting 1600 nits peak brightness, 120Hz refresh rate, and the same wide DCI-P3 color coverage.

Under the hood, the Oppo F31 is powered by the MediaTek Dimensity 6300, while the F31 Pro and F31 Pro+ run on the Dimensity 7300 Energy SoC. These are paired with up to 12GB RAM and 256GB storage. All models ship with ColorOS 15 based on Android 15. A huge 7000mAh battery with 80W wired fast charging support powers each model, ensuring long-lasting performance even for heavy users.

The F31 series also comes with stereo speakers, an in-display fingerprint scanner, Hi-Res audio, Bluetooth 5.4, Wi-Fi 6, infrared sensor, and dual SIM support. Camera hardware is fairly consistent, featuring a 50MP primary shooter and 2MP depth sensor on the rear. The F31 has a 16MP selfie camera, while the Pro and Pro+ offer a 32MP front shooter. Oppo has also included AI-powered tools such as AI VoiceScribe, AI Notes Assistant, AI Summarizer, and AI Call Assistant, along with gaming-focused features like bypass charging and 4K underwater photography.

As for pricing, the Oppo F31 starts at ₹22,999 for the 8GB + 128GB model and goes up to ₹24,999 for the 8GB + 256GB variant. The Oppo F31 Pro is priced at ₹26,999 (8GB + 128GB), ₹28,999 (8GB + 256GB), and ₹30,999 for a higher configuration. The F31 Pro+ begins at ₹32,999 for the 8GB + 256GB version, while the premium variant is listed at ₹44,999. Color options include Midnight Blue, Cloud Green, and Bloom Red for the F31, Desert Gold and Space Gray for the F31 Pro, and Gemstone Blue, Himalayan White, and Festive Pink for the F31 Pro+.

The first sale for the Oppo F31 Pro models will begin on September 19, 2025, while the base Oppo F31 will be available starting September 27. Customers can purchase the devices via Amazon India, Flipkart, Oppo’s official website, and offline retail stores. Oppo is offering launch promotions including a 10% instant bank discount and an exchange bonus of up to ₹3,500.

The Oppo F31 series blends durability, large batteries, and smooth OLED displays at accessible price points, aiming to compete strongly in India’s mid-range smartphone market.