The OPPO F31 5G has officially launched in India, strengthening OPPO’s mid-range 5G portfolio. Positioned as a phone for heavy users and outdoor enthusiasts, it brings a rare combination of 7,000mAh battery, rugged build quality, and MediaTek Dimensity 6300 processor at a competitive price point. With this launch, OPPO aims to target buyers looking for a reliable 5G smartphone under ₹25,000 that delivers both performance and long battery backup.
Design and Build Quality
OPPO has given special attention to durability in the F31 5G. The smartphone features a sturdy aluminum frame with a reinforced glass back that feels premium yet solid. Certified with IP66, IP68, and IP69 ratings, it can resist dust, splashes, and even high-pressure water jets, making it one of the toughest phones in its segment. On top of that, the phone also meets MIL-STD-810H military-grade durability standards, giving buyers confidence in everyday rugged use. Despite its big battery, OPPO has managed to keep the phone slim enough to remain comfortable in hand.
Display Experience
The OPPO F31 5G sports a 6.5-inch AMOLED display with Full HD+ resolution and a 120Hz refresh rate. The screen produces sharp details, vibrant colors, and smooth animations, making it well-suited for gaming, video streaming, and scrolling through social media. Peak brightness ensures that outdoor readability remains strong, while DT-Star D+ protection glass adds toughness against scratches and drops. For users seeking one of the best AMOLED displays under ₹25,000, the OPPO F31 5G is a strong contender.
Performance and Software
At its core, the OPPO F31 5G runs on the MediaTek Dimensity 6300 processor, paired with 8GB RAM and up to 256GB of storage. This hardware combination ensures smooth multitasking and efficient performance for apps, browsing, and casual gaming. ColorOS 15 based on Android 15 powers the device, offering a clean interface, regular updates, and AI-based optimizations. With its power-efficient chipset and large battery, the phone is optimized for users who want performance without frequent charging.
Camera System
Photography on the OPPO F31 5G is handled by a 50MP main rear camera supported by a 2MP depth sensor. In daylight, the camera produces detailed and vibrant shots, while night photography is aided by AI enhancements and noise reduction. On the front, a 16MP selfie camera caters to vloggers, video calls, and portrait lovers. The rear camera also supports 4K video recording, giving creators more flexibility in content production.
Battery and Charging
The highlight of the F31 5G is its massive 7,000mAh battery, which comfortably lasts two days for moderate users and more than a full day for power-hungry users. With 80W SuperVOOC fast charging, the phone can reach significant charge levels in under 30 minutes, reducing downtime and keeping it ready for travel, gaming, or long workdays.
Price and Availability in India
The OPPO F31 5G price in India starts at ₹22,999 for the 8GB + 128GB variant, while the 8GB + 256GB variant costs around ₹24,999. The device is available via OPPO’s official website, Flipkart, Amazon, and offline retail outlets. Buyers can also access limited launch offers including bank discounts, exchange bonuses, and no-cost EMI plans, making it more attractive in its segment.
Competitors and Buying Guide
In the Indian market, the OPPO F31 5G competes with Realme Narzo 90, OnePlus Nord CE 5G series, and Samsung Galaxy A35 5G. While others may offer slightly better camera versatility, OPPO takes the lead in battery capacity, rugged certification, and durability. For users who prioritize long battery life and tough design in a mid-range phone, the OPPO F31 5G becomes a clear recommendation.
Final Verdict
The OPPO F31 5G stands out in the crowded mid-range 5G segment by combining a huge 7,000mAh battery, reliable Dimensity 6300 chipset, solid AMOLED display, and military-grade durability. It is not designed for those who want flagship-level cameras but for users who value longevity, toughness, and strong battery performance at a fair price. For students, professionals, and travelers, it is a dependable option in 2025.
