Oppo F31

Oppo F31 Specifications & Hardware Analysis

The **Oppo F31** by Oppo is officially listed at **৳30,000** in Bangladesh. Positioned in the competitive mobile market, it is built around a **6.57 inches (16.69 cm) AMOLED (1080×2372 px (FHD+)) with 120 Hz refresh rate**, powered by the **MediaTek Dimensity 6300 (Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)) and Mali-G57 MC2 graphics**, equipped with **8 GB RAM and 128 GB internal storage**, and backed by a **7000 mAh Li-Ion (Lithium Ion) with 80W Super VOOC Charging, 100% in 60 minutes**.

Display Panel & Visual Experience

The front of the Oppo F31 is dominated by a 6.57 inches (16.69 cm) AMOLED (1080×2372 px (FHD+)) with 120 Hz refresh rate. With a pixel density of 397 ppi, text and app icons render sharp and legible. Peak brightness reaches up to 1400 nits, assisting visibility during outdoor daytime use. Screen protection is provided by AGC DT-Star D+. The 120 Hz refresh rate ensures smooth UI animations and fluid scrolling across web feeds.

Processor, Memory & Operating System

Under the hood, the Oppo F31 runs on the MediaTek Dimensity 6300 (Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)) and Mali-G57 MC2 graphics, paired with 8 GB RAM and 128 GB internal storage. Operating system duties are handled by Android v15 with ColorOS 15.0. In practical day-to-day use, this hardware configuration handles essential tasks—such as web browsing, social media feeds, banking apps, and communication—reliably. For graphics and light gaming, the Mali-G57 MC2 chip provides steady rendering on compatible settings.

Camera Setup & Video Capabilities

Photography on the Oppo F31 is anchored by a Single camera setup featuring 16 MP, f/2.4, Wide Angle, Primary Camera. The setup includes features such as Continuous Shooting, High Dynamic Range mode (HDR). For video recording, the primary camera captures up to 1920×1080. Selfie capture handles video calls and casual portraits under proper lighting.

Battery Capacity & Charging

Endurance is driven by a 7000 mAh Li-Ion (Lithium Ion) with 80W Super VOOC Charging, 100% in 60 minutes. Given the power profile of the MediaTek Dimensity 6300, this capacity is designed to comfortably power the device through a full day of standard daily usage. When recharging is needed, 80W Super VOOC Charging, 100% in 60 minutes replenishment speeds up the process.

Design, Build & Security

In terms of build and ergonomics, the device measures 158.2 mm x 75 mm x 8 mm with a weight of 185 grams, finished in Midnight Blue, Bloom Red, Cloud Green. It features IP68/IP69 dust and water resistance certification. Biometric authentication is handled by a Yes fingerprint sensor. Network capabilities include 2G, 3G, 4G, 5G with Dual SIM, GSM+GSM support.

Pros & Cons Breakdown

Market Verdict

At its price point of **৳30,000**, the **Oppo F31** by Oppo provides a balanced set of hardware specifications. With its 6.57 inches (16.69 cm) display, MediaTek Dimensity 6300 processing platform, and 7000 mAh battery, it represents a practical choice for consumers in Bangladesh seeking official hardware backed by local warranty support.