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Oppo F31 5G
Price
₹ 26,999
Description
1. Product Overview:
Model Name: Oppo F31 5G
Model Number: CPH2781
Brand: Oppo
Year of Model / Launch Year: 2025 (Launched 15 September 2025)
Category: Mid-range 5G Smartphone
Form Factor: Touchscreen slab
Weight: ~185 g
Colours Available: Midnight Blue, Cloud Green, Bloom Red
2. Operating System:
OS at Launch: Android 15
Custom UI: ColorOS 15
3. Display (Screen):
Display Type: AMOLED
Screen Size: 6.57 inches (16.69 cm)
Resolution: 1080 × 2372 pixels (FHD+)
Pixel Density (Sharpness): 397 ppi
Refresh Rate: 120 Hz Max
Touch Sampling Rate: up to 240 Hz (peak)
Coverage: 93 % Screen-to-Body Ratio
Brightness: Up to 1400 nits peak brightness
Color Depth: 1.07 Billion Colors (10-bit)
Screen Protection: AGC DT-Star D+ cover glass (basic drop/scratch resistance; not Corning Gorilla Glass branded)
4. Hardware & Performance:
Chipset / SoC: MediaTek Dimensity 6300 (6 nm)
CPU: Octa-core (2 × 2.4 GHz Cortex-A76 + 6 × 2.0 GHz Cortex-A55)
GPU: Mali-G57 MC2 @ 1072 MHz
AnTuTu Benchmark Score (Estimated): ~402,999 (AnTuTu v10) — roughly 66 % better than average mid-range phones
5. Memory and Storage:
RAM Type: LPDDR4X
RAM Size: 8 GB
Internal Storage: 128 GB / 256 GB UFS 2.2
Memory Card Support: Yes — via microSD up to extended size (up to 2 TB reported)
Memory Card Support Status: Memory Card Support
USB OTG Support: Supported
6. Camera System:
Rear Cameras:
Main Camera: 50 MP, f/1.8, wide, AF
Secondary Camera: 2 MP, f/2.4, portrait/mono
Video Support:
1080p @ 60 fps / 30 fps
720p @ 120 fps
Dual-view video, underwater video support
Front Camera
Selfie Camera: 16 MP, f/2.4, wide
Front Video: 1080p @ 30 fps
Main Camera Sensor Brand:
• Oppo has not officially confirmed the exact main sensor brand for the 50 MP rear camera in its spec listings (common practice in mid-range models). However many sources mention the OV50D40 (OmniVision) type sensor commonly used in this class (industry reporting) — but official Oppo documentation does not list the sensor brand explicitly.
7. Camera Features (One Line):
AI scene enhancement, portrait mode, night mode, HDR, panorama, slow-motion, time-lapse, dual-view video, underwater video support, video zoom up to 10x.
8. Battery & Charging:
Battery Capacity: 7000 mAh (Typical)
Rated Battery: ~6830 mAh
Fast Charging: 80W SUPERVOOC Flash Charge
Reverse Charging: Supported
9. Connectivity & Network:
SIM Configuration: Dual Nano-SIM (5G + 5G)
5G Bands: Multiple NR bands supported (n1/n3/n5/n8/n28B/n38/n40/n41/n77/n78)
4G/LTE, 3G, 2G: Standard multi-band support
Wi-Fi: 802.11 a/b/g/n/ac (dual-band)
Bluetooth: v5.x
GPS: A-GPS, GLONASS, BeiDou, Galileo
USB: USB-C 2.0
Headphone Jack: Yes (3.5 mm)
10. Sensors & Biometrics:
In-Display Optical Fingerprint Sensor
Face Unlock
Ambient Light Sensor
Proximity Sensor
E-Compass / Magnetometer
Accelerometer
11. Build, Dimensions, and Protection:
Height: ~158.2 mm
Width: ~75.0 mm
Thickness: ~8.0 mm
Weight: ~185 g
Water & Dust Resistance: IP66, IP68, and IP69 rating with reinforced 360° armour body for durability
Processors
Chipset / SoC: MediaTek Dimensity 6300 (6 nm)
Internal Storage (ROM)
Internal Storage: 128 GB / 256 GB UFS 2.2
Display
Display Type: AMOLED
Battery Capacity
Battery Capacity: 7000 mAh (Typical)
Screen Size
Screen Size: 6.57 inches (16.69 cm)
Main Camera Resolution
Main Camera: 50 MP, f/1.8, wide, AF
SIM Type
SIM Configuration: Dual Nano-SIM (5G + 5G)
Memory Card Support Or Not
Memory Card Support
RAM Type
RAM Type: LPDDR4X
Brands
Oppo is a global smartphone brand known for combining stylish design, reliable performance, advanced cameras, and user-centric software features. Oppo’s devices often balance premium build quality with practical features such as high-refresh-rate AMOLED screens, long-lasting batteries, fast charging, and durable builds that appeal to everyday users who need dependable performance and modern capabilities. Oppo also emphasizes extended software support and AI-based optimizations through ColorOS.
Screen protection quality
Screen Protection: AGC DT-Star D+ cover glass (basic drop/scratch resistance; not Corning Gorilla Glass branded)
Peak Brightness
Brightness: Up to 1400 nits peak brightness
Pixel Density (Sharpness)
Pixel Density (Sharpness): 397 ppi
Year Model
Year of Model / Launch Year: 2025 (Launched 15 September 2025)
Fast Charging
Fast Charging: 80W SUPERVOOC Flash Charge. SIM Configuration: Dual Nano-SIM (5G + 5G)
Refresh Rate
Refresh Rate: 120 Hz Max
Processor AnTuTu Benchmark Score
~402,999 (AnTuTu v10) — roughly 66 % better than average mid-range phones
Rear Cameras
1) Main Camera: 50 MP, f/1.8, wide, AF
2) Secondary Camera: 2 MP, f/2.4, portrait/mono
Front Camera Resolution
Selfie Camera: 16 MP, f/2.4, wide
Main Camera Sensor Brand
Oppo has not officially confirmed the exact main sensor brand for the 50 MP rear camera in its spec listings (common practice in mid-range models). However many sources mention the OV50D40 (OmniVision) type sensor commonly used in this class (industry reporting) — but official Oppo documentation does not list the sensor brand explicitly.
Camera Features
AI scene enhancement, portrait mode, night mode, HDR, panorama, slow-motion, time-lapse, dual-view video, underwater video support, video zoom up to 10x.
Video Recording Features
Front Video: 1080p @ 30 fps
Expandable Storage (via microSD)
Via microSD up to extended size (up to 2 TB reported)
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Oppo F31 5G