Oppo F31
$380
Overview
Oppo F31 is a mid-range Android smartphone released in 2025 with a 6.57-inch AMOLED, Dimensity 6300 chipset, 50 main camera, and 7000 mAh battery.
The device runs ColorOS with features like MariSilicon. Priced at $380, it targets users seeking mid-range performance.
Specifications of Oppo F31
The display of Oppo F31 measures 6.57 inches with AMOLED technology and 120Hz refresh rate. Peak brightness reaches 600 nits for excellent outdoor visibility. The screen renders at 1080x2372 pixels resolution.
The camera system of Oppo F31 features 3 rear cameras: 50 main, 8MP ultrawide, 2MP telephoto. Optical zoom reaches 2x for detailed distant shots. Video recording supports up to 1080p.
The battery of Oppo F31 has 7000mAh capacity with 80 wired charging. A full charge takes approximately 55 min minutes.
The performance of Oppo F31 is powered by the Dimensity 6300 chipset with Mali-G57 MC2 GPU. Geekbench scores reach 850 single-core and 2100 multi-core. AnTuTu benchmark achieves 450000.
The memory of Oppo F31 offers 8GB RAM with 128GB storage options. RAM uses LPDDR4X technology. Storage is 128GB 8GB RAM, 256GB 8GB RAM. Storage can be expanded via microSD card.
The connectivity of Oppo F31 includes 5G support, Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, and Bluetooth 5.4.
The build of Oppo F31 weighs 185.0g with Aluminum frame and Glass back. Water and dust resistance is rated IP68. Dimensions measure 158.2 x 75 x 8 mm.
The software of Oppo F31 runs Android 15, ColorOS 15 with ColorOS. Software support extends 3 years through 2029.
Compare Oppo F31
Frequently Asked Questions about Oppo F31
Yes, Oppo F31 is good for photography with its 50 camera. It handles everyday photography well with solid detail and color accuracy.
Oppo F31 with Dimensity 6300 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
Oppo F31 receives 3 years of updates through 2029. This provides solid software support for the device's lifespan.
Yes, Oppo F31 supports 5G connectivity with both Sub-6GHz and mmWave bands for maximum network compatibility and fastest speeds. It works with major 5G carriers globally.
Yes, Oppo F31 is water resistant with IP68 rating. It can withstand submersion in 1.5 meters of fresh water for 30 minutes. Avoid saltwater and high-pressure water.
Oppo F31 has a 7000mAh battery. This provides all-day battery life with typical usage, often lasting into a second day with moderate use.
Oppo F31 at $380 is a mid-range device offering 7000mAh battery. It's worth buying if you prioritize balanced performance and value.
Oppo F31 supports 80 wired charging with full charge in approximately 55 min minutes.
Oppo F31 is available in 128GB storage options. Storage can be expanded via microSD card for additional capacity.
Oppo F31 has a 6.57-inch AMOLED with 120Hz refresh rate and 600 nits peak brightness. HDR support includes HDR10+.
Oppo F31 in Category Rankings
See how Oppo F31 ranks in these categories:
Verdict
The Oppo F31 delivers solid value for budget-conscious users who need reliable performance. The phone excels in versatile camera system, smooth 120Hz display, all-day battery endurance. Select this phone for reliable daily use, if you seek good value without compromising on essential features.
Key Specifications
Display
6.57"
Main Camera
50
Chipset
Dimensity 6300
Full Specifications
Network
| Technology | GSM / HSPA / LTE / 5G |
| 2G Bands | GSM / |
| 3G Bands | HSDPA 900 / 2100 |
| 4G LTE Bands | LTE / |
| 5G Sub-6 Bands | 5G |
| 5G mmWave Bands | |
| Speed | N/A |
| Carrier Aggregation | |
| SIM | Nano-SIM |
| Dual SIM Mode | Dual SIM |
| eSIM Support | |
| VoLTE Support | N/A |
| VoWiFi | N/A |
| NR CA Support | 2CC |
Launch
| Announced | 2025 |
| Status | Available. Released 2025, September 27 |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | $450 |
Body & Design
| Dimensions (mm) | 158.2 x 75 x 8 mm |
| Weight (g) | 185.0 |
| Build Materials | Plastic frame, Glass back |
| Frame | Aluminum |
| Back Finish | Glass |
| Colors | ["Midnight Blue", "Bloom Red", "Cloud Green"] |
| IP Rating | IP68 |
| Rugged Certifications | IP54 |
| Ingress Gaskets | N/A |
| Form Factor | Bar |
| Hinge Type | N/A |
| Folded Dimensions | 0x0x0 |
| Thermal Solution | Vapor Chamber |
| Notification/Alert | |
| Haptics | Premium |
Display
| Panel Type | AMOLED |
| Size (inches) | 6.57 |
| Resolution (px) | 1080x2372 pixels |
| Aspect Ratio | N/A |
| Pixel Density (ppi) | 397 |
| Screen-to-body Ratio (%) | 88.5 |
| Refresh Rate (Hz) | 120 |
| Adaptive Refresh Rate | |
| Touch Sampling Rate (Hz) | 240 |
| Peak Brightness (nits) | 600 |
| HDR Standards | HDR10+ |
| Color Gamut | 100% DCI-P3 |
| Color Depth | 10 |
| PWM Dimming (Hz) | 1440 |
| Glass Protection | AGC DT-Star D+ |
| Oleophobic Coating | N/A |
| Curvature | Flat |
| Always-on Display | |
| Display Driver IC | N/A |
| Cover Display |
Platform (SoC)
| OS at Launch | Android 15, ColorOS 15 |
| Update Policy | 3 years |
| Chipset | Dimensity 6300 |
| CPU | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| GPU | Mali-G57 MC2 |
| NPU/AI TOPs | 5.0 TOPS |
| ISP Features | 4K HDR, Night Mode |
| Modem | Dimensity 6300 |
| Wi-Fi/Bluetooth Chip | N/A |
| Throttling Behavior | N/A |
| Geekbench Single-Core | 850 |
| Geekbench Multi-Core | 2100 |
| AnTuTu Score | 450000 |
| 3DMark Scores | N/A |
Memory & Storage
| RAM | 8GB |
| RAM Type | LPDDR4X |
| Storage | 128GB |
| Storage Type | 128GB 8GB RAM, 256GB 8GB RAM |
| Storage Speed | UFS 3.1 |
| Expandable Storage | |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption | FIPS 140-2 |
Main Camera System
| Rear Cameras | 3 |
| Main Sensor | 50 |
| Main Sensor Size | 1/2.76" |
| Main Sensor Model | OmniVision OV50D |
| Main Lens | f/1.8, 24mm |
| OIS | |
| Autofocus | PDAF |
| Pixel Binning | |
| Ultrawide | 8MP, FOV: 120° |
| Telephoto | 2MP, 2x optical zoom |
| Macro | 2 |
| Depth/ToF/LiDAR | |
| Flicker/Color Sensors | N/A |
| Flash | Dual LED |
| Video Resolution | 1080p |
| HDR/Dolby Vision Video | |
| Video Codecs | H.264, H.265, HEVC |
| Slow Motion | 1080p@240fps |
| Video Stabilization | OIS + EIS |
| Night Mode Features | |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | N/A |
| Sensor Size | 1/3" |
| Aperture | f/2.0 |
| AF/OIS | N/A |
| Secondary Front Cam | |
| Front Flash | |
| Video | 1080p@60fps |
| HDR/Dolby Vision | N/A |
| Face Unlock | 3D Face Unlock |
Audio
| Loudspeakers | Yes, with stereo speakers |
| 3.5mm Jack | |
| Hi-Res Audio | |
| Spatial Audio / Dolby Atmos | |
| Microphones | 2 |
| Bluetooth Codecs | AAC, aptX, LDAC |
| DAC/Amp | Dual DAC |
Connectivity
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac |
| Wi-Fi Features | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | 5.4 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS, GALILEO, GLONASS, BDS, QZSS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | USB Type-C 2.0 |
| Display Out | |
| eSIM Capacity |
Sensors
| Fingerprint Sensor | Under-Display Optical |
| 3D Face ID | N/A |
| Accelerometer | |
| Gyroscope | |
| Magnetometer | |
| Proximity Sensor | |
| Ambient Light | N/A |
| Barometer | |
| Thermo/Hygrometer | N/A |
| UV Sensor | N/A |
| Hall Sensor | |
| Color Temp Sensor | |
| Health Sensors | Heart rate, SpO2 |
| Satellite SOS |
Battery & Charging
| Capacity (mAh) | 7000 |
| Type | Si/C Li-Ion 7000 mAh |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 80 |
| Wired Standard | PD |
| 0-50% Time (mins) | 30 min |
| Full Charge Time | 55 min |
| Wireless Charging | N/A |
| Wireless Standard | |
| Reverse Wireless | N/A |
| Reverse Wired | |
| Charger in Box | 80 |
| Battery Health Features | Battery Health 2.0 |
Software
| OS at Launch | Android 15, ColorOS 15 |
| Update Window | 3 years |
| UI Skin / Launcher | ColorOS |
| Feature Drops | N/A |
| App Cloning | N/A |
| Game Mode | |
| Privacy Features | App Lock, Private Safe |
| Accessibility | |
| Satellite Messaging UI |
Miscellaneous
| In-Box Contents | Phone, Charger, Cable, Case, SIM Tool |
| Recycled Materials (%) | N/A |
| Repairability Score | N/A |
| Warranty | N/A |
Reviews & Ratings
186 ratings
Showing 3 of 186 reviews
Alex R.
2 weeks ago
Absolutely love the camera on this phone! The zoom is incredible and the photos are so crisp. Battery life is also a huge plus.
Ben C.
1 month ago
Great performance and beautiful display. My only complaint is that it feels a bit heavy, but you get used to it. Solid phone overall.
Chloe D.
3 months ago
The best phone I've ever owned. It's fast, the software is clean, and the build quality is top-notch. Highly recommend!