The overall rating is based on review by our experts
| Basic Information | |
| Release Date | 20 Dec 2016 |
| Status | Available |
| Hardware & Software | |
| CPU | Octa-core 1.4 GHz Cortex-A53 |
| GPU | Adreno 505 |
| Chipset | Qualcomm MSM8940 Snapdragon 435 (28 nm) |
| CPU Cores | 8 Cores |
| OS Version | Android 6.0 (Marshmallow) |
| Fabrication | 28 nm |
| Architecture | 64-bit |
| User Interface | ColorOS 3.0 |
| Operating System | Android |
| Performance Optimization | ColorOS Memory Cleaner |
| Display | |
| Notch | No |
| Features | 2.5D curved glass edges, Eye protection display mode |
| Brightness | 450 nits (typ) |
| Resolution | 720 x 1280 pixels (HD) |
| HDR Support | No |
| Screen Size | 5.2 inches (74.5 cm²) |
| Aspect Ratio | 16:9 ratio |
| Display Type | IPS LCD |
| Refresh Rate | 60Hz |
| Touch Screen | Capacitive touchscreen, Multi-touch |
| Pixel Density | ~282 ppi density |
| Screen Protection | Corning Gorilla Glass 4 |
| Bezel-less Display | No (Traditional bezels) |
| Screen to Body Ratio | ~68.6% |
| Cameras | |
| OIS | No |
| Zoom | Up to 4x digital zoom |
| Flash | LED Flash |
| Sensor | 13MP (f/2.2, 1/3.06", 1.12µm, PDAF) |
| Aperture | f/2.2 (wide) |
| Settings | Exposure compensation, ISO control, White balance presets |
| Autofocus | Phase Detection Autofocus (PDAF) |
| Video FPS | 30 fps |
| Resolution | 13 MP (wide) |
| Camera Setup | Single Camera Setup |
| Shooting Modes | Continuous Shooting, HDR, Ultra-HD, Expert Mode, Beautify 4.0, Panorama, Time-lapse |
| Camera Features | PDAF, Face detection, Touch to focus, Auto flash |
| Video Recording | 1080p at 30fps |
| Image Resolution | 4128 x 3096 pixels |
| Selfie Camera | |
| OIS | No |
| Sensor | 16MP (f/2.0, 1/3.0", 1.12µm) |
| Aperture | f/2.0 (wide) |
| Autofocus | Fixed Focus |
| Video FPS | 30 fps |
| Resolution | 16 MP |
| Camera Setup | Single Camera Setup |
| Camera Features | Beautify 4.0, Screen Flash, Palm Shutter, Bokeh effect filter |
| Video Recording | 1080p at 30fps |
| Design | |
| Build | Glass front (Gorilla Glass 4), aluminum unibody back, aluminum frame |
| Width | 72.9 mm |
| Colors | Gold, Rose Gold, Black |
| Height | 149.1 mm |
| Weight | 147 grams |
| IP Rating | Not Certified |
| Thickness | 7.65 mm |
| Ruggedness | Corning Gorilla Glass 4 front protection |
| Waterproof | No |
| Battery | |
| Capacity | 2900 mAh non-removable |
| USB Type | Micro-USB 2.0 |
| Placement | Internal (Non-removable) |
| Battery Type | Li-Ion (Lithium-Ion) |
| Quick Charging | No (Standard 5V/1A charging) |
| Reverse Charging | No |
| Wireless Charging | No |
| Memory | |
| RAM | 3 GB |
| USB OTG | Yes |
| RAM Type | LPDDR3 |
| Card Slot | Dedicated microSDXC card slot (up to 256 GB) |
| Storage Type | eMMC 5.1 |
| Internal Storage | 32 GB |
| Network & Connectivity | |
| GPS | GPS with A-GPS |
| NFC | No |
| USB | Micro-USB 2.0, USB OTG |
| EDGE | Yes |
| GPRS | Yes |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Hotspot |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| VoLTE | Yes |
| Network | 2G, 3G, 4G LTE |
| Infrared | No |
| SIM Size | Nano-SIM / Nano-SIM |
| SIM Slot | Triple Slot (Dual Nano-SIM + dedicated microSD card slot) |
| Bluetooth | Bluetooth 4.1, A2DP |
| SAR Value | 0.33 W/kg (head), 0.79 W/kg (body) |
| Wi-Fi Hotspot | Yes |
| Sensors & Security | |
| Compass | Geomagnetic sensor |
| Barometer | No |
| Gyroscope | Yes (Virtual Gyroscope) |
| Face Unlock | No |
| Light Sensor | Ambient light sensor |
| Accelerometer | Yes |
| Proximity Sensor | Proximity sensor |
| Finger Sensor Type | Touch sensor |
| Fingerprint Sensor | Yes (Solid-state capacitive fingerprint scanner) |
| Finger Sensor Position | Front-mounted (Home button) |
| Multimedia | |
| Video | 1080p at 30fps playback, MP4, MKV, AVI, 3GP |
| Audio Jack | 3.5 mm headphone jack |
| Loudspeaker | Yes (Mono speaker) |
| Audio Features | Real Sound Technology, active noise cancellation with dedicated mic |
| More | |
| Made By | Oppo |
| Features | 16MP Flagship Selfie Camera, Front-mounted Solid-State Fingerprint Reader, Premium Metal Unibody, Dedicated 3-Card Slot, Corning Gorilla Glass 4 |
The Oppo A57 (2016) was engineered as a dedicated 'Selfie Expert' smartphone offering premium camera performance in a compact, hand-friendly form factor. Built with a sleek aluminum unibody chassis measuring 7.65mm thin and weighing only 147 grams, it features refined curved edges and a 5.2-inch HD (720 x 1280 pixels) IPS LCD screen shielded by Corning Gorilla Glass 4. Beneath the display sits a solid-state hydrophobic fingerprint reader capable of unlocking the phone with a light touch. Under the hood, the device is driven by Qualcomm's octa-core Snapdragon 435 chipset clocked at 1.4 GHz, alongside 3GB of LPDDR3 RAM and 32GB of internal storage, expandable up to 256GB using its dedicated microSD card slot. The device's defining feature is its 16MP front-facing selfie camera with an f/2.0 aperture and Beautify 4.0 software, designed to capture clean portraits in varying lighting conditions. The rear module carries a 13MP sensor equipped with PDAF and LED flash. Powered by a 2900 mAh battery and running ColorOS 3.0 based on Android 6.0 Marshmallow, the Oppo A57 provides complete 4G LTE connectivity, dual Nano-SIM support, a 3.5mm headphone jack, and USB OTG capability.
