| Brand | Oppo |
| Model | A77 Dual SIM TD-LTE CN A77t |
| Released | 2017 Jul |
| Announced | 2017 Jul 21 |
| Hardware Designer | Oppo |
| Manufacturer | BBK Electronics |
| General Extras | Haptic touch feedback |
| Device Category | Smartphone |
| Width | 75.9 mm |
| Height | 153.3 mm |
| Depth | 7.4 mm |
| Dimensions | 2.99×6.04×0.29 inches |
| Mass | 148 g |
| Platform | Android |
| Operating System | Google Android 7.1 (Nougat) |
| Software Extras | Voice Command , Navigation software |
| CPU Clock | 2020 MHz |
| CPU | Qualcomm Snapdragon 625 MSM8953, 2016, 64 bit, octa-core, 14 nm, Qualcomm Adreno 506 GPU |
| RAM Type | LPDDR3 SDRAM |
| RAM Capacity (converted) | 4 GiB RAM |
| Non-volatile Memory Interface | eMMC 5.1 |
| Non-volatile Memory Capacity (converted) | 64 GB ROM |
| Display Diagonal | 139.7 mm |
| Resolution | 1080×1920 |
| Horizontal Full Bezel Width | 7.41 mm |
| Display Area Utilization | 71.7% |
| Pixel Density | 401 PPI |
| Display Type | Color TN-TFT LCD display |
| Number of Display Scales | 16.8M |
| Scratch Resistant Screen | Gorilla Glass 4 |
| Graphical Controller | Qualcomm Adreno 506 |
| Dedicated Graphics Memory | 0.125 MiB |
| GPU Clock: | 550 MHz |
| A/V Out | No |
| Microphone(s) | stereo |
| Loudspeaker(s): | mono |
| Audio Output: | 3.5mm |
| Supported Cellular Bands | GSM850 , GSM900 , GSM1800 , GSM1900 , UMTS2100 (B1) , UMTS1900 (B2) , UMTS1700/2100 (B4) , UMTS850 (B5) , UMTS900 (B8) , CDMA800 (BC0) , TD-SCDMA2000 , TD-SCDMA1900 , LTE2100 (B1) , LTE1800 (B3) , LTE1700/2100 (B4) , LTE850 (B5) , LTE2600 (B7) , LTE900 (B8) , LTE800 (B20) , LTE700 (B28) , TD-LTE2600 (B38) , TD-LTE1900 (B39) , TD-LTE2300 (B40) , TD-LTE2500 (B41) bands |
| Supported Cellular Data Links | GPRS , EDGE , UMTS , HSUPA , HSDPA , HSPA+ 21.1 , cdmaOne , CDMA2000 1x , CDMA2000 1xEV-DO , CDMA2000 1xEV-DO Rev A , TD-SCDMA , TD-HSDPA , LTE , LTE 100/50 , LTE 150/50 , LTE 300/50 data links |
| SIM Card Slot | Nano-SIM (4FF) |
| Complementary Phone Services | Voice transmission , Voice speaker , Vibrate , Speakerphone , ANC , HD Voice , VoLTE |
| Dual Cellular Network Operation | Dual standby |
| Sec. Supported Cellular Networks: | GSM850 , GSM900 , GSM1800 , GSM1900 |
| Sec. Supported Cellular Data Links: | GPRS , EDGE |
| Sec. SIM Card Slot | Nano-SIM (4FF) |
| Touchscreen Type | Capacitive multi-touch screen |
| Expansion Interfaces | TransFlash , microSD , microSDHC , microSDXC |
| USB | USB 2.0 |
| USB Services | USB charging , USB fast charging , USB Host , USB OTG 1.3 , USB PD |
| USB Connector | USB Micro-AB |
| Bluetooth | Bluetooth 4.2 |
| Wireless LAN | 802.11a , 802.11b , 802.11g , 802.11n |
| Wireless Services | Wi-Fi Tethering , WiDi |
| FM Radio Receiver | No |
| Complementary Satellite Services | Simultaneous GPS , A-GPS , Geotagging , QuickGPS |
| Supported GLONASS protocol(s) | L1OF |
| Camera Placement | Rear |
| Camera Image Sensor | CMOS |
| Number of effective pixels | 13.0 MP camera |
| Aperture (W) | f/2.20 |
| Zoom | 1.0 x optical zoom |
| Focus | PD AF |
| Video Recording | 1920×1080 pixel |
| Flash | single LED |
| Camera Extra Functions | HDR photo , Red-eye reduction , Macro mode , Panorama Photo , Face detection , Smile detection |
| Aux. Camera Image Sensor | No |
| Aux. 2 Camera Image Sensor | No |
| Aux. 3 Camera Image Sensor | No |
| Aux. 4 Camera Image Sensor | No |
| Secondary Camera Placement | Front |
| Secondary Camera Sensor | CMOS |
| Secondary Camera Number of pixels | 15.9 MP sec. cam |
| Secondary Aperture (W) | f/2.00 |
| Secondary Camera Extra Functions | HDR photo , Panorama Photo , Face detection , Face tagging , Smile detection , Face retouch |
| Sec. Aux. Cam. Image Sensor | No |
| Built-in compass | Yes |
| Built-in accelerometer | Yes |
| Additional sensors | FP sensor , L sensor , P sensor |
| Protection from solid materials | Yes |
| Protection from liquids | Yes |
| Battery | Li-ion polymer (LiPo) |
| Nominal Battery Voltage | 3.85 Volts |
| Nominal Battery Capacity | 3200 mAh battery |
| Nominal Battery Energy | 12.32 Wh |
| Estimated Battery Life | 8.0 hours |
| Talk Time: | 20.0 hours |
| Market Countries | China |
| Market Regions | Asia |
| Mobile Operator | China Mobile Limited |
| Added | 2024-06-24 |
Specifications data description of this 📱Oppo A77 Dual SIM TD-LTE CN A77t📱
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