Oppo A91
General
| Name | Oppo A91 |
| Brand | Oppo |
| Model | A91, PCPM00 |
| Category | Smartphone |
| Launch Announcement | 2019, December |
| Launch Date | Exp. Release 2019, December |
Performance
| Operating System | Android |
| OS Version | 9.0 (Pie) |
| User Interface (ui) | ColorOS 6.1 |
| Chipset | Mediatek MT6771V Helio P70 (12nm) |
| Processor | Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) |
| Graphics (GPU) | Mali-G72 MP3 |
Display
| Display Type | Super AMOLED capacitive touchscreen, 16M Colors |
| Display Size | 6.4 inches |
| Display Resolution | 1080 x 2340 pixels, 19.5:9 ratio |
| Display Multitouch | Yes |
| Display Density | 403 ppi density |
Body & Build
| Body Weight | 172 g |
| Colors | Dark Blue, Red, Blue |
| Network Sim | Dual SIM (Nano-SIM, Dual stand-by) |
Main & Selfie Cameras
| Primary Camera | Quad: 48 MP, (wide) |
| 8 MP, (ultrawide) | |
| 2 MP, (dedicated macro camera) | |
| 2 MP, (depth sensor) | |
| Camera Features | LED Flash, HDR, Panorama |
| Video | 2160p@30fps, 1080p@30fps |
| Selfie Camera | 16 MP |
Storage
| Internal Storage | 128 GB |
| External Storage | microSD, up to 256 GB (dedicated slot) |
| Ram | 8 GB |
Multimedia
| Audio | Yes |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| Messaging | SMS(threaded view), MMS, Email |
Battery & Charging
| Battery Type | Non-removable Li-Po Battery |
| Battery Capacity | 4025 mAh |
| Charging | Fast Battery Charging 30W: 67% in 30 min (VOOC Flash Charge 4.0) |
Network & Connectivity
| Network Type | GSM / CDMA / HSPA / LTE |
| Network 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Network 3G | HSDPA 850 / 1700(AWS) / 1900 / 2100 |
| Network 4G | LTE |
| Speed | HSPA, LTE-A |
| GPRS | Yes |
| EDGE | Yes |
| WiFi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Hotspot |
| Bluetooth | 5.0, A2DP, LE, aptX HD |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| Fm Radio | Yes |
| GPS | Yes, with A-GPS |
Sensors
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Browser | HTML5 |
| Java | No |