| Hardware and OS | Oppo A73 | |
| Operating system | Color OS 3.2 (Android 7.1.1 Nougat) | |
| Processor | Octa-core 4x2.5GHz ARM Cortex-A53 4x1.6GHz ARM Cortex-A53 | |
| GPU | ARM Mali-G71 MP2, 770 MHz, 2-Cores | |
| RAM | 4GB | |
| Internal Storage | 32GB | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes with Modified Android | |
| Display | Oppo A73 | other phones |
| Type | LTPS Capacitive touchscreen | |
| Size | 6.0-inches FHD | |
| Resolution | 2160 x 1080 Pixels, 24 bit color depth | |
| Colors | 16M Colors | |
| Pixel Density | ~ 402 ppi | |
| Touchscreen | Yes Multi Touch Support | |
| Protection | Yes Support | |
| Features | LTPS FHD Display, ~ 402 PPI, Pixel Per Inch, Capacitive Touch, 2.5D Curved Glass Screen, LTPS Display, Corning Gorilla Glass | |
| Connectivity | Oppo A73 | other phones |
| 4G Network | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, 802.11 n,Dual Band (2.4 G, 5G), Wi-Fi Direct, Wi-Fi HotSpot, Wi-Fi Display | |
| GPS | Yes, with GPS, A-GPS, GLONASS | |
| NFC | No | |
| USB | Micro USB 2.0 USB On-The-Go with Charging and Mass Storage Function | |
| Speed | LTE : 850 / 900 / 1800 / 1900 / 2100 MHz LTE : 1700 / 2100 MHz LTE-TDD : 1900 MHz (Band 39) LTE-TDD : 2300 MHz (Band 40) LTE-TDD : 2500 MHz (Band 41) LTE-TDD : 2600 MHz (Band 38) | |
| SIM | Nano SIM | |
| Dual SIM | Dual SIM (Nano-SIM, Nano-SIM), Dual Standby | |
| Wireless Charging | No | |
| Camera | Oppo A73 | other phones |
| Main camera | 13 Megapixels | |
| Features | Yes with Dual-LED Flash | |
| Image | 4160 x 3120 Pixels | |
| Selfie camera | 16 Megapixels with F2.0 Aperture, 1.0 um Pixel Size, 5P Lens, CMOS Sensor, A.I Beauty, 1/3.09-inch Sensor | |
| Multimedia | Oppo A73 | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes Support 3GP, MP4, FLV, WMV, AVI, MKV, H.264, H.263 | |
| Video Out | Yes With Wireless Media Link | |
| Ring Tones | Yes | |
| 3.5 mm Jack | yes | |
| Design | Oppo A73 | other phones |
| Dimensions | 156.5 mm x 76 mm x 7.5 mm | |
| Waterproof | No | |
| Weight | 152 Grams (With Battery) | |
| Battery | Oppo A73 | other phones |
| Capacity | 3,200 mAh Lithium-Polymer | |
| Placement | Non-Removable | |
| Other | Oppo A73 | other phones |
| Sensors | Proximity Sensor, Accelerometer, Ambient Light, Fingerprint, Compass Sensor | |
