| Hardware and OS | Oppo A1 | |
| Operating system | Android 7.1 (Nougat); ColorOS 3.1 | |
| Internal memory | 64 GB, 4 GB RAM | |
| External memory | microSD, up to 128 GB | |
| Display | Oppo A1 | other phones |
| Type | S-IPS LCD | |
| Size | 5.7" inc | |
| Resolution | 720 x 1440 px | |
| Touchscreen | capacitive touchscreen | |
| Display area | 83.8 cm2 | |
| Display aspect ratio | 18:9 (height:width) | |
| Pixel Density | 282 PPI | |
| Colors | 16M | |
| Connectivity | Oppo A1 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | LTE | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | |
| Bluetooth | 4.2, A2DP, LE | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS | |
| Speed | HSPA 42.2/5.76 Mbps, LTE | |
| USB | microUSB 2.0 | |
| Camera | Oppo A1 | other phones |
| Main camera | 13 MP, Single | |
| Specs | 13 MP, f/2.2, 1/3', 1.12µm, PDAF | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps | |
| Selfie camera | 8 MP, Single | |
| Multimedia | Oppo A1 | other phones |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | Oppo A1 | other phones |
| Colors | Blue, Red, White | |
| Battery | Oppo A1 | other phones |
| Battery capacity | 3180 mAh, Non-removable Li-Ion | |
| Other | Oppo A1 | other phones |
| Release date | 2018, March | |
| Sensors | Accelerometer, proximity | |