| Hardware and OS | Atom Maximus | Oppo A3s |
| Operating system | Android v4.2.1 (Jelly Bean) | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | 1.5 GHz, Quad Core Processor | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | MediaTek Helio 6589T | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | | Adreno 506 |
| RAM | 1 GB | |
| Internal memory | 16 GB | 16 GB, 2 GB RAM |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory Card Slot | Yes, upto 32 GB | |
| Graphics | Adreno 320, 400 MHz | |
| Dual Sim | Yes | |
| Sim Type | Dual Sim, GSM GSM | |
| Display | Atom Maximus | Oppo A3s |
| Type | | IPS LCD |
| Size | | 6.2" inc |
| Resolution | | 720 x 1520 px |
| Touchscreen | | capacitive touchscreen |
| Screen Size | 6.5 inches, 1920 x 1080 pixels | |
| Screen-to-Body Ratio | | 81.2% |
| Display Type | (16M colors) | |
| Display area | | 95.9 cm2 |
| Display aspect ratio | 16:9 | 19:9 (height:width) |
| Touch Screen | Yes, with Multitouch | |
| Pixel Density | ~339 PPI | 271 PPI |
| Colors | | 16M |
| Connectivity | Atom Maximus | Oppo A3s |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | Yes 21 Mbps Download 5.76 Mbps Upload | HSDPA 850 / 900 / 2100 |
| 4G Network | | LTE |
| Wi-Fi | | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | | GSM / HSPA / LTE |
| USB Features | USB Tethering | |
| SIM card | | |
| Wifi | | |
| Bluetooth | | |
| Edge | | |
| GPRS | | |
| GPS | | |
| Speed | | |
| USB | | |
| Camera | Atom Maximus | Oppo A3s |
| Multimedia | Atom Maximus | Oppo A3s |
| Design | Atom Maximus | Oppo A3s |
| Battery | Atom Maximus | Oppo A3s |
| Other | Atom Maximus | Oppo A3s |
