| Hardware and OS | Energizer Power Max P8100S | Oppo A3s |
| Operating system | Android 9.0 (Pie) | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Qualcomm SDM855 Snapdragon 855 (7 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Adreno 640 | Adreno 506 |
| Internal memory | 256 GB, 8 GB RAM | 16 GB, 2 GB RAM |
| External memory | microSD, up to 256 GB | microSD, up to 256 GB (dedicated slot) |
| Display | Energizer Power Max P8100S | Oppo A3s |
| Type | IPS LCD | IPS LCD |
| Size | 8.1" inc | 6.2" inc |
| Resolution | 1536 x 2048 px | 720 x 1520 px |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Display area | 203.2 cm2 | 95.9 cm2 |
| Screen-to-Body Ratio | | 81.2% |
| Display aspect ratio | 4:3 (height:width) | 19:9 (height:width) |
| Pixel Density | 316 PPI | 271 PPI |
| Colors | 16M | 16M |
| Other | Cover display: 6 inches, 1080 x 2160 pixels | |
| Connectivity | Energizer Power Max P8100S | Oppo A3s |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE (unspecified) | LTE |
| 5G Network | 5G NSA / Sub6 / mmWave | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | GSM / HSPA / LTE / 5G | GSM / HSPA / LTE |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE |
| Edge | Yes | Yes |
| GPRS | Yes | Yes |
| GPS | Yes, with A-GPS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat13 600/50 Mbps; 5G (2 Gbps DL) | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | Type-C 1.0 reversible connector | microUSB 2.0, USB On-The-Go |
| Camera | Energizer Power Max P8100S | Oppo A3s |
| Main camera | 48 MP, Dual | 13 MP, Dual |
| Specs | 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
-12 MP | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | Dual-LED flash, HDR, panorama | LED flash, HDR, panorama |
| Video | 2160p@30fps | 1080p@30fps |
| Selfie camera | 24 MP, Single | 8 MP, Single |
| Multimedia | Energizer Power Max P8100S | Oppo A3s |
| 3.5 mm Jack | No | Yes |
| Radio | FM radio | FM radio |
| Design | Energizer Power Max P8100S | Oppo A3s |
| Dimensions | | 156.2 x 75.6 x 8.2 mm |
| Colors | Dark red | Red, Dark Purple |
| Weight | | 168 g |
| Battery | Energizer Power Max P8100S | Oppo A3s |
| Battery capacity | 10000 mAh, Non-removable Li-Po , | 4230 mAh, Non-removable Li-Ion |
| Other | Energizer Power Max P8100S | Oppo A3s |
| Release date | 2019, February | 2018, July |
| Sensors | Accelerometer, gyro, proximity, compass | Accelerometer, proximity, compass |
