| Energy Sistem Phone Pro 3 |
Oppo A3s |
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| Hardware and OS | Energy Sistem Phone Pro 3 | Oppo A3s |
| Operating system | Android 7.0 Nougat | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-Core (4x Cortex A53 1.5 GHz 4x Cortex A53 1.0 GHz) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | MediaTek MT6750 (28 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Arm Mali-T860 MP2 | Adreno 506 |
| Internal memory | 3GB 32GB | 16 GB, 2 GB RAM |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| Display | Energy Sistem Phone Pro 3 | Oppo A3s |
| Type | LCD IPS | IPS LCD |
| Size | 5.5" inc | 6.2" inc |
| Resolution | 1080 x 1920 px | 720 x 1520 px |
| Display colors | 16M | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Screen area | cm2 | |
| Screen-to-Body Ratio | 81.2% | |
| Screen format | 16:9 (height:width) | |
| Display area | 95.9 cm2 | |
| Screen to body ratio | 71% | |
| Display aspect ratio | 19:9 (height:width) | |
| PPI /points per inch/ | 401 PPI | |
| Pixel Density | 271 PPI | |
| Screen protection | Scratch-resistant glass | |
| Colors | 16M | |
| Connectivity | Energy Sistem Phone Pro 3 | Oppo A3s |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 2100 | |
| NFC | No | |
| 4G Network | LTE | |
| Wi-Fi | 802.11b, 802.11g, 802.11n,Wi-Fi Hotspot ,Wi-Fi Direct | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | 2G / 3G / 4G | GSM / HSPA / LTE |
| SIM card | Dual SIM, Dual Standby (Nano SIM Nano SIM), | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | Bluetooth 4.1 | 4.2, A2DP, LE |
| Edge | Yes | Yes |
| GPRS | Yes | Yes |
| GPS | GPS, A-GPS, GLONASS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | |
| USB | Yes, USB Type C, USB On-The-Go (OTG) | microUSB 2.0, USB On-The-Go |
| Camera | Energy Sistem Phone Pro 3 | Oppo A3s |
| Rear camera, main | 13 MP, Double | |
| Camera specs | 13 MP, ?/ 2.0, (Standard), 1.12 µm 2 MP, (wide) | |
| Functions | Dual LED Flash | |
| Main camera | 13 MP, Dual | |
| Specs | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor | |
| Front camera, selfie | 4.9 MP, Single | |
| Features | LED flash, HDR, panorama | |
| Specifications | 4.9 MP | |
| Video | Yes | 1080p@30fps |
| Selfie camera | 8 MP, Single | |
| Multimedia | Energy Sistem Phone Pro 3 | Oppo A3s |
| Headphone jack | Yes | |
| 3.5 mm Jack | Yes | |
| Radio | Yes | FM radio |
| Design | Energy Sistem Phone Pro 3 | Oppo A3s |
| Dimensions (HxWxD) | 154.0 x76.4 x 8.2 mm | 6.06 x 3.01 x 0.32 in | |
| Colors | Black | Red, Dark Purple |
| Body build | Plastic | |
| Dimensions | 156.2 x 75.6 x 8.2 mm | |
| Weight | 160 g | 5.64 oz | 168 g |
| Battery | Energy Sistem Phone Pro 3 | Oppo A3s |
| Battery | 3000 mAh, Li-Polymer | |
| Battery capacity | 4230 mAh, Non-removable Li-Ion | |
| Other features | Energy Sistem Phone Pro 3 | Oppo A3s |
| Sensors | Fingerprint (front-mounted), Proximity, Light sensor, Accelerometer, Fast charging | |
| Other | Energy Sistem Phone Pro 3 | Oppo A3s |
| Release date | 2018, July | |
| Sensors | Accelerometer, proximity, compass |
