On this page we compare specs ASUS ZenFone 4 Selfie Pro with Oppo A3s Octa-core 1.8 GHz Cortex-A53, we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
| Hardware and OS | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Operating system | Android 7.0 (Nougat) | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| RAM | 4GB | |
| GPU | Adreno 506 | Adreno 506 |
| Internal Storage | 64GB | |
| Internal memory | | 16 GB, 2 GB RAM |
| Memory Card Slot | Yes (up to 2TB) | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| User Interface | ZenUI 4.0 | |
| Display | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Type | AMOLED | IPS LCD |
| Size | 5.5 inch | 6.2" inc |
| Resolution | 1920 x 1080 (FHD) | 720 x 1520 px |
| Touchscreen | Yes | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Protection | Corning Gorilla Glass (X), 2.5D | |
| Pixel Density | 401 ppi | 271 PPI |
| Features | Capacitive Touchscreen, Glove Support, Oleophobic Coating, 500nit Brightness, 76.7% Screen-To-Body Ratio, Blue Light Filter, 1.7mm Borders. | |
| Colors | 16 Million Colors | 16M |
| Connectivity | ASUS ZenFone 4 Selfie Pro | 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 | Wi-Fi 802.11 a/b/g/n, Single-Band, Wi-Fi Direct | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| SIM | Nano SIM | |
| Network | | GSM / HSPA / LTE |
| Dual SIM | Yes (With Hybrid MicroSD Expansion) | |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | | 4.2, A2DP, LE |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | Yes - GPS/ AGPS/ Glonass/ BDS | Yes, with A-GPS |
| Speed | HSPA, HSPA , LTE | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | MicroUSB 2.0 (Support OTG) | microUSB 2.0, USB On-The-Go |
| Camera | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Main camera | 16 MP | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | LED Flash (Front, Back) | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | 12 MP (x2) f/1.8 | 8 MP, Single |
| Multimedia | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Loudspeaker | Yes | |
| 3.5 mm Jack | yes | Yes |
| Radio | | FM radio |
| Design | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Waterproof | No | |
| Colors | | Red, Dark Purple |
| Dimensions | 154.02 x 74.83 x 6.85 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 145g | 168 g |
| Battery | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Placement | Non-Removable | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | ASUS ZenFone 4 Selfie Pro | Oppo A3s |
|---|
| Release date | | 2018, July |
| Sensors | Fingerprint Sensor (Front), Gravity Sensor, Magnetometer, Gyroscope, Proximity Sensor, Ambient Light Sensor, Color Correction Sensor (Front Lens) | Accelerometer, proximity, compass |
