On this page we compare specs Vivo X51 Pro Qualcomm SDM765 Snapdragon 765G (7 nm) with Oppo A5s (AX5s) Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 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 | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Operating system | Android v11 | Android 8.1 (Oreo); ColorOS 5.2 |
| Processor | Qualcomm SDM765 Snapdragon 765G (7 nm) | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
| Chipset | | Mediatek MT6765 Helio P35 (12nm) |
| RAM | 8 GB | |
| GPU | | PowerVR GE8320 |
| Internal Storage | 128 GB | |
| Internal memory | | 32/64 GB, 2/3/4 GB RAM |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Display | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Type | AMOLED | S-IPS LCD |
| Size | 6.56 inches | 6.2" inc |
| Resolution | 1080 x 2376 pixels | 720 x 1520 px |
| Protection | | Corning Gorilla Glass 3 |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.6% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | 398 ppi | 271 PPI |
| Colors | | 16M |
| Connectivity | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Network support | 5G , 4G , 3G, 2G | |
| Dual SIM | Dual SIM, GSM GSM | |
| SIM size | SIM1: Nano, SIM2: Nano | |
| USB connectivity | Mass storage device, USB charging | |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | | LTE |
| Wi-Fi | Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | Yes, v5.1 | 4.2, A2DP, LE |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Speed | | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | | microUSB 2.0, USB On-The-Go |
| Camera | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Front camera resolution | 32 MP Primary Camera | |
| Camera features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Flash | Yes, LED Flash | |
| Autofocus | Yes | |
| Video recording | Yes | |
| Main camera | | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | | 8 MP, Single |
| Multimedia | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Loudspeaker | Yes | |
| 3.5 mm Jack | | Yes |
| Radio | | FM radio |
| Design | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Colours | Dark Blue, Light Blue | |
| Colors | | Red, Black, Gold, Green |
| Dimensions | | 155.9 x 75.4 x 8.2 mm |
| Weight | | 170 g |
| Battery | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Capacity | 5000 mAh | |
| Type | Lithium Polymer | |
| User replaceable | No | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Vivo X51 Pro | Oppo A5s (AX5s) |
|---|
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | On-Screen | |
| Other sensors | Accelerometer, Gyro, Proximity, Compass | |
| Release date | | 2019, March |
| Sensors | | Fingerprint (rear-mounted), accelerometer, proximity, compass |
