On this page we compare specs Vivo X51 Pro Qualcomm SDM765 Snapdragon 765G (7 nm) 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 | Vivo X51 Pro | Oppo A3s |
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Operating system | Android v11 | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | Qualcomm SDM765 Snapdragon 765G (7 nm) | Octa-core 1.8 GHz Cortex-A53 |
Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
RAM | 8 GB | |
GPU | | Adreno 506 |
Internal Storage | 128 GB | |
Internal memory | | 16 GB, 2 GB RAM |
External memory | | microSD, up to 256 GB (dedicated slot) |
Display | Vivo X51 Pro | Oppo A3s |
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Type | AMOLED | IPS LCD |
Size | 6.56 inches | 6.2" inc |
Resolution | 1080 x 2376 pixels | 720 x 1520 px |
Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
Screen-to-Body Ratio | | 81.2% |
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 A3s |
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Network support | 5G , 4G , 3G, 2G | |
Dual SIM | Dual SIM, GSM GSM | |
SIM size | SIM1: Nano, SIM2: Nano | |
2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
USB connectivity | Mass storage device, USB charging | |
3G Network | | HSDPA 850 / 900 / 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 |
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 A3s |
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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 A3s |
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Loudspeaker | Yes | |
3.5 mm Jack | | Yes |
Radio | | FM radio |
Design | Vivo X51 Pro | Oppo A3s |
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Colours | Dark Blue, Light Blue | |
Colors | | Red, Dark Purple |
Dimensions | | 156.2 x 75.6 x 8.2 mm |
Weight | | 168 g |
Battery | Vivo X51 Pro | Oppo A3s |
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Capacity | 5000 mAh | |
Type | Lithium Polymer | |
User replaceable | No | |
Battery capacity | | 4230 mAh, Non-removable Li-Ion |
Other | Vivo X51 Pro | Oppo A3s |
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Fingerprint sensor | Yes | |
Fingerprint sensor position | On-Screen | |
Other sensors | Accelerometer, Gyro, Proximity, Compass | |
Release date | | 2018, July |
Sensors | | Accelerometer, proximity, compass |