October 17th, 2018 
Ali Mohamed 
vivo Y81 has Android 8.1 (Oreo), It offers an internal memory of 32 GB with 3&4 GB RAM, It presents a screen of HD+ resolution, And it comes with a battery capacity of 3260 mAh .
vivo Y81 specifications
General
| Announce date | 2018, June |
| Release date | 2018, June |
| Status | Available |
| Height x Width | 155.1 mm x 75 mm (6.11 inches x 2.95 inches) |
| Thickness | 7.8 mm (0.31 inches) |
| Weight | 146.5 g (5.15 ounces) |
| Phone build | * Plastic frame * Glass front (Gorilla Glass) * Plastic back |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) |
| Colors | * Black * Gold |
Display
| Display type | IPS LCD capacitive touchscreen, 16M colors |
| Screen size | 6.22 inches (96.6 cm)2 (142.78 mm x 67.63 mm) |
| Screen-to-Body | 83.0% |
| Screen resolution | 720 x 1520 pixels [ HD+ resolution ] |
| Pixel density | ~270 ppi (pixels per inch) |
| Touchscreen type | Multi-touch screen |
| Screen protection | Corning Gorilla Glass |
Main Camera
| Rear camera | 13 MP, f/2.2 |
| Camera features | * LED flash * Geo-tagging * Touch focus * Face detection * HDR * Panorama * Digital zoom * Phase detection autofocus |
| Rear video | 1080p@30fps [ Full HD video ] |
Selfie Camera
| Front camera | 5 MP, f/2.2 |
Memory
| Card slot | MicroSDXC up to 256 GB (dedicated slot) |
| Internal memory | 32 GB |
| RAM | 3&4 GB RAM |
Battery
| Battery type | Lithium-polymer (Li-po) |
| Battery model | Non-removable |
| Battery capacity | 3260 mAh |
Platform
| Operating System | Android 8.1 (Oreo) |
| Chipset | Mediatek MT6762 Helio P22 (12 nanometers) |
| Processor | Octa-core 2.0 GHz |
| Graphics | PowerVR GE8320 |
| User interface (UI) | Funtouch 4 |
Sensors
| Fingerprint | yes (rear-mounted) – only 4 GB model |
| Accelerometer | yes |
| Proximity | yes |
| Compass | yes |
| Ambient light | yes |
Networks & Connectivity
| 2G | GSM – SIM 1 & SIM 2 CDMA 800 & TD-SCDMA |
| 3G | HSDPA |
| 4G | * LTE * LTE – India (Band 40) |
| 3G Speed | HSPA 42.2/5.76 Mbps |
| 4G Speed | LTE |
| GPRS | yes |
| EDGE | yes |
| Wireless LAN | * Wi-Fi 802.11 b/g/n * Wi-Fi hotspot * Wi-Fi Direct |
| Bluetooth | v5.0 |
| Bluetooth Features | * LE * A2DP |
| USB | MicroUSB 2.0 |
| GPS | * GPS * A-GPS * BDS (BeiDou) * GLONASS |
Sound
| Types of alerts | * MP3 * Vibration * WAV ringtones |
| Loudspeaker | yes |
| Headphone jack | yes, 3.5mm jack |
Features
| Messages | * SMS (threaded view) * Push Email * MMS * IM |
| Music player | MP3/WAV/WMA/eAAC+/FLAC player |
| Video player | MP4/DivX/Xvid/WMV/H.264 player |
| Browser | HTML5 |
Other features
| – Document viewer – Photo/video editor |
vivo Y81 disadvantages
| Water proof | No |
| Removable battery | No |
| Radio | No |
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