| Hardware and OS | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Operating system | Android 6.0 (Marshmallow) | Android 4.4.4 (KitKat) |
| Processor | | Quad-core 1.3 GHz Cortex-A7 |
| Chipset | | Mediatek MT6582М |
| RAM | 2 GB | |
| GPU | Adreno 510 | Mali-400MP2 |
| Internal Storage | 16 GB | |
| Internal memory | | 4 GB, 512 MB RAM |
| Memory Card Slot | Yes (up to 128GB) | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| User Interface | ZenUI | |
| Display | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Type | IPS | IPS LCD |
| Size | 7.9 inch | 4" inc |
| Resolution | 1536 x 2048 pixels | 480 x 800 px |
| Touchscreen | Yes | capacitive touchscreen |
| Screen-to-Body Ratio | | 59.2% |
| Display area | | 45.5 cm2 |
| Display aspect ratio | | 5:3 (height:width) |
| Features | Capacitive Touchscreen, 10 Finger Multi-Touch Support, Anti-Fingerprint Coating, ASUS Tru2Life Technology. | |
| Pixel Density | 324 ppi | 233 PPI |
| Colors | 16 Million Colors | 16M |
| Connectivity | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| NFC | No | |
| Wi-Fi | Yes | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Network | | GSM / HSPA |
| SIM card | | Dual SIM (Micro-SIM, dual stand-by) |
| SIM | Micro SIM | |
| Bluetooth | | 4.0, A2DP, EDR |
| Dual SIM | No | |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | Yes - GPS/ AGPS/ Glonass | Yes, with A-GPS |
| Speed | LTE-A | HSPA 21.1/7.2 Mbps |
| USB | MicroUSB 2.0 | microUSB 2.0, USB Host |
| Camera | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Main camera | 8 MP f/2.0 | 5 MP, Single |
| Specs | | 5 MP, AF |
| Features | No | LED flash |
| Video | | 1080p@30fps |
| Selfie camera | 2 MP | 2 MP, Single |
| Multimedia | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Loudspeaker | Yes | |
| Video Playback | MP4, (H.264 Support) | |
| 3.5 mm Jack | Yes | Yes |
| Radio | No | FM radio |
| Design | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Waterproof | No | |
| Colors | | White, Black |
| Dimensions | 205.23 x 136.4 x 5.4 mm | 123 x 62.5 x 8.8 mm |
| Weight | 310g | 124 g |
| Battery | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Placement | Non-removable | |
| Battery capacity | | 1700 mAh, Removable Li-Po |
| Battery life | | Talking time- Up to 11 h (2G) / Up to 8 h (3G)
Music play - Up to 34 h |
| Other | ASUS ZenPad Z8 (ZT581KL) | vivo Y11 |
| Release date | | 2014, Q4 |
| Sensors | Accelerometer, Gyroscope, Gravity Sensor, Ambient Light Sensor, Hall Sensor, Magnetometer, Capacitive Sensor | Accelerometer, proximity , Infrared port |
