| Hardware and OS | Itel P51 | vivo Y11 |
| Operating system | Android 7.0 Nougat | Android 4.4.4 (KitKat) |
| Processor | Processor clock: 1.30 GHz
| Quad-core 1.3 GHz Cortex-A7 |
| Chipset | | Mediatek MT6582М |
| RAM memory | 1 GB | |
| GPU | | Mali-400MP2 |
| Internal memory | 16 GB | 4 GB, 512 MB RAM |
| SIM cards standard | microSIM, microSIM | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory cards | yes
microSD, microSDHC, microSDXC (up to 32 GB) | |
| Display | Itel P51 | vivo Y11 |
| Type | | IPS LCD |
| Display | Color | |
| Size | | 4" inc |
| Display protection | yes | |
| Resolution | | 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) |
| Pixel Density | | 233 PPI |
| Colors | | 16M |
| Connectivity | Itel P51 | vivo Y11 |
| NFC | yes | |
| WiFi | yes v802.11 b/g/n | |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Hotspot WiFi | yes | |
| Wi-Fi | | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| DLNA | yes | |
| Network | | GSM / HSPA |
| IrDA | yes | |
| SIM card | | Dual SIM (Micro-SIM, dual stand-by) |
| Bluetooth | yes v4.2 | 4.0, A2DP, EDR |
| WAP | yes v2.0 | |
| Edge | yes | Yes |
| GPRS | yes | Yes |
| GPS | yes | Yes, with A-GPS |
| Speed | | HSPA 21.1/7.2 Mbps |
| USB | yes v2.0 OTG | microUSB 2.0, USB Host |
| Camera | Itel P51 | vivo Y11 |
| Flash | 2x LED | |
| Digital zoom | yes | |
| Additional | AF, f/2.0 | |
| Video formats | H.263, MPEG4 | |
| Main camera | 8 Mpx | 5 MP, Single |
| Specs | | 5 MP, AF |
| Features | | LED flash |
| Video | | 1080p@30fps |
| Selfie camera | 2 Mpx | 2 MP, Single |
| Multimedia | Itel P51 | vivo Y11 |
| 3.5 mm Jack | | Yes |
| Radio | yes | FM radio |
| Design | Itel P51 | vivo Y11 |
| Colors | | White, Black |
| Dimensions | | 123 x 62.5 x 8.8 mm |
| Weight | | 124 g |
| Battery | Itel P51 | vivo Y11 |
| Capacity | Li-Ion 5000 mAh | |
| Quick battery charging | yes | |
| Wireless battery charging | yes | |
| 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 | Itel P51 | vivo Y11 |
| Accelerometer | yes | |
| Altimeter | yes | |
| Barometer | yes | |
| Fingerprint scanner | yes | |
| Gravity | yes | |
| Release date | | 2014, Q4 |
| Gyroscope | yes | |
| Sensors | | Accelerometer, proximity , Infrared port |
| Hall-effect | yes | |
| Hygrometer | yes | |
| Iris scanner | yes | |
| Magnetometer | yes | |
| Proximity | yes | |
| Thermometer | yes | |
