| I Kall K4 |
vivo Y11 |
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| Hardware and OS | I Kall K4 | vivo Y11 |
| Operating system | Android v6.0 (Marshmallow) | Android 4.4.4 (KitKat) |
| Processor | Quad core, 1.3 GHz | Quad-core 1.3 GHz Cortex-A7 |
| Chipset | Mediatek MT6582М | |
| RAM | 2 GB | |
| GPU | Mali-400MP2 | |
| Internal memory | 16 GB | 4 GB, 512 MB RAM |
| Expandable Memory | yes Up to 32 GB | |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| SIM Slot(s) | Dual SIM, GSM GSM | |
| Display | I Kall K4 | vivo Y11 |
| Type | IPS LCD | |
| Screen Size | 5.45 inches (13.84 cm) | |
| Size | 4" inc | |
| Screen Resolution | 480 x 960 pixels | |
| Resolution | 480 x 800 px | |
| Display Type | TFT | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 59.2% | |
| Touch Screen | yes Capacitive Touchscreen, Multi-touch | |
| Display area | 45.5 cm2 | |
| Display aspect ratio | 5:3 (height:width) | |
| Pixel Density | 197 ppi | 233 PPI |
| Colors | 16M | |
| Main Camera | I Kall K4 | vivo Y11 |
| Resolution | 5 MP Primary Camera | |
| Image Resolution | 2592 x 1944 Pixels | |
| Flash | yes LED Flash | |
| Camera Features | Digital Zoom | |
| Connectivity | I Kall K4 | vivo Y11 |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| Wi-Fi | yes Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Network | 4G: Available , 3G: Available, 2G: Available | GSM / HSPA |
| SIM card | Dual SIM (Micro-SIM, dual stand-by) | |
| Bluetooth | yes v4.2 | 4.0, A2DP, EDR |
| SIM 2 | 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | yes with A-GPS | Yes, with A-GPS |
| VoLTE | yes | |
| Speed | HSPA 21.1/7.2 Mbps | |
| USB | microUSB 2.0, USB Host | |
| Wi-Fi Features | Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging, microUSB | |
| Front Camera | I Kall K4 | vivo Y11 |
| Resolution | 2 MP Primary Camera | |
| Camera | I Kall K4 | vivo Y11 |
| Main camera | 5 MP, Single | |
| Specs | 5 MP, AF | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | 2 MP, Single | |
| Multimedia | I Kall K4 | vivo Y11 |
| Audio Jack | 3.5 mm | |
| Loudspeaker | yes | |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | I Kall K4 | vivo Y11 |
| Colours | Gold | |
| Colors | White, Black | |
| Dimensions | 123 x 62.5 x 8.8 mm | |
| Weight | 124 g | |
| Features | I Kall K4 | vivo Y11 |
| Fingerprint Sensor | yes | |
| Fingerprint Sensor Position | Rear | |
| Other Sensors | Proximity sensor, Accelerometer | |
| Battery | I Kall K4 | vivo Y11 |
| Type | Li-ion | |
| Capacity | 2500 mAh | |
| User Replaceable | No | |
| USB Type-C | No | |
| 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 | I Kall K4 | vivo Y11 |
| Release date | 2014, Q4 | |
| Sensors | Accelerometer, proximity , Infrared port |
