| ZTE Blade A51s |
vivo Y11 |
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| Hardware and OS | ZTE Blade A51s | vivo Y11 |
| Operating system | Android 11 | Android 4.4.4 (KitKat) |
| Processor | Unisoc SC9863A Processor clock: 1.60 GHz Number of cores: 8 GPU: IMG8322 | Quad-core 1.3 GHz Cortex-A7 |
| Chipset | Mediatek MT6582М | |
| RAM memory | 3 GB | |
| GPU | Mali-400MP2 | |
| Internal memory | 64 GB | 4 GB, 512 MB RAM |
| SIM cards standard | nanoSIM | |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| Memory cards | yes microSD, microSDHC, microSDXC (up to 512 GB) | |
| Display | ZTE Blade A51s | vivo Y11 |
| Type | IPS LCD | |
| Display | Color / IPS TFT 16M colors, 60 Hz 720 x 1560 px (6.50") 264 ppi | |
| 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 | ZTE Blade A51s | 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 | ZTE Blade A51s | vivo Y11 |
| Flash | yes LED | |
| Digital zoom | yes | |
| Additional | AF | |
| Video formats | H.263, H.264, MPEG4 | |
| Main camera | 13 Mpx | 5 MP, Single |
| Specs | 5 MP, AF | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | 5 Mpx | 2 MP, Single |
| Multimedia | ZTE Blade A51s | vivo Y11 |
| 3.5 mm Jack | Yes | |
| Radio | yes | FM radio |
| Design | ZTE Blade A51s | vivo Y11 |
| Colors | White, Black | |
| Dimensions | 123 x 62.5 x 8.8 mm | |
| Weight | 124 g | |
| Battery | ZTE Blade A51s | vivo Y11 |
| Capacity | Li-Ion 3200 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 | ZTE Blade A51s | 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 |
