| Symphony Z28 |
vivo Y11 |
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| Hardware and OS | Symphony Z28 | vivo Y11 |
| Operating system | Android 10 | Android 4.4.4 (KitKat) |
| Processor | Octa-core CPU (4x1.8 GHz Cortex-A53 and 4x1.4 GHz Cortex-A53) | Quad-core 1.3 GHz Cortex-A7 |
| Chipset | Mediatek MT6762D Helio A25 (12 nm) | Mediatek MT6582М |
| GPU | PowerVR GE8320 | Mali-400MP2 |
| RAM | 3 GB | |
| Internal memory | 4 GB, 512 MB RAM | |
| Memory Card Slot | Yes, up to 128 GB via microSD card | |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| Display | Symphony Z28 | vivo Y11 |
| Type | IPS LCD capacitive touchscreen, 16M colors | IPS LCD |
| Size | 6.52 inches, 102.6 cm2 (~81.6% screen-to-body ratio) | 4" inc |
| Resolution | 720 x 1600 pixels, 20:9 ratio | 480 x 800 px |
| Touchscreen | 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 | Symphony Z28 | vivo Y11 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700) | |
| 5G Network | No support for 5G Network modem | |
| Technology | GSM / HSPA / LTE | |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Network | GSM / HSPA | |
| NFC | No | |
| SIM card | Dual SIM (Micro-SIM, dual stand-by) | |
| Bluetooth | Bluetooth 5.0, A2DP | 4.0, A2DP, EDR |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 21.1/7.2 Mbps |
| USB | Micro USB 2.0, USB OTG | microUSB 2.0, USB Host |
| Camera | Symphony Z28 | vivo Y11 |
| Camera Features | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | |
| Camera Type | Triple Lenses | |
| Video Recording | 1080p@30fps | |
| Main camera | 13 MP 5 MP 2 MP Main cameras | 5 MP, Single |
| Specs | 5 MP, AF | |
| Features | LED flash | |
| Video Resolution | 720p@30fps | |
| Video | 1080p@30fps | |
| Selfie camera | 8-megapixel | 2 MP, Single |
| Multimedia | Symphony Z28 | vivo Y11 |
| Headphone jack | Yes, 3.5mm audio jack | |
| FM Radio | Yes | |
| Loudspeaker | Yes | |
| 3.5 mm Jack | Yes | |
| Sound Enhancements | Active noise cancellation with dedicated mic | |
| Radio | FM radio | |
| Speaker Location | Chin, below display | |
| Design | Symphony Z28 | vivo Y11 |
| Colors | White, Black | |
| Body build | Premium Plastic | |
| Dimensions | 163.3 x 76.4 x 8.9 mm | 123 x 62.5 x 8.8 mm |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Weight | 124 g | |
| Battery | Symphony Z28 | vivo Y11 |
| Battery capacity | 1700 mAh, Removable Li-Po | |
| Capacity | Non-removable Li-Ion 4000 mAh battery | |
| Battery life | Talking time- Up to 11 h (2G) / Up to 8 h (3G) Music play - Up to 34 h | |
| Fast Charging | No | |
| Wireless Charging | No | |
| Music Play time | Up to 40 hours | |
| Standby time | Up to 700 hours | |
| TalkTime | Up to 34 hours | |
| Other | Symphony Z28 | vivo Y11 |
| Release date | 2014, Q4 | |
| Sensors | Accelerometer, proximity , Infrared port | |
| Other features | Symphony Z28 | vivo Y11 |
| Colors | Indigo Blue & Amazon Green | |
| Sensors | FaceID, Accelerometer, proximity |
