| Realme C21 |
vivo Y11 |
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| Hardware and OS | Realme C21 | vivo Y11 |
| Operating system | Android v10 (Q) | Android 4.4.4 (KitKat) |
| Processor | Octa core, 2.3 GHz, Cortex A53 | Quad-core 1.3 GHz Cortex-A7 |
| Chipset | MediaTek Helio G35 | Mediatek MT6582М |
| GPU | Mali-400MP2 | |
| RAM | 3 GB | |
| Internal memory | 32 GB | 4 GB, 512 MB RAM |
| External memory | microSD, up to 256 GB (dedicated slot) | |
| Expandable Memory | Yes, Up to 256 GB | |
| Custom UI | Realme UI | |
| Graphics | PowerVR GE8320 | |
| Display | Realme C21 | vivo Y11 |
| Type | IPS LCD | |
| Size | 4" inc | |
| Resolution | 720 x 1600 pixels | 480 x 800 px |
| Screen Size | 6.5 inches (16.51 cm) | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 59.2% | |
| Display Type | IPS LCD | |
| Display area | 45.5 cm2 | |
| Display aspect ratio | 5:3 (height:width) | |
| Touch Screen | Yes, Capacitive Touchscreen, Multi-touch | |
| Pixel Density | 270 ppi | 233 PPI |
| Aspect Ratio | 20:9 | |
| Colors | 16M | |
| Screen to Body Ratio | 89.5 % | |
| Connectivity | Realme C21 | vivo Y11 |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| Wi-Fi | Yes, Wi-Fi 802.11, b/g/n, MIMO | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Network | 4G , 3G, 2G | GSM / HSPA |
| SIM card | Dual SIM (Micro-SIM, dual stand-by) | |
| Bluetooth | Yes, v5.0 | 4.0, A2DP, EDR |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes with A-GPS, Glonass | Yes, with A-GPS |
| Speed | HSPA 21.1/7.2 Mbps | |
| USB | microUSB 2.0, USB Host | |
| NFC | No | |
| VoLTE | Yes | |
| Wi-Fi Features | Mobile Hotspot | |
| USB Connectivity | Mass storage device, USB charging, microUSB 2.0 | |
| Main Camera | Realme C21 | vivo Y11 |
| Resolution | 13 MP f/2.2 (upto 4x Digital Zoom), Wide Angle Primary Camera(26 mm focal length, 3" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera(1.75µm pixel size)2 MP f/2.4 Mono Camera(1.75µm pixel size) | |
| Image Resolution | 4128 x 3096 Pixels | |
| Flash | Yes, LED Flash | |
| Camera Features | 4 x Digital Zoom Auto Flash Face detection Touch to focus | |
| Autofocus | Yes, Phase Detection autofocus | |
| Camera Setup | Triple | |
| Sensor | CMOS image sensor | |
| Video Recording | 1920x1080 @ 30 fps | |
| Settings | Exposure compensation, ISO control | |
| Front Camera | Realme C21 | vivo Y11 |
| Resolution | 5 MP f/2.2, Wide Angle Primary Camera(5.0" sensor size, 1.12µm pixel size) | |
| Camera Setup | Single | |
| Video Recording | 1920x1080 @ 30 fps | |
| Camera Features | Fixed Focus | |
| Camera | Realme C21 | vivo Y11 |
| Main camera | 5 MP, Single | |
| Specs | 5 MP, AF | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | 2 MP, Single | |
| Multimedia | Realme C21 | vivo Y11 |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Audio Jack | 3.5 mm | |
| Design | Realme C21 | vivo Y11 |
| Colors | White, Black | |
| Dimensions | 123 x 62.5 x 8.8 mm | |
| Weight | 190 grams | 124 g |
| Height | 165.2 mm | |
| Width | 76.4 mm | |
| Thickness | 8.9 mm | |
| Build Material | Back: Plastic | |
| Colours | Cross Blue, Cross Black | |
| Battery | Realme C21 | vivo Y11 |
| 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 | |
| Type | Li-ion | |
| Capacity | 5000 mAh | |
| Removable | No | |
| USB Type-C | No | |
| Other | Realme C21 | vivo Y11 |
| Release date | 2014, Q4 | |
| Sensors | Accelerometer, proximity , Infrared port | |
| Features | Realme C21 | vivo Y11 |
| Fingerprint Sensor | Yes | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer |
