| Specifications | Realme C21Y | Xiaomi Redmi 3S |
| Price | 6539.0 | 5490.0 |
| Camera | 13 MP + 2 MP + 2 MP And 5 MP | 13 MP And 5 MP |
| Battery | 5000 mAh | 4100 mAh |
| Operating System | Android v11 | Android v6.0 (Marshmallow) |
| Display | 6.5 inches (16.51 cm) | 5.0 inches (12.7 cm) |
Battery |
|
| 5000 mAh | 4100 mAh |
Display |
|
| 6.5 inches (16.51 cm) | 5.0 inches (12.7 cm) |
Front Camera |
|
| 5 MP | 5 MP |
Processor |
|
| Unisoc T610 | Qualcomm Snapdragon 430 MSM8937 |
RAM |
|
| 3 GB | 2 GB |
Rear Camera |
|
| 13 MP + 2 MP + 2 MP | 13 MP |
Capacity |
|
| 5000 mAh | 4100 mAh |
Quick Charging |
|
| - | Yes, Fast |
Removable |
|
| No | No |
Type |
|
| Li-ion | Li-Polymer |
USB Type-C |
|
| No | No |
Build Material |
|
| - | Case: Metal Back: Metal |
Colours |
|
| Cross Blue, Cross Black | Gold, Silver, Dark Grey |
Height |
|
| 164.5 mm | 139.3 mm |
Thickness |
|
| 9.1 mm | 8.5 mm |
Weight |
|
| 200 grams Below | 144 grams |
Width |
|
| 76 mm | 69.6 mm |
Aspect Ratio |
|
| 20:9 | - |
Bezel-less display |
|
| Yes with waterdrop notch | - |
Brightness |
|
| 420 nits | - |
Display Type |
|
| IPS LCD | IPS LCD |
Pixel Density |
|
| 270 ppi | 294 ppi |
Refresh Rate |
|
| 60 Hz | - |
Resolution |
|
| 720x1600 px (HD+) | 720x1280 px (HD) |
Screen Protection |
|
| - | No |
Screen Size |
|
| 6.5 inches (16.51 cm) | 5.0 inches (12.7 cm) |
Screen to Body Ratio (calculated) |
|
| 81.59 % | 70.92 % |
Screen to Body Ratio (claimed by the brand) |
|
| 88.7 % | - |
Touch Screen |
|
| Yes, Capacitive Touchscreen, Multi-touch | Yes, Capacitive Touchscreen, Multi-touch |
Autofocus |
|
| - | No |
Camera Features |
|
| Fixed Focus | - |
Camera Setup |
|
| Single | - |
Flash |
|
| - | No |
Resolution |
|
| 5 MP f/2.2, Wide Angle, Primary Camera(5.0" sensor size, 1.12µm pixel size) | 5 MP f/2.2, Primary Camera |
Sensor |
|
| CMOS | - |
Video Recording |
|
| 1280x720 @ 30 fps | - |
Brand |
|
| realme | Xiaomi |
Custom UI |
|
| Realme UI | MIUI |
Launch Date |
|
| August 30, 2021 (Official) | August 17, 2016 (Official) |
Operating System |
|
| Android v11 | Android v6.0 (Marshmallow) |
Autofocus |
|
| Yes, Phase Detection autofocus | Yes, Phase Detection autofocus |
Camera Features |
|
| 4 x Digital Zoom Auto Flash Face detection Touch to focus | Digital Zoom Auto Flash Face detection Touch to focus |
Camera Setup |
|
| Triple | Single |
Flash |
|
| Yes, LED Flash | Yes, LED Flash |
Image Resolution |
|
| 4128 x 3096 Pixels | 4128 x 3096 Pixels |
OIS |
|
| - | No |
Resolution |
|
| 13 MP f/2.2, Wide Angle (80° field-of-view), Primary Camera(25.5 mm focal length, 3" sensor size, 1.12µm pixel size)2 MP f/2.4, Macro Camera(21.8 mm focal length, 5.0" sensor size, 1.75µm pixel size)2 MP f/2.4(21.8 mm focal length, 5.0" sensor size, 1.75µm pixel size) | 13 MP f/2.0, Primary Camera |
Sensor |
|
| CMOS image sensor | CMOS image sensor |
Settings |
|
| Exposure compensation, ISO control | Exposure compensation, ISO control |
Shooting Modes |
|
| Continuous Shooting High Dynamic Range mode (HDR) | Continuous Shooting High Dynamic Range mode (HDR) |
Video Recording |
|
| 1920x1080 @ 30 fps | 1920x1080 @ 30 fps |
Audio Jack |
|
| 3.5 mm | 3.5 mm |
FM Radio |
|
| - | Yes |
Loudspeaker |
|
| Yes | Yes |
Bluetooth |
|
| Yes, v5.0 | Yes, v4.1 |
GPS |
|
| Yes with A-GPS, Glonass | Yes with A-GPS, Glonass |
NFC |
|
| No | No |
Network Support |
|
| 5G Not Supported in India, 4G Supported in India, 3G, 2G | 5G Not Supported in India, 4G Supported in India, 3G, 2G |
SAR Value |
|
| Head: 0.855 W/kg, Body: 0.674 W/kg | Head: 0.617 W/kg, Body: 0.429 W/kg |
SIM 1 |
|
| 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | 4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available |
SIM 2 |
|
| 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | 4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available |
SIM Size |
|
| SIM1: Nano, SIM2: Nano | SIM1: Micro, SIM2: Nano (Hybrid) |
SIM Slot(s) |
|
| Dual SIM, GSM+GSM | Dual SIM, GSM+GSM |
USB Connectivity |
|
| Mass storage device, USB charging, microUSB 2.0 | Mass storage device, USB charging, microUSB 2.0 |
VoLTE |
|
| Yes | Yes |
Wi-Fi |
|
| Yes, Wi-Fi 4 (802.11 b/g/n) | Yes, Wi-Fi 4 (802.11 b/g/n) |
Wi-Fi Features |
|
| Mobile Hotspot | Wi-Fi Direct, Mobile Hotspot |
Architecture |
|
| - | 64 bit |
CPU |
|
| Octa core (1.8 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55) | Octa core, 1.4 GHz, Cortex A53 |
Chipset |
|
| Unisoc T610 | Qualcomm Snapdragon 430 MSM8937 |
Fabrication |
|
| 12 nm | - |
Graphics |
|
| Mali-G52 | Adreno 505 |
RAM type |
|
| LPDDR4X | LPDDR3 |
Fingerprint Sensor |
|
| Yes | No |
Fingerprint Sensor Position |
|
| Rear | - |
Other Sensors |
|
| Light sensor, Proximity sensor, Accelerometer | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
Expandable Memory |
|
| Yes, Up to 256 GB | Yes, Up to 128 GB |
Internal Memory |
|
| 32 GB | 16 GB |
Storage Type |
|
| eMMC 5.1 | - |
USB OTG |
|
| Yes | Yes |
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