| Vivo | Xiaomi | |
Vivo Y91 8,990 | Xiaomi Redmi A4 5G 9,499 | |
| Processor-CPU | (4X 2.0GHz Cortex A53 + 4X 1.5GHz Cortex A53 ) Octa Core Meidatek Heilo P22 Processor | Qualcomm Snapdragon 4s Gen 2 | Graphics Processor-GPU | PowerVR GE8300 | Adreno 611 |
|---|---|---|
| Screen Size | 6.22 inch | 6.88 inch |
| Screen Resolution | HD+, 1500 x 720 pixe | 1640 x 720 |
| Color Options | Ocean Blue | Sparkle Purple |
| Operating System | Android Oreo | Android |
|---|---|---|
| OS Version | 8.1 | 14 |
| Primary Camera | 13.00 Mega Pixel | 50.00 Mega Pixel |
|---|---|---|
| Front Camera | 8.00 Mega Pixel | 5.00 |
| RAM | 2.00 GB | 4.00 GB |
|---|---|---|
| Internal Storage | 32 GB | 128 GB |
| Expandable upto | 256 GB | 1000 GB |
| Battery Capacity | 4030 mAh | 5160 mAh |
|---|
| Network Signal | GSM | |
|---|---|---|
| SIM Type | Nano | Nano |
| Dual SIM | Dual SIM Stand-by (GSM + LTE) | Nano+Nano |
| 3G | Yes | |
| 4G/LTE | Yes | Yes |
| VoLTE | Yes | Yes |
| WiFi | Yes | Yes |
| FM Radio | Yes |
| Navigation | GPS, A-GPS, GLONASS | A-GPS |
|---|---|---|
| Sensors | Proximity Sensor, Ambient Light Sensor, Accelerometer, Fingerprint | Fingerprint , accelerometer, gyro, proximity, compass |
| Bluetooth | 4.2 | 5.3 |
| NFC | No |
| Height | 155.00 mm. | 171.88 |
|---|---|---|
| Width | 75.00 mm. | 77.80 |
| Thickness | 8.00 mm. | 8.22 |
| Weight | 163.00 gm. | 212.30 |