key specs |
Display | 6.22-inch | 6.10-inch | 5.99-inch | 5.99-inch |
Processor | MediaTek Helio P22 | Qualcomm Snapdragon 821 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 636 |
Front Camera | 8-megapixel | 8-megapixel | 20-megapixel | 20-megapixel |
Rear Camera | 13-megapixel + 2-megapixel | 16-megapixel | 12-megapixel + 20-megapixel | 12-megapixel + 5-megapixel |
RAM | 2GB | 4GB | 4GB | 4GB |
Storage | 32MB | 32GB | 64GB | 64GB |
Battery Capacity | 4030mAh | 3000mAh | 3000mAh | 4000mAh |
OS | Android 8.1 | Android 8.1 Oreo | Android 8.1 Oreo | Android 7.1.1 |
Resolution | 720x1520 pixels | 1440x3120 pixels | 1080x2160 pixels | 1080x2160 pixels |
general |
Brand | Vivo | LG | Xiaomi | Xiaomi |
Model | Y91 | Q9 | Mi A2 | Redmi Note 5 Pro |
Release date | January 1, 2019 | January 1, 2019 | July 1, 2018 | February 1, 2018 |
Launched in India | Yes | No | Yes | Yes |
Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
Dimensions (mm) | 155.11 x 75.09 x 8.28 | 153.20 x 71.90 x 7.90 | 158.70 x 75.40 x 7.30 | 158.60 x 75.40 x 8.05 |
Weight (g) | 163.50 | 159.00 | 168.00 | 181.00 |
Battery capacity (mAh) | 4030 | 3000 | 3000 | 4000 |
Colours | Starry Black, Ocean Blue | Carmine Red, Aurora Black, Moroccan Blue | Black, Gold, Lake Blue, Rose Gold | Black, Gold, Lake Blue, Rose Gold |
Fast charging | - | Quick Charge 3.0 | - | - |
Removable battery | - | - | No | No |
Body type | - | - | - | Metal |
SAR value | - | - | - | 1.19 |
display |
Screen size (inches) | 6.22 | 6.10 | 5.99 | 5.99 |
Touchscreen | Yes | Yes | Yes | Yes |
Resolution | 720x1520 pixels | 1440x3120 pixels | 1080x2160 pixels | 1080x2160 pixels |
Aspect ratio | - | 19.5:9 | 18:9 | 18:9 |
Pixels per inch (PPI) | - | 564 | 403 | - |
Protection type | - | - | - | Gorilla Glass |
hardware |
Processor | octa-core | 2.4GHz quad-core | octa-core (4x2.2GHz + 4x1.8GHz) | 1.8GHz octa-core |
Processor make | MediaTek Helio P22 (MT6762R) | Qualcomm Snapdragon 821 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 636 |
RAM | 2GB | 4GB | 4GB | 4GB |
Internal storage | 32MB | 32GB | 64GB | 64GB |
Expandable storage | Yes | Yes | No | Yes |
Expandable storage type | microSD | microSD | microSD | microSD |
Expandable storage up to (GB) | 256 | 2000 | - | 128 |
Dedicated microSD slot | Yes | - | - | - |
camera |
Rear camera | 13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4) | 16-megapixel (f/2.2) | 12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron) | 12-megapixel (f/2.2, 1.25-micron) + 5-megapixel (f/2.0, 1.12-micron) |
Rear flash | LED | LED | Dual LED | LED |
Front camera | 8-megapixel (f/f/1.8) | 8-megapixel (f/1.9) | 20-megapixel (f/2.2, 1.0-micron) | 20-megapixel (f/2.2, 1.0-micron) |
Front flash | No | - | LED | LED |
Rear autofocus | - | - | Phase detection autofocus | Phase detection autofocus |
software |
Operating system | Android 8.1 | Android 8.1 Oreo | Android 8.1 Oreo | Android 7.1.1 |
Skin | Funtouch OS 4.5 | - | - | MIUI 9 |
connectivity |
Wi-Fi | Yes | Yes | Yes | Yes |
Bluetooth | Yes, v 5.00 | Yes, v 5.00 | Yes, v 5.00 | Yes, v 5.00 |
NFC | No | Yes | Yes | No |
Micro-USB | Yes | - | - | Yes |
Headphones | 3.5mm | - | No | 3.5mm |
Number of SIMs | 2 | - | 2 | 2 |
Active 4G on both SIM cards | Yes | - | - | - |
Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | 802.11 b/g/n/ac |
GPS | - | Yes | Yes | Yes |
USB Type-C | - | Yes | - | - |
FM | - | Yes | - | Yes |
USB OTG | - | - | Yes | Yes |
Wi-Fi Direct | - | - | Yes | Yes |
Infrared | - | - | - | No |
Mobile High-Definition Link (MHL) | - | - | - | No |
sim 1 |
SIM Type | Nano-SIM | - | Nano-SIM | Nano-SIM |
GSM/CDMA | GSM | - | GSM | GSM |
3G | Yes | - | Yes | Yes |
4G/ LTE | Yes | - | Yes | Yes |
sim 2 |
SIM Type | Nano-SIM | - | Nano-SIM | Nano-SIM |
GSM/CDMA | GSM | - | GSM | GSM |
3G | Yes | - | Yes | Yes |
4G/ LTE | Yes | - | Yes | Yes |
sensors |
Face unlock | Yes | - | - | Yes |
Fingerprint sensor | Yes | Yes | Yes | Yes |
Compass/ Magnetometer | Yes | - | Yes | Yes |
Proximity sensor | Yes | Yes | Yes | Yes |
Accelerometer | Yes | Yes | Yes | Yes |
Ambient light sensor | Yes | Yes | Yes | Yes |
Gyroscope | Yes | - | Yes | Yes |
3D face recognition | - | - | - | No |
Barometer | - | - | - | No |
Temperature sensor | - | - | - | No |
ratings |
Overall NDTV Rating | - | - | Read Review | Read Review |
Design Rating | - | - | | |
Display Rating | - | - | | |
Software Rating | - | - | | |
Performance Rating | - | - | | |
Battery Life Rating | - | - | | |
Camera Rating | - | - | | |
Value for Money Rating | - | - | | |