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key specs | ||||
Display | 6.43-inch | 6.67-inch | ||
Processor | Qualcomm Snapdragon 680 | Qualcomm Snapdragon 720G | ||
Front Camera | 8-megapixel | 32-megapixel | ||
Rear Camera | 50-megapixel + 2-megapixel | 64-megapixel + 8-megapixel + 5-megapixel + 2-megapixel | ||
RAM | 8GB | 6GB | ||
Storage | 128MB | 64GB | ||
Battery Capacity | 5000mAh | 5020mAh | ||
OS | Android | Android 10 | ||
Resolution | 1080x2400 pixels | 1080x2400 pixels | ||
general | ||||
Brand | Oppo | Xiaomi | ||
Model | A78 | Redmi Note 9 Pro Max | ||
Release date | August 12, 2023 | March 12, 2020 | ||
Launched in India | Yes | Yes | ||
Form factor | Touchscreen | Touchscreen | ||
Dimensions (mm) | 160.00 x 73.20 x 7.90 | 165.50 x 76.68 x 8.80 | ||
Weight (g) | 180.00 | 209.00 | ||
Battery capacity (mAh) | 5000 | 5020 | ||
Removable battery | No | - | ||
Fast charging | Super VOOC | - | ||
Wireless charging | No | - | ||
Colours | Aqua Green, Mist Black | Aurora Blue, Glacier White, Interstellar Black | ||
display | ||||
Refresh Rate | 90 Hz | - | ||
Resolution Standard | FHD | - | ||
Screen size (inches) | 6.43 | 6.67 | ||
Touchscreen | Yes | Yes | ||
Resolution | 1080x2400 pixels | 1080x2400 pixels | ||
Pixels per inch (PPI) | 409 | - | ||
Protection type | - | Gorilla Glass | ||
Aspect ratio | - | 20:9 | ||
hardware | ||||
Processor | octa-core | 1.8GHz octa-core (4x1.8GHz + 4x2.3GHz) | ||
Processor make | Qualcomm Snapdragon 680 | Qualcomm Snapdragon 720G | ||
RAM | 8GB | 6GB | ||
Internal storage | 128MB | 64GB | ||
Expandable storage | Yes | Yes | ||
Expandable storage type | microSD | microSD | ||
Expandable storage up to (GB) | - | 512 | ||
Dedicated microSD slot | - | Yes | ||
camera | ||||
Rear camera | 50-megapixel (f/f/1.8) + 2-megapixel (f/2.4) | 64-megapixel (f/1.89, 1.6-micron) + 8-megapixel (f/2.2, 1.12-micron) + 5-megapixel (1.12-micron) + 2-megapixel (1.75-micron) | ||
No. of Rear Cameras | 2 | - | ||
Front camera | 8-megapixel (f/2.0) | 32-megapixel (1.6-micron) | ||
No. of Front Cameras | 1 | - | ||
Rear autofocus | - | Yes | ||
Rear flash | - | Yes | ||
software | ||||
Operating system | Android | Android 10 | ||
Skin | ColorOS 13.1 | MIUI 11 | ||
connectivity | ||||
Wi-Fi | Yes | Yes | ||
Wi-Fi standards supported | 802.11 a/b/g/n | 802.11 a/b/g/n/ac | ||
GPS | Yes | Yes | ||
Bluetooth | Yes, v 5.00 | Yes, v 5.00 | ||
NFC | Yes | - | ||
USB OTG | Yes | - | ||
USB Type-C | Yes | Yes | ||
Number of SIMs | 2 | 2 | ||
Active 4G on both SIM cards | Yes | - | ||
Infrared | - | Yes | ||
Headphones | - | 3.5mm | ||
sim 1 | ||||
SIM Type | Nano-SIM | Nano-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | Yes | ||
4G/ LTE | Yes | Yes | ||
5G | No | - | ||
sim 2 | ||||
SIM Type | Nano-SIM | Nano-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | Yes | ||
4G/ LTE | Yes | Yes | ||
5G | No | - | ||
ratings | ||||
Overall NDTV Rating | - | Read Review | ||
Design Rating | - | |||
Display Rating | - | |||
Software Rating | - | |||
Performance Rating | - | |||
Battery Life Rating | - | |||
Camera Rating | - | |||
Value for Money Rating | - | |||
sensors | ||||
Face unlock | - | Yes | ||
Fingerprint sensor | - | Yes | ||
In-Display Fingerprint Sensor | - | No | ||
Compass/ Magnetometer | - | Yes | ||
Proximity sensor | - | Yes | ||
Accelerometer | - | Yes | ||
Ambient light sensor | - | Yes | ||
Gyroscope | - | Yes |