key specs |
Display | 6.40-inch | 6.53-inch |
Processor | octa-core | - |
Front Camera | Yes | 16-megapixel |
Rear Camera | 48-megapixel + 8-megapixel | 48-megapixel + 5-megapixel |
RAM | 8GB | 6GB |
Storage | 128GB | 128GB |
Battery Capacity | 4000mAh | 4020mAh |
OS | Android 9 | Android Pie |
Resolution | 1080x2400 pixels | 1080x2340 pixels |
general |
Brand | Oppo | Oppo |
Model | A91 | A9x |
Release date | 20th December 2019 | 17th May 2019 |
Form factor | Touchscreen | - |
Battery capacity (mAh) | 4000 | 4020 |
Removable battery | No | - |
Fast charging | VOOC | VOOC |
Colours | Black, Blue, Red | Mica Green, Jade White and Fluorite Purple |
display |
Screen size (inches) | 6.40 | 6.53 |
Touchscreen | Yes | - |
Resolution | 1080x2400 pixels | 1080x2340 pixels |
Protection type | Gorilla Glass | - |
hardware |
Processor | octa-core | - |
RAM | 8GB | 6GB |
Internal storage | 128GB | 128GB |
Processor make | - | MediaTek Helio P70 |
camera |
Rear camera | 48-megapixel + 8-megapixel | 48-megapixel (f/1.7) + 5-megapixel |
Rear autofocus | Yes | - |
Rear flash | Yes | Yes |
Front camera | Yes | 16-megapixel |
Front flash | No | - |
software |
Operating system | Android 9 | Android Pie |
Skin | ColorOS | ColorOS 6.0 |
connectivity |
Wi-Fi | Yes | Yes |
Wi-Fi standards supported | 802.11 a/b/g/n | 802.11 a |
GPS | Yes | - |
Bluetooth | Yes | Yes, v 4.20 |
Active 4G on both SIM cards | Yes | - |
USB Type-C | - | Yes |
sensors |
Fingerprint sensor | Yes | Yes |
Compass/ Magnetometer | Yes | - |
Proximity sensor | Yes | - |
Accelerometer | Yes | - |
Ambient light sensor | Yes | - |