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ratings | ||||
Overall NDTV Rating | Read Review | - | - | |
Design Rating | - | - | ||
Display Rating | - | - | ||
Software Rating | - | - | ||
Performance Rating | - | - | ||
Battery Life Rating | - | - | ||
Camera Rating | - | - | ||
Value for Money Rating | - | - | ||
key specs | ||||
Display | 6.20-inch | 6.41-inch | 6.30-inch | |
Front Camera | 16-megapixel | 24.8-megapixel | 8-megapixel | |
Rear Camera | 13-megapixel + 2-megapixel | 12-megapixel + 5-megapixel | 16-megapixel | |
RAM | 4GB | 6GB | 4GB | |
Storage | 64GB | 128GB | 128GB | |
Battery Capacity | 4230mAh | 3400mAh | - | |
OS | Android 8.1 | Android 8.1 Oreo | Android Oreo | |
Processor | - | Qualcomm Snapdragon 660 | MediaTek Helio P60 | |
Resolution | - | 1080x2340 pixels | - | |
general | ||||
Brand | Oppo | Vivo | Oppo | |
Model | A7 | X21s | A7X | |
Release date | November 1, 2018 | November 1, 2018 | September 1, 2018 | |
Launched in India | Yes | - | No | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Body type | Plastic | - | - | |
Dimensions (mm) | 155.90 x 75.40 x 8.10 | 157.91 x 75.08 x 7.90 | - | |
Weight (g) | 168.00 | 156.00 | - | |
Battery capacity (mAh) | 4230 | 3400 | - | |
Removable battery | No | - | - | |
Colours | Glaring Gold, Glaze Blue | Starry Night Black | Star Purple, Ice Flame Blue | |
SAR value | 1.37 | - | - | |
display | ||||
Screen size (inches) | 6.20 | 6.41 | 6.30 | |
Touchscreen | Yes | Yes | Yes | |
Aspect ratio | 19.5:9 | 19.5:9 | 19.5:9 | |
Resolution | - | 1080x2340 pixels | - | |
hardware | ||||
Processor make | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 660 | MediaTek Helio P60 (MT6771) | |
RAM | 4GB | 6GB | 4GB | |
Internal storage | 64GB | 128GB | 128GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | - | |
Expandable storage up to (GB) | 256 | 256 | - | |
Dedicated microSD slot | Yes | - | - | |
Processor | - | octa-core | 2GHz octa-core | |
camera | ||||
Rear camera | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) | 12-megapixel + 5-megapixel | 16-megapixel | |
Rear autofocus | Yes | Yes | - | |
Rear flash | Yes | - | Yes | |
Front camera | 16-megapixel | 24.8-megapixel | 8-megapixel | |
Front autofocus | No | - | - | |
Front flash | No | - | - | |
software | ||||
Operating system | Android 8.1 | Android 8.1 Oreo | Android Oreo | |
Skin | ColorOS 5.2 | - | Color OS 5.2 | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
Wi-Fi standards supported | 802.11 a/b/g/n | - | 802.11 a/b/g/n/ac | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes, v 4.20 | Yes | - | |
USB OTG | Yes | - | - | |
Micro-USB | Yes | Yes | Yes | |
Headphones | 3.5mm | 3.5mm | - | |
FM | Yes | - | - | |
Number of SIMs | 2 | 2 | - | |
Active 4G on both SIM cards | Yes | - | - | |
sim 1 | ||||
GSM/CDMA | GSM | GSM | - | |
3G | Yes | Yes | - | |
4G/ LTE | Yes | Yes | - | |
sim 2 | ||||
GSM/CDMA | GSM | GSM | - | |
3G | Yes | Yes | - | |
4G/ LTE | Yes | Yes | - | |
sensors | ||||
Face unlock | Yes | Yes | - | |
Fingerprint sensor | Yes | Yes | Yes | |
Compass/ Magnetometer | Yes | Yes | Yes | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Ambient light sensor | Yes | Yes | Yes | |
Gyroscope | Yes | Yes | - |