Oppo A7X vs Vivo X23 vs Oppo A3s vs Oppo A5 comparison
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| key specs |
| Display | 6.30-inch | 6.41-inch | 6.20-inch | 6.20-inch |
| Processor | MediaTek Helio P60 | Qualcomm Snapdragon 670 | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 450 |
| Front Camera | 8-megapixel | 12-megapixel | 8-megapixel | 8-megapixel |
| Rear Camera | 16-megapixel | 12-megapixel + 13-megapixel | 13-megapixel + 2-megapixel | 13-megapixel + 2-megapixel |
| RAM | 4GB | 8GB | 2GB | 4GB |
| Storage | 128GB | 128GB | 16GB | 32GB |
| OS | Android Oreo | Android 8.1 Oreo | Android 8.1 Oreo | Android 8.1 |
| Battery Capacity | - | 3400mAh | 4230mAh | 4230mAh |
| Resolution | - | 1080x2340 pixels | 720x1520 pixels | 720x1520 pixels |
| general |
| Brand | Oppo | Vivo | Oppo | Oppo |
| Model | A7X | X23 | A3s | A5 |
| Release date | September 1, 2018 | September 1, 2018 | - | July 1, 2018 |
| Launched in India | No | No | - | Yes |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Colours | Star Purple, Ice Flame Blue | Fashion Orange, Fashion Purple, Midnight Blue, Phantom Purple, Phantom Red | Red, Dark Purple | Mirror Blue, Mirror Pink |
| Body type | - | Glass | - | - |
| Dimensions (mm) | - | 157.68 x 74.06 x 7.47 | 156.20 x 75.60 x 8.20 | 156.20 x 75.60 x 8.20 |
| Weight (g) | - | 160.50 | 168.00 | 168.00 |
| Battery capacity (mAh) | - | 3400 | 4230 | 4230 |
| display |
| Screen size (inches) | 6.30 | 6.41 | 6.20 | 6.20 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Aspect ratio | 19.5:9 | - | 19:9 | 19:9 |
| Resolution | - | 1080x2340 pixels | 720x1520 pixels | 720x1520 pixels |
| hardware |
| Processor | 2GHz octa-core | 2GHz octa-core | 1.8GHz octa-core | 1.8GHz octa-core |
| Processor make | MediaTek Helio P60 (MT6771) | Qualcomm Snapdragon 670 | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 450 |
| RAM | 4GB | 8GB | 2GB | 4GB |
| Internal storage | 128GB | 128GB | 16GB | 32GB |
| Expandable storage | Yes | - | Yes | Yes |
| Expandable storage type | - | - | microSD | microSD |
| Expandable storage up to (GB) | - | - | 256 | 256 |
| camera |
| Rear camera | 16-megapixel | 12-megapixel (f/1.8) + 13-megapixel (f/2.4) | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) |
| Rear flash | Yes | - | LED | LED |
| Front camera | 8-megapixel | 12-megapixel (f/2.0) | 8-megapixel (f/2.2) | 8-megapixel (f/2.2) |
| Rear autofocus | - | - | Yes | Yes |
| software |
| Operating system | Android Oreo | Android 8.1 Oreo | Android 8.1 Oreo | Android 8.1 |
| Skin | Color OS 5.2 | Funtouch OS 4.5 | ColorOS 5.1 | ColorOS 5.1 |
| connectivity |
| Wi-Fi | Yes | Yes | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | - | - | 802.11 b/g/n |
| GPS | Yes | Yes | Yes | Yes |
| Micro-USB | Yes | - | Yes | Yes |
| Bluetooth | - | Yes, v 4.00 | Yes, v 4.20 | Yes, v 4.20 |
| USB OTG | - | Yes | - | Yes |
| Number of SIMs | - | 2 | - | 2 |
| Headphones | - | - | 3.5mm | 3.5mm |
| Wi-Fi Direct | - | - | Yes | Yes |
| FM | - | - | - | Yes |
| sensors |
| Fingerprint sensor | Yes | Yes | - | - |
| Compass/ Magnetometer | Yes | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | - | Yes |
| Face unlock | - | Yes | - | - |
| sim 1 |
| GSM/CDMA | - | GSM | - | GSM |
| 4G/ LTE | - | Yes | - | Yes |
| SIM Type | - | - | - | Nano-SIM |
| 3G | - | - | - | Yes |
| sim 2 |
| GSM/CDMA | - | GSM | - | GSM |
| 4G/ LTE | - | Yes | - | Yes |
| SIM Type | - | - | - | Nano-SIM |
| 3G | - | - | - | Yes |