Oppo F31 5G vs Oppo A18 comparison
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key specs |
Display | 6.50-inch | 6.56-inch |
Processor | MediaTek Dimensity 6300 | MediaTek Helio G85 |
Front Camera | 16-megapixel | Unspecified |
Rear Camera | 50-megapixel + 2-megapixel | 8-megapixel + 2-megapixel |
RAM | 8GB | 4GB |
Storage | 128GB, 256GB | 64GB, 128GB |
Battery Capacity | 7000mAh | 5000mAh |
OS | Android 15 | Android 13 |
Resolution | 1080x2372 pixels | 720x1612 pixels |
general |
Brand | Oppo | Oppo |
Model | F31 5G | A18 |
Release date | September 15, 2025 | September 28, 2023 |
AI Enabled | Yes | - |
Launched in India | Yes | No |
Dimensions (mm) | 185.20 x 75.00 x 8.00 | 163.74 x 75.03 x 8.16 |
Weight (g) | 185.00 | 188.00 |
Battery capacity (mAh) | 7000 | 5000 |
Removable battery | No | - |
Fast charging | 80W Fast Charging | - |
Wireless charging | No | - |
Colours | Cloud Green, Midnight Blue, Bloom Red | Glowing Black, Glowing Blue |
Form factor | - | Touchscreen |
display |
Refresh Rate | 120 Hz | 90 Hz |
Screen size (inches) | 6.50 | 6.56 |
Touchscreen | Yes | Yes |
Resolution | 1080x2372 pixels | 720x1612 pixels |
Pixels per inch (PPI) | 397 | - |
Resolution Standard | - | HD+ |
hardware |
Processor | octa-core | octa-core |
Processor make | MediaTek Dimensity 6300 | MediaTek Helio G85 |
RAM | 8GB | 4GB |
Internal storage | 128GB, 256GB | 64GB, 128GB |
Expandable storage | No | - |
Expandable storage type | No | - |
Dedicated microSD slot | No | - |
camera |
Rear camera | 50-megapixel (f/1.8) + 2-megapixel (f/2.4) | 8-megapixel + 2-megapixel |
No. of Rear Cameras | 2 | 2 |
Rear autofocus | Yes | - |
No. of Front Cameras | 1 | 1 |
Front camera | 16-megapixel (f/2.4) | Unspecified |
software |
Operating system | Android 15 | Android 13 |
Skin | ColorOS 15 | ColorOS 13.1 |
connectivity |
Wi-Fi | Yes | Yes |
Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n |
GPS | Yes | - |
Bluetooth | Yes, v 5.40 | Yes, v 5.30 |
NFC | Yes | - |
USB Type-C | Yes | Yes |
Number of SIMs | 2 | 2 |
Active 4G on both SIM cards | Yes | - |
Headphones | - | 3.5mm |
sim 1 |
SIM Type | Nano-SIM | - |
GSM/CDMA | GSM | - |
3G | Yes | - |
4G/ LTE | Yes | - |
5G | Yes | - |
sim 2 |
SIM Type | Nano-SIM | - |
GSM/CDMA | GSM | - |
3G | Yes | - |
4G/ LTE | Yes | - |
5G | Yes | - |
sensors |
In-Display Fingerprint Sensor | Yes | - |
Compass/ Magnetometer | Yes | Yes |
Proximity sensor | Yes | Yes |
Accelerometer | Yes | Yes |
Ambient light sensor | Yes | Yes |
Gyroscope | Yes | - |
Fingerprint sensor | - | Yes |