Vivo Y31 5G vs Lava Agni 3 comparison
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| key specs |
| Display | 6.68-inch | - |
| Processor | Qualcomm Snapdragon 4 Gen 2 | MediaTek Dimensity 7300X |
| Front Camera | 8-megapixel | 16-megapixel |
| Rear Camera | 50-megapixel + 0.08-megapixel | 50-megapixel + 8-megapixel + 8-megapixel |
| RAM | 4GB, 6GB | 8GB |
| Storage | 128GB | 128GB, 256GB |
| Battery Capacity | 6,500mAh | 5,000mAh |
| OS | Android 15 | Android 14 |
| Resolution | 1,608x720 pixels | 1200x2652 pixels |
| Display (Primary) | - | 6.78-inch |
| general |
| Brand | Vivo | Lava |
| Model | Y31 5G | Agni 3 |
| Release date | September 15, 2025 | October 4, 2024 |
| Launched in India | Yes | Yes |
| Form factor | Touchscreen | - |
| Body type | Plastic | - |
| Dimensions (mm) | 166.14 x 77.01 x 8.39 | 163.70 x 75.53 x 8.80 |
| Weight (g) | 209.00 | 212.00 |
| IP rating | IP68 | - |
| Battery capacity (mAh) | 6,500 | 5,000 |
| Removable battery | No | No |
| Fast charging | 44W Flash Charge | 66W Fast Charging |
| Wireless charging | No | No |
| Colours | Rose Red and Diamond Green | Heather Glass, Pristine Glass |
| Brand Exclusive Features | - | Action button |
| display |
| Refresh Rate | 120 Hz | 120 Hz |
| Screen size (inches) | 6.68 | 6.78 |
| Touchscreen | Yes | Yes |
| Resolution | 1,608x720 pixels | 1200x2652 pixels |
| Pixels per inch (PPI) | 264 | 429 |
| Resolution Standard | - | 1.5K |
| hardware |
| Processor | 2.2GHz MHz octa-core | 2.5GHz MHz octa-core |
| Processor make | Qualcomm Snapdragon 4 Gen 2 | MediaTek Dimensity 7300X |
| RAM | 4GB, 6GB | 8GB |
| Internal storage | 128GB | 128GB, 256GB |
| Expandable storage | Yes | No |
| Expandable storage type | microSD | - |
| Expandable storage up to (GB) | 2TB | - |
| camera |
| Rear camera | 50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0) | 50-megapixel + 8-megapixel + 8-megapixel |
| No. of Rear Cameras | 2 | 3 |
| Rear flash | Yes | - |
| Front camera | 8-megapixel (f/f/2.0) | 16-megapixel |
| No. of Front Cameras | 1 | 1 |
| Pop-Up Camera | No | - |
| Lens Type (Second Rear Camera) | - | Ultra Wide-Angle |
| Lens Type (Third Rear Camera) | - | Telephoto |
| software |
| Operating system | Android 15 | Android 14 |
| Skin | Funtouch OS 15 | - |
| connectivity |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Bluetooth | Yes, v 4.20 | Yes, v 5.40 |
| NFC | No | - |
| USB Type-C | Yes | Yes |
| Number of SIMs | 2 | 2 |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac/ax |
| USB OTG | - | Yes |
| Headphones | - | No |
| Active 4G on both SIM cards | - | Yes |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | Yes |
| 3G | - | Yes |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | Yes |
| 3G | - | Yes |
| sensors |
| Fingerprint sensor | Yes | - |
| Compass/ Magnetometer | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Gyroscope | No | Yes |
| Barometer | No | - |
| Temperature sensor | No | - |
| In-Display Fingerprint Sensor | - | Yes |
| second display |
| Screen size (inches) | - | 1.74 |
| Touchscreen | - | Yes |
| Resolution | - | 336x480 pixels |
| Pixels per inch (PPI) | - | 336 |