Vivo Y04s vs Vivo Y91 comparison
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| key specs |
| Display | 6.74-inch | 6.22-inch |
| Processor | Unisoc T612 | MediaTek Helio P22 |
| Front Camera | 5-megapixel | 8-megapixel |
| Rear Camera | 13-megapixel + QVGA | 13-megapixel + 2-megapixel |
| RAM | 4GB | 2GB |
| Storage | 64GB | 32MB |
| Battery Capacity | 6,000mAh | 4030mAh |
| OS | Android 14 | Android 8.1 |
| Resolution | 1,600x720 pixels | 720x1520 pixels |
| general |
| Brand | Vivo | Vivo |
| Model | Y04s | Y91 |
| Release date | August 3, 2025 | January 1, 2019 |
| AI Enabled | No | - |
| Launched in India | No | Yes |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 167.30 x 76.95 x 8.19 | 155.11 x 75.09 x 8.28 |
| Weight (g) | 202.00 | 163.50 |
| IP rating | IP64 | - |
| Battery capacity (mAh) | 6,000 | 4030 |
| Removable battery | No | - |
| Fast charging | 15W Fast Charging | - |
| Colours | Crystal Purple, Jade Green | Starry Black, Ocean Blue |
| display |
| Refresh Rate | 60 Hz | - |
| Resolution Standard | HD+ | - |
| Screen size (inches) | 6.74 | 6.22 |
| Touchscreen | Yes | Yes |
| Resolution | 1,600x720 pixels | 720x1520 pixels |
| Pixels per inch (PPI) | 260 | - |
| hardware |
| Processor | 1.8GHz MHz octa-core | octa-core |
| Processor make | Unisoc T612 | MediaTek Helio P22 (MT6762R) |
| RAM | 4GB | 2GB |
| Internal storage | 64GB | 32MB |
| Expandable storage | Yes | Yes |
| Expandable storage type | microSD | microSD |
| Expandable storage up to (GB) | 1TB | 256 |
| Dedicated microSD slot | - | Yes |
| camera |
| Rear camera | 13-megapixel (f/f/2.2) + QVGA (f/f/3.0) | 13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4) |
| No. of Rear Cameras | 2 | - |
| Rear flash | Yes | LED |
| Front camera | 5-megapixel (f/f/2.2) | 8-megapixel (f/f/1.8) |
| No. of Front Cameras | 1 | - |
| Pop-Up Camera | No | - |
| Front flash | No | No |
| software |
| Operating system | Android 14 | Android 8.1 |
| Skin | FuntouchOS 14 | Funtouch OS 4.5 |
| connectivity |
| Wi-Fi | Yes | Yes |
| GPS | Yes | - |
| Bluetooth | Yes, v 5.20 | Yes, v 5.00 |
| Number of SIMs | 2 | 2 |
| NFC | - | No |
| Micro-USB | - | Yes |
| Headphones | - | 3.5mm |
| Active 4G on both SIM cards | - | Yes |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 4G/ LTE | Yes | Yes |
| 3G | - | Yes |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 4G/ LTE | Yes | Yes |
| 3G | - | Yes |
| sensors |
| Fingerprint sensor | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Face unlock | - | Yes |
| Compass/ Magnetometer | - | Yes |
| Gyroscope | - | Yes |