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- Redmi A7 4G vs Vivo Y21G
Redmi A7 4G vs Vivo Y21G comparison
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| key specs | ||||
| Display | 6.88-inch | 6.51-inch | ||
| Processor | Unisoc T7250 | - | ||
| Front Camera | 8-megapixel | 8-megapixel | ||
| Rear Camera | 13-megapixel | 13-megapixel + 2-megapixel | ||
| RAM | 4GB | 4GB | ||
| Storage | 64GB | 64GB | ||
| Battery Capacity | 5200mAh | 5000mAh | ||
| OS | Android 16 | Android 12 | ||
| Resolution | 720x1640 pixels | 720x1600 pixels | ||
| general | ||||
| Brand | Redmi | Vivo | ||
| Model | A7 4G | Y21G | ||
| Release date | April 21, 2026 | April 7, 2022 | ||
| AI Enabled | No | - | ||
| Launched in India | Yes | Yes | ||
| Form factor | Touchscreen | - | ||
| Dimensions (mm) | 171.79 x 79.77 x 8.26 | 164.26 x 76.08 x 8.00 | ||
| Weight (g) | 193.00 | 182.00 | ||
| IP rating | IP52 | - | ||
| Battery capacity (mAh) | 5200 | 5000 | ||
| Removable battery | No | No | ||
| Fast charging | 15W Fast Charging | Proprietary | ||
| Wireless charging | No | - | ||
| Colours | Black, Sky Blue | Diamond Glow, Midnight Blue | ||
| Body type | - | Plastic | ||
| display | ||||
| Refresh Rate | 120 Hz | 60 Hz | ||
| Resolution Standard | HD+ | HD+ | ||
| Screen size (inches) | 6.88 | 6.51 | ||
| Touchscreen | Yes | - | ||
| Resolution | 720x1640 pixels | 720x1600 pixels | ||
| hardware | ||||
| Processor | 1.8GHz octa-core | - | ||
| Processor make | Unisoc T7250 | MediaTek | ||
| RAM | 4GB | 4GB | ||
| Internal storage | 64GB | 64GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 2048 | - | ||
| Dedicated microSD slot | Yes | Yes | ||
| camera | ||||
| Rear camera | 13-megapixel | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) | ||
| No. of Rear Cameras | 1 | 2 | ||
| Front camera | 8-megapixel | 8-megapixel (f/2.0) | ||
| No. of Front Cameras | 1 | 1 | ||
| software | ||||
| Operating system | Android 16 | Android 12 | ||
| Skin | HyperOS 3 | FunTouch OS 12 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 ac | 802.11 a/b/g/n/ac | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes, v 5.20 | Yes, v 5.00 | ||
| USB Type-C | Yes | Yes | ||
| Number of SIMs | 2 | 2 | ||
| Active 4G on both SIM cards | Yes | Yes | ||
| USB OTG | - | Yes | ||
| FM | - | Yes | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| GSM/CDMA | - | GSM | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| GSM/CDMA | - | GSM | ||
| sensors | ||||
| Fingerprint sensor | Yes | Yes | ||
| Compass/ Magnetometer | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Proximity sensor | - | Yes | ||
| Gyroscope | - | Yes | ||
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