OPPO K13x 5G vs Vivo Y21e comparison
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| ratings |
| Overall NDTV Rating | Read Review | - |
| Design Rating | | - |
| Display Rating | | - |
| Software Rating | | - |
| Performance Rating | | - |
| Battery Life Rating | | - |
| Camera Rating | | - |
| Value for Money Rating | | - |
| key specs |
| Display | 6.67-inch | 6.51-inch |
| Processor | MediaTek Dimensity 6300 | Qualcomm Snapdragon 680 |
| Front Camera | 8-megapixel | 8-megapixel |
| Rear Camera | 50-megapixel + 2-megapixel | 13-megapixel + 2-megapixel |
| RAM | 4GB, 6GB, 8GB | 3GB |
| Storage | 128GB | 64GB |
| Battery Capacity | 6000mAh | 5000mAh |
| OS | Android 15 | Android 12 |
| Resolution | 720x1604 pixels | 720x1600 pixels |
| general |
| Brand | OPPO | Vivo |
| Model | K13x 5G | Y21e |
| Release date | June 23, 2025 | January 14, 2022 |
| AI Enabled | Yes | - |
| Launched in India | Yes | No |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 165.70 x 76.24 x 7.99 | 164.26 x 76.08 x 8.00 |
| Weight (g) | 194.00 | 182.00 |
| IP rating | IP65 | - |
| Battery capacity (mAh) | 6000 | 5000 |
| Fast charging | 45W Fast Charging | Proprietary |
| Colours | Midnight Violet, Sunset Peach | Diamond Glow, Midnight Blue |
| Body type | - | Plastic |
| Removable battery | - | No |
| display |
| Refresh Rate | 120 Hz | - |
| Resolution Standard | HD+ | - |
| Screen size (inches) | 6.67 | 6.51 |
| Touchscreen | Yes | Yes |
| Resolution | 720x1604 pixels | 720x1600 pixels |
| hardware |
| Processor | octa-core | octa-core |
| Processor make | MediaTek Dimensity 6300 | Qualcomm Snapdragon 680 |
| RAM | 4GB, 6GB, 8GB | 3GB |
| Internal storage | 128GB | 64GB |
| Expandable storage | - | Yes |
| Expandable storage type | - | microSD |
| Dedicated microSD slot | - | Yes |
| camera |
| Rear camera | 50-megapixel (f/1.8) + 2-megapixel (f/2.4) | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) |
| No. of Rear Cameras | 2 | 2 |
| Rear flash | Yes | Yes |
| Front camera | 8-megapixel (f/2.0) | 8-megapixel (f/1.8) |
| No. of Front Cameras | 1 | 1 |
| Rear autofocus | - | Yes |
| software |
| Operating system | Android 15 | Android 12 |
| Skin | ColorOS 15 | Funtouch OS 12 |
| connectivity |
| Wi-Fi | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | - |
| GPS | Yes | - |
| Bluetooth | Yes, v 5.40 | Yes, v 5.00 |
| NFC | Yes | - |
| USB Type-C | Yes | Yes |
| Headphones | 3.5mm | - |
| Number of SIMs | 2 | 2 |
| Active 4G on both SIM cards | Yes | - |
| sim 1 |
| SIM Type | - | Nano-SIM |
| GSM/CDMA | - | GSM |
| 3G | - | Yes |
| 4G/ LTE | - | Yes |
| sim 2 |
| SIM Type | - | Nano-SIM |
| GSM/CDMA | - | GSM |
| 3G | - | Yes |
| 4G/ LTE | - | Yes |
| sensors |
| Face unlock | - | Yes |
| Fingerprint sensor | - | Yes |
| Compass/ Magnetometer | - | Yes |
| Proximity sensor | - | Yes |
| Accelerometer | - | Yes |
| Ambient light sensor | - | Yes |
| Gyroscope | - | Yes |