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- Samsung Galaxy M21 2021 Edition vs Samsung Galaxy J3 (2017) (AT&T)
Samsung Galaxy M21 2021 Edition vs Samsung Galaxy J3 (2017) (AT&T) comparison
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| key specs | ||||
| Display | 6.40-inch | 5.00-inch | ||
| Front Camera | Unspecified | 2-megapixel | ||
| Rear Camera | 48-megapixel | 5-megapixel | ||
| Battery Capacity | 6000mAh | 2600mAh | ||
| OS | Android 11 | Android 7.0 | ||
| Resolution | 1080x2340 pixels | 720x1280 pixels | ||
| Processor | - | Samsung Exynos 7570 | ||
| RAM | - | 1.5GB | ||
| Storage | - | 16GB | ||
| general | ||||
| Brand | Samsung | Samsung | ||
| Model | Galaxy M21 2021 Edition | Galaxy J3 (2017) (AT&T) | ||
| Release date | July 21, 2021 | May 1, 2017 | ||
| Launched in India | No | - | ||
| Form factor | Touchscreen | Touchscreen | ||
| Battery capacity (mAh) | 6000 | 2600 | ||
| Colours | Arctic Blue, Charcoal Black | - | ||
| Dimensions (mm) | - | 140.97 x 70.10 x 8.64 | ||
| Weight (g) | - | 148.00 | ||
| Removable battery | - | No | ||
| display | ||||
| Screen size (inches) | 6.40 | 5.00 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 1080x2340 pixels | 720x1280 pixels | ||
| Aspect ratio | 19.5:9 | - | ||
| camera | ||||
| Rear camera | 48-megapixel | 5-megapixel | ||
| No. of Rear Cameras | 3 | - | ||
| Rear autofocus | Yes | - | ||
| Rear flash | Yes | LED | ||
| Front camera | Unspecified | 2-megapixel | ||
| No. of Front Cameras | 1 | - | ||
| software | ||||
| Operating system | Android 11 | Android 7.0 | ||
| Skin | One UI Core 3.1 | - | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes | Yes, v 4.20 | ||
| USB Type-C | Yes | - | ||
| Number of SIMs | 2 | 1 | ||
| Wi-Fi standards supported | - | 802.11 b/g/n | ||
| NFC | - | No | ||
| Infrared | - | No | ||
| USB OTG | - | No | ||
| Headphones | - | 3.5mm | ||
| FM | - | No | ||
| Wi-Fi Direct | - | No | ||
| Mobile High-Definition Link (MHL) | - | No | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | - | ||
| GSM/CDMA | GSM | - | ||
| 3G | Yes | - | ||
| 4G/ LTE | Yes | - | ||
| sensors | ||||
| Fingerprint sensor | Yes | - | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | No | ||
| Compass/ Magnetometer | - | No | ||
| Gyroscope | - | Yes | ||
| Barometer | - | No | ||
| Temperature sensor | - | No | ||
| hardware | ||||
| Processor | - | 1.4GHz quad-core | ||
| Processor make | - | Samsung Exynos 7570 | ||
| RAM | - | 1.5GB | ||
| Internal storage | - | 16GB | ||
| Expandable storage | - | Yes | ||
| Expandable storage type | - | microSD | ||
| Expandable storage up to (GB) | - | 256 | ||
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