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- Samsung Galaxy M21s vs Samsung Galaxy A7 (2017)
Samsung Galaxy M21s vs Samsung Galaxy A7 (2017) comparison
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| key specs | ||||
| Display | 6.40-inch | 5.70-inch | ||
| Processor | Samsung Exynos 9611 | Samsung Exynos 7880 | ||
| Front Camera | 32-megapixel | 16-megapixel | ||
| Rear Camera | 64-megapixel + 8-megapixel + 5-megapixel | 16-megapixel | ||
| RAM | 4GB | 3GB | ||
| Storage | 64GB | 32GB | ||
| Battery Capacity | 6000mAh | 3600mAh | ||
| OS | Android 10 | Android 6.0 | ||
| Resolution | 1080x2340 pixels | 1080x1920 pixels | ||
| general | ||||
| Brand | Samsung | Samsung | ||
| Model | Galaxy M21s | Galaxy A7 (2017) | ||
| Release date | November 5, 2020 | January 1, 2017 | ||
| Launched in India | No | - | ||
| Form factor | Touchscreen | Touchscreen | ||
| Dimensions (mm) | 159.20 x 75.10 x 8.90 | 156.80 x 77.60 x 7.90 | ||
| Weight (g) | 191.00 | 186.00 | ||
| Battery capacity (mAh) | 6000 | 3600 | ||
| Fast charging | Proprietary | - | ||
| Colours | Black, Blue | Black Sky, Gold Sand | ||
| Removable battery | - | No | ||
| SAR value | - | 0.29 | ||
| display | ||||
| Screen size (inches) | 6.40 | 5.70 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 1080x2340 pixels | 1080x1920 pixels | ||
| hardware | ||||
| Processor | 8 MHz | 1.9GHz octa-core | ||
| Processor make | Samsung Exynos 9611 | Samsung Exynos 7880 | ||
| RAM | 4GB | 3GB | ||
| Internal storage | 64GB | 32GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 512 | 256 | ||
| Dedicated microSD slot | Yes | - | ||
| camera | ||||
| Rear camera | 64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2) | 16-megapixel | ||
| Front camera | 32-megapixel (f/2.0) | 16-megapixel | ||
| Rear flash | - | Yes | ||
| software | ||||
| Operating system | Android 10 | Android 6.0 | ||
| Skin | One UI Core | - | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes, v 5.00 | Yes, v 4.20 | ||
| USB Type-C | Yes | - | ||
| Headphones | 3.5mm | 3.5mm | ||
| Number of SIMs | 2 | 2 | ||
| NFC | - | Yes | ||
| Infrared | - | No | ||
| USB OTG | - | Yes | ||
| FM | - | Yes | ||
| 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 | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| sensors | ||||
| Fingerprint sensor | Yes | - | ||
| Compass/ Magnetometer | Yes | Yes | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | No | ||
| Gyroscope | Yes | Yes | ||
| Barometer | - | Yes | ||
| Temperature sensor | - | No | ||
| ratings | ||||
| Overall NDTV Rating | - | Read Review | ||
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
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