Compare phones
| Global Score | |
| 77.7 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow |
| 2020-06-19 | 2016-06-01 |
| 6.44 x 2.96 x 0.35 inches | 6.17 x 3.04 x 0.27 inches |
| 6.77 ounces | 5.96 ounces |
| Black, Blue, Red and White | Gold, Gray and Pink |
| -- | Metal |
| Display / Screen | |
| 6.5 inches | 5.7 inches |
| 1600 x 720 pixels | 1920 x 1080 pixels (Full HD) |
| TFT | Super AMOLED |
| 270 pixels per inch | 386 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.9 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 625 8953 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G76 GPU | Adreno 506 GPU |
| 9.09 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 9.84 | 10.02 |
| Camera | |
| 48.00 MP + 13.00 MP | 16.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.78 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy C7 has a score of 77.7, which is just a bit better than the Galaxy A21s's 77.7 general score. Both phones in this comparison review use Android OS, but Galaxy C7 has a more recent 8.0 Oreo version while Galaxy A21s has Android 10 version, giving you a couple nice extra features. Although Galaxy C7 is older than Galaxy A21s, it's construction is thinner and lighter.
The Galaxy C7 has a bit more vivid display than Samsung Galaxy A21s, because although it has a little bit smaller screen, it also counts with more pixels per inch of display and a higher resolution of 1080 x 1920 pixels. The Samsung Galaxy C7 features just a bit bigger storage for games and applications than Samsung Galaxy A21s, because although it has a SD card slot that supports up to 128 GB against 512 GB, it also counts with 32 GB more internal memory capacity.
Samsung Galaxy C7's CPU is just as good as the Samsung Galaxy A21s one, and although the Samsung Galaxy C7 has 1 GB more RAM, they both have the same number of cores. The Samsung Galaxy A21s features a much longer battery lifetime than Galaxy C7, because it has a 5000mAh battery size instead of 3300mAh.
The Galaxy A21s shoots much better photographs and videos than Galaxy C7, because although it has a smaller diafragm aperture which is not nice for shooting photos in low-light situations, and they both have the same 1920x1080 (Full HD) video resolution and the same 30 fps video frame rates, the Galaxy A21s also counts with a way more MP back-facing camera.
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