Compare phones
| Global Score | |
| 77.7 | 78.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow |
| 2020-06-19 | 2016-03-11 |
| 6.44 x 2.96 x 0.35 inches | 5.94 x 2.86 x 0.30 inches |
| 6.77 ounces | 5.54 ounces |
| Black, Blue, Red and White | Black, Black pearl, Coral blue, Gold, Pink gold, Silver and White |
| -- | Aluminum and Glass (Corning Gorilla Glass 4) |
| -- | Scratch-Resistant Glass |
| -- | $ 336.00 |
| Display / Screen | |
| 6.5 inches | 5.5 inches |
| 1600 x 720 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| TFT | Super AMOLED |
| 270 pixels per inch | 534 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.6 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 820 MSM8996 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo, 64-bit, 14 nm (Quad-Core 2200 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G76 GPU | Adreno 530 GPU |
| 9.09 | 9 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 200 GB) external memory slot |
| 9.84 | 8.56 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.4 inches (1/2.5") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.78 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.1 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3600mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.6 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Samsung Galaxy S7 edge has an overall score of 78.1, which is slightly better than Galaxy A21s's 77.7 overall score. These phones come with Android OS (Operating System), but the Samsung Galaxy S7 edge has 8.0 Oreo version and Galaxy A21s has Android 10, so it provides some nice extra features. Samsung Galaxy S7 edge's body is somewhat thinner and lighter than Galaxy A21s, despite of the fact that it was released many years before.
Galaxy S7 edge has a better screen than Galaxy A21s, because although it has a quite smaller screen, it also counts with a much higher 1440 x 2560px resolution and a lot higher display density. Galaxy A21s counts with a bigger memory for applications, games, photos and videos than Samsung Galaxy S7 edge, and although they both have the same internal storage, the Galaxy A21s also has an external memory card slot that supports a maximum of 512 GB.
The Galaxy A21s has just a bit better processing power than Samsung Galaxy S7 edge, because although it has lesser RAM memory, it also counts with 4 more processing cores. Galaxy A21s counts with a much better camera than Samsung Galaxy S7 edge, because although it has a smaller diafragm aperture which is worse for low light photos and videos, and they both have the same 30 fps video frame rates and the same (Full HD) video quality, the Galaxy A21s also counts with a bigger back-facing camera sensor taking more light and vivid colors and a back facing camera with a way higher 48 mega pixels resolution.
The Galaxy A21s has a really longer battery performance than Samsung Galaxy S7 edge, because it has a 39% larger battery size.
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