Compare phones
| Global Score | |
| 77.7 | 83 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 9.0 Pie |
| 2020-06-19 | 2017-09-15 |
| 6.44 x 2.96 x 0.35 inches | 6.40 x 2.94 x 0.34 inches |
| 6.77 ounces | 6.88 ounces |
| Black, Blue, Red and White | Deep Sea blue, Maple gold, Midnight black and Orchid gray |
| -- | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 440.00 |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 1600 x 720 pixels | 2960 x 1440 pixels |
| TFT | Super AMOLED |
| 270 pixels per inch | 522 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.7 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-G76 GPU | Adreno 540 GPU |
| 9.09 | 9.36 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.84 | 10.78 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") 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), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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
Samsung Galaxy Note8 is a bit better than the Galaxy A21s, with a global score of 83 against 77.7. These phones use Android OS, but Samsung Galaxy Note8 has a more recent 9.0 Pie version and Galaxy A21s has Android 10, so it offers some nice extra features. Samsung Galaxy Note8's body is a bit thinner than the Galaxy A21s, but it is a little heavier and was released many years before.
The Samsung Galaxy Note8 counts with a much better looking display than Samsung Galaxy A21s, because although it has a quite smaller display, it also counts with a lot higher count of pixels per inch of screen and a lot better resolution of 1440 x 2960px. The Samsung Galaxy Note8 features a bit better hardware performance than Samsung Galaxy A21s, and although they both have a Octa-Core processor, the Samsung Galaxy Note8 also has 3 GB more RAM memory.
Galaxy A21s counts with a better camera than Samsung Galaxy Note8, because although it has a smaller diafragm aperture, and they both have the same video frame rates and the same 1920x1080 video definition, the Galaxy A21s also counts with a back facing camera with much more MP and a way bigger back camera sensor taking more light and vivid colors.
The Samsung Galaxy Note8 features just a bit bigger memory capacity for applications, games, photos and videos than Samsung Galaxy A21s, because although it has a slot for an SD memory card that supports up to 256 GB against 512 GB, it also counts with 64 GB internal storage. Galaxy A21s has a really longer battery lifetime than Galaxy Note8, because it has a 5000mAh battery size instead of 3300mAh.
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