Compare phones
| Global Score | |
| 83 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie | Android 10 |
| 2017-09-15 | 2020-06-19 |
| 6.40 x 2.94 x 0.34 inches | 6.44 x 2.96 x 0.35 inches |
| 6.88 ounces | 6.77 ounces |
| Deep Sea blue, Maple gold, Midnight black and Orchid gray | Black, Blue, Red and White |
| Aluminum and Glass (Corning Gorilla Glass 5) | -- |
| Scratch-Resistant Glass | -- |
| $ 440.00 | -- |
| Display / Screen | |
| 6.3 inches | 6.5 inches |
| 2960 x 1440 pixels | 1600 x 720 pixels |
| Super AMOLED | TFT |
| 522 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.7 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Samsung Exynos 850 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 540 GPU | Mali-G76 GPU |
| 9.36 | 9.09 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 9.84 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 9.79 | 10.78 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
Samsung Galaxy Note8 has a general score of 83, which is slightly better than Samsung Galaxy A21s's general score of 77.7. The Samsung Galaxy Note8 is a incredibly older and just a little bit heavier phone than the Samsung Galaxy A21s, but Samsung was able to build it a bit thinner anyway. These phones work with Android OS (operating system), but the Samsung Galaxy Note8 has newer 9.0 Pie version and Samsung Galaxy A21s has Android 10 version, so it counts with some nice extra features.
The Samsung Galaxy Note8 features a little bit better processing power than Galaxy A21s, and although they both have the same number of cores, the Samsung Galaxy Note8 also has a greater amount of RAM. The Galaxy Note8 features a way better display than Samsung Galaxy A21s, because although it has a bit smaller display, it also counts with a much better display density and a much higher 1440 x 2960 pixels resolution.
The Galaxy Note8 counts with a little bit better storage to install games and applications than Galaxy A21s, because although it has a SD memory card expansion slot that holds up to 256 GB against 512 GB, it also counts with 32 GB more internal storage. The Samsung Galaxy A21s has a superior camera than Galaxy Note8, because although it has a smaller diafragm aperture which is not good for taking images or video in poorly lited situations, and they both have the same video frame rates and the same (Full HD) video quality, the Samsung Galaxy A21s also counts with a back facing camera with way more mega pixels and a lot larger back-facing camera sensor taking more light and vivid colors.
Samsung Galaxy A21s counts with a much longer battery duration than Galaxy Note8, because it has a 5000mAh battery size instead of 3300mAh.
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