Compare phones
| Global Score | |
| 91.8 | 83 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 9.0 Pie |
| 2021-01-29 | 2017-09-15 |
| 5.97 x 2.80 x 0.31 inches | 6.40 x 2.94 x 0.34 inches |
| 6.03 ounces | 6.88 ounces |
| Gray, Phantom pink, Violet and White | Deep Sea blue, Maple gold, Midnight black and Orchid gray |
| Aluminum and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 440.00 |
| Display / Screen | |
| 6.2 inches | 6.3 inches |
| 2400 x 1080 pixels | 2960 x 1440 pixels |
| Dynamic AMOLED | Super AMOLED |
| 424 pixels per inch | 522 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 540 GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 10.78 |
| Camera | |
| 12.00 MP + 10.00 MP | 12.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.39 inches (1/2.55") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.78 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 5.28 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 is better than Samsung Galaxy Note8, getting a 91.8 score against 83. Both of these phones come with Android OS (operating system), but Galaxy S21 has the previous 11 version while Samsung Galaxy Note8 has Android 9.0 Pie. Galaxy S21's design is incredibly newer, just a little thinner and lighter than Samsung Galaxy Note8.
The Galaxy S21 features just a bit better looking screen than Galaxy Note8, although it has a just a bit lower display density, a way worse resolution of 1080 x 2400px and a quite smaller screen. The Samsung Galaxy Note8 features a slightly better storage to install games and applications than Samsung Galaxy S21, because although it has 0 less internal memory, it also counts with an external memory slot that supports up to 256 GB.
Galaxy S21 counts with a bit better performance than Galaxy Note8, and although they both have the same number of cores, the Galaxy S21 also has a higher amount of RAM memory. The Galaxy S21 counts with a better camera than Samsung Galaxy Note8, because although it has a smaller aperture which is not favorable for low-light photography and video, and they both have a 12 mega-pixels back-facing camera, the Galaxy S21 also counts with a much better video resolution and a lot larger back-facing camera sensor providing a way better image quality.
Samsung Galaxy S21 features improved battery life than Samsung Galaxy Note8, because it has 4000mAh of battery capacity.
Galaxy S21 costs a lot more than the Galaxy Note8, but it's still a convenient choice, as you can get a lot more for that extra money.
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