Compare phones
| Global Score | |
| 87.1 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11 |
| 2018-08-24 | 2021-01-29 |
| 6.37 x 3.01 x 0.35 inches | 6.50 x 2.98 x 0.35 inches |
| 7.09 ounces | 8.04 ounces |
| Cloud silver, Lavender purple, Midnight black and Ocean blue | Phantom black and Silver |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 457.00 | $ 966.00 |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2960 x 1440 pixels | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 514 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.7 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 630 GPU | Adreno 660 GPU |
| 9.63 | 9.72 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 12.00 MP + 8.00 MP | 108.00 MP + 40.00 MP |
| f/1.50 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.23 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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
Samsung Galaxy S21 Ultra is much better than the Galaxy Note9, with a 98.1 score against 87.1. The Samsung Galaxy S21 Ultra is a somewhat heavier cellphone than the Galaxy Note9, but both of them have the same thickness. Samsung Galaxy S21 Ultra counts with a bit superior processing unit than Galaxy Note9, and although they both have 8 CPU cores, the Samsung Galaxy S21 Ultra also has 6 GB more RAM memory.
The Samsung Galaxy S21 Ultra has a brighter screen than Samsung Galaxy Note9, because it has a little bit larger display, a just a little better quantity of pixels per display inch and a slightly higher resolution of 1440 x 3200. The Samsung Galaxy Note9 counts with a way bigger storage to install games and applications than Samsung Galaxy S21 Ultra, and although they both have the same internal memory, the Samsung Galaxy Note9 also has an external memory slot that holds up to 512 GB.
The Galaxy S21 Ultra features a lot better camera than Samsung Galaxy Note9, because although it has a smaller diafragm aperture, it also counts with a lot better 7680x4320 video resolution, a camera with a much higher 108 megapixels resolution and a way bigger camera sensor taking more light and vivid colors.
The Galaxy S21 Ultra has longer battery performance than Galaxy Note9, because it has 5000mAh of battery capacity instead of 4000mAh.
Although Galaxy S21 Ultra is a better device, it is way more expensive than the Samsung Galaxy Note9, and it doesn't have such a good relation between it's price and quality as the Samsung Galaxy Note9. If you prefer to save some dollars, you can get Samsung Galaxy Note9, and give up a couple features, but you'll get the most with your money.
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