Compare phones
| Global Score | |
| 11.76 | 9.15 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11 |
| 2020-08-21 | 2021-05-27 |
| 6.49 x 3.04 x 0.32 inches | 6.23 x 2.96 x 0.33 inches |
| 7.34 ounces | 6.70 ounces |
| Mystic black, Mystic bronze and Mystic white | Moonlight White, Neptune Blue and Space Black, |
| Glass (Corning Gorilla Glass Victus) and Stainless steel | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 1054.00 | -- |
| Display / Screen | |
| 6.9 inches | 6.3 inches |
| 3088 x 1440 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | IPS LCD |
| 494 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8.7 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 865+ SM8250-AB chipset | MediaTek Helio G85 MT6769Z chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3000 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Mali G52 MC2 GPU |
| 9.81 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 15.38 | 10.02 |
| Camera | |
| 108.00 MP + 10.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 13.64 | 11 |
| 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 HSPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.6 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.56 | 4.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy Note 20 Ultra has an overall score of 11.76, which is a lot better than the Xiaomi Redmi Note 8 2021's 9.15 global score. The Galaxy Note 20 Ultra is an older and a bit heavier cellphone than the Xiaomi Redmi Note 8 2021, but Samsung managed to build it just a little thinner anyway. Both devices in this comparison review include the same Android 11 OS (Operating System), so both of them should provide the user identical OS features.
Samsung Galaxy Note 20 Ultra has a little sharper screen than Xiaomi Redmi Note 8 2021, because it has a just a little better screen density, a better 1440 x 3088 resolution and a little bit bigger display. Samsung Galaxy Note 20 Ultra counts with a much better memory for games and applications than Xiaomi Redmi Note 8 2021, because it has an external memory slot that admits up to 1000 GB and 128 GB internal memory capacity.
Galaxy Note 20 Ultra features a bit more powerful processing unit than Xiaomi Redmi Note 8 2021, and although they both have a Octa-Core processor, the Galaxy Note 20 Ultra also has 8 GB more RAM. Xiaomi Redmi Note 8 2021 has just a bit better battery life than Galaxy Note 20 Ultra, although it has 4000mAh of battery capacity against 4500mAh.
Galaxy Note 20 Ultra features a much better camera than Xiaomi Redmi Note 8 2021, and although they both have a same size aperture, the Galaxy Note 20 Ultra also has a much better video resolution, a way bigger back camera sensor which gives a much higher photo and video quality and a lot better resolution camera.