Compare phones
| Global Score | |
| 76.6 | 81.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 13 |
| 2020-05-20 | -- |
| 6.39 x 3.04 x 0.35 inches | 6.43 x 3.07 x 0.35 inches |
| 7.02 ounces | -- |
| Forest green, Midnight gray and Polar white | -- |
| Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 283.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 2340 x 1080 pixels | 3080 x 1440 pixels |
| IPS LCD | Dynamic AMOLED |
| 396 pixels per inch | 500 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8 |
| Performance | |
| MediaTek Helio G85 chipset | Qualcomm Snapdragon 8 Gen 2 (4 nm) chipset |
| Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | processor |
| 3 GB RAM | 8 GB RAM |
| Mali G52 MC2 GPU | Adreno 740 GPU |
| 9.09 | 6.21 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 200.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 69.00mm focal length |
| 0.5 inches (1/2") sensor | 0.77 inches (1/1.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | -- |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 11 | 12.43 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Samsung Galaxy S23 Ultra is a bit better than Xiaomi Redmi Note 9, having a global score of 81.5 against 76.6. Both devices in this review have Android OS (operating system), but the Samsung Galaxy S23 Ultra has a newer 13 version and Xiaomi Redmi Note 9 has Android 10 version, counting with a couple nice extra features.
The Samsung Galaxy S23 Ultra and Xiaomi Redmi Note 9 have very similar displays, although the Samsung Galaxy S23 Ultra also has a better 1440 x 3080 resolution, a greater pixels count in each inch of screen and a bit larger display. Galaxy S23 Ultra counts with a little bit more storage capacity to install games and applications than Xiaomi Redmi Note 9, because although it has no SD extension slot, it also counts with 128 GB internal storage capacity.
Xiaomi Redmi Note 9 features a much better performing processing unit than Samsung Galaxy S23 Ultra, although it has a lower amount of RAM, they both have the same number of cores. Galaxy S23 Ultra counts with a much better camera than Xiaomi Redmi Note 9, because it has a bigger camera aperture to capture better low-light photography and videos, a lot bigger sensor taking lot better quality videos and pictures and a camera in the back with a lot better 200 MP resolution.
The Galaxy S23 Ultra and Xiaomi Redmi Note 9 feature really similar batteries duration, although the Galaxy S23 Ultra has just 5000mAh of battery capacity against 5020mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.