Compare phones
| Global Score | |
| 81.5 | 80.1 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 13 | Android 15 |
| 6.43 x 3.07 x 0.35 inches | -- |
| Aluminum and Glass | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.8 inches | 6.7 inches |
| 3080 x 1440 pixels | -- |
| Dynamic AMOLED | AMOLED |
| 500 pixels per inch | -- |
| -- | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 5 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 2 (4 nm) chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| processor | processor |
| 8 GB RAM | 16 GB RAM |
| Adreno 740 GPU | Adreno 830 GPU |
| 6.21 | 6.3 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 17.6 |
| Camera | |
| 200.00 MP + 40.00 MP | 200.00 MP + 32.00 MP |
| f/1.70 aperture | -- |
| 69.00mm focal length | -- |
| 0.77 inches (1/1.3") sensor | -- |
| -- | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 12.43 | 12.87 |
| Networks | |
| Wi-Fi | -- |
| Mobile Hotspot | -- |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 10.6 | 7.6 |
| Battery Life | |
| 5000mAh Battery | 6000mAh Si - Carbon Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Samsung Galaxy S23 Ultra is just a bit better than Xiaomi 15 Ultra (Rumored), getting a overall score of 81.5 against 80.1. These phones use Android OS (Operating System), but the Samsung Galaxy S23 Ultra has the older 13 version while Xiaomi 15 Ultra (Rumored) has Android 15 version. Galaxy S23 Ultra counts with a much sharper display than Xiaomi 15 Ultra (Rumored), because it has a quite bigger screen.
The Xiaomi 15 Ultra (Rumored) features a bit better CPU than Samsung Galaxy S23 Ultra, and although they both have a Octa-Core CPU, the Xiaomi 15 Ultra (Rumored) also has 8 GB more RAM. Xiaomi 15 Ultra (Rumored) captures a bit better photos and videos than Samsung Galaxy S23 Ultra. They have a 200 megapixels resolution back facing camera.
Xiaomi 15 Ultra (Rumored) features a superior storage for games and applications than Galaxy S23 Ultra, because it has more internal memory capacity. The Xiaomi 15 Ultra (Rumored) counts with better battery duration than Galaxy S23 Ultra, because it has 6000mAh of battery capacity instead of 5000mAh.
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