Compare phones
| Global Score | |
| 81 | 80.1 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 12 | Android 15 |
| Black and White | -- |
| Aluminum and Ceramic | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 3200 x 1440 pixels | -- |
| AMOLED | AMOLED |
| 524 pixels per inch | -- |
| 1500 cd/m2 brightness | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.7 | 5 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| processor | processor |
| 8 GB RAM | 16 GB RAM |
| Adreno 730 GPU | Adreno 830 GPU |
| 6.21 | 6.3 |
| Storage | |
| 256 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 17.6 |
| Camera | |
| 50.00 MP + 20.00 MP | 200.00 MP + 32.00 MP |
| f/2.00 aperture | -- |
| 24.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 12.32 | 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 | |
| 4800mAh Battery | 6000mAh Si - Carbon Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.64 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.4 |
| GPS | GPS |
| -- | 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
Xiaomi 12S Ultra is slightly better than Xiaomi 15 Ultra (Rumored), with an 81 score against 80.1. These devices have Android OS (Operating System), but the Xiaomi 12S Ultra has the older 12 version and Xiaomi 15 Ultra (Rumored) has Android 15 version. The Xiaomi 12S Ultra counts with a much better screen than Xiaomi 15 Ultra (Rumored), although it has much worse brightness, they both have a display of the same size.
Xiaomi 15 Ultra (Rumored) counts with just a bit better processing power than Xiaomi 12S Ultra, and although they both have 8 cores, the Xiaomi 15 Ultra (Rumored) also has 8 GB more RAM. Xiaomi 15 Ultra (Rumored) shoots clearer videos and photos than Xiaomi 12S Ultra, and although they both have the same video definition, the Xiaomi 15 Ultra (Rumored) also has a way better 200 mega-pixels resolution back-facing camera and higher 30 frames per second video frame rates.
The Xiaomi 15 Ultra (Rumored) has a much better memory capacity for games and applications than Xiaomi 12S Ultra, because it has 512 GB internal storage capacity. Xiaomi 15 Ultra (Rumored) has improved battery life than Xiaomi 12S Ultra, because it has a 6000mAh battery size.
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