| Global Score | |
| 74.8 | 80.1 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 4.3, 4.1.2, 4.1.1, 4.0.4 | Android 15 |
| 2012-05-03 | -- |
| 5.38 x 2.78 x 0.34 inches | -- |
| 4.69 ounces | -- |
| Black, Blue, Brown, Gray, Pink, Red and White | -- |
| Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 195.00 | -- |
| Display / Screen | |
| 4.8 inches | 6.7 inches |
| 720 x 1280 pixels (HD) | -- |
| Super AMOLED | AMOLED |
| 306 pixels per inch | -- |
| 300 cd/m2 brightness | 3000 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 8.6 | 5 |
| Performance | |
| Samsung Exynos 4 (4412) chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| ARM Cortex-A9 (Quad-Core 1400 MHz) processor | processor |
| 2 GB RAM | 16 GB RAM |
| ARM Mali-400 MP4 (Quad-Core 266 MHz) GPU | Adreno 830 GPU |
| 9 | 6.3 |
| Storage | |
| 32 GB internal memory | 512 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | No SD card slot |
| 7.56 | 17.6 |
| Camera | |
| 8.00 MP + 1.90 MP | 200.00 MP + 32.00 MP |
| f/2.60 aperture | -- |
| 0.33 inches (1/3") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 8.47 | 12.87 |
| Networks | |
| Wi-Fi | -- |
| Mobile Hotspot | -- |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Micro SIM | Nano SIM |
| 7 | 7.6 |
| Battery Life | |
| 2100mAh Li-Ion Battery | 6000mAh Si - Carbon Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 580 hours standby time 16 hours talk time | -- |
| 4 | 7.52 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Xiaomi 15 Ultra (Rumored) is slightly better than the Galaxy S III, having an 80.1 score against 74.8. Xiaomi 15 Ultra (Rumored)'s design is notably lighter and much thinner than the Galaxy S III. Both of these devices use Android operating system, but Xiaomi 15 Ultra (Rumored) has newer 15 version and Galaxy S III has Android 4.3.
The Galaxy S III features a much better performing processor than Xiaomi 15 Ultra (Rumored), because although it has less RAM and a lower number of cores , it also counts with a graphics co-processor. The Galaxy S III counts with a lot better looking display than Xiaomi 15 Ultra (Rumored), although it has a lot smaller screen and a lot darker screen.
Xiaomi 15 Ultra (Rumored) counts with a much better storage to install games and applications than Samsung Galaxy S III, because although it has no SD memory slot, it also counts with 512 GB internal memory capacity. The Xiaomi 15 Ultra (Rumored) counts with a way better battery lifetime than Samsung Galaxy S III, because it has a 6000mAh battery capacity instead of 2100mAh.
The Xiaomi 15 Ultra (Rumored) captures a lot better pictures and videos than Galaxy S III, because it has a camera in the back with much more MP and a way better video definition.
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