| Global Score | |
| 87.4 | 77.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 5.0 | Android 11 |
| 2015-04-11 | 2022-03-15 |
| 5.65 x 2.78 x 0.27 inches | 6.01 x 2.75 x 0.32 inches |
| 4.87 ounces | 6.21 ounces |
| Black, Blue, Gold and White | Blue, Grey and Purple |
| Aluminium and Glass | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 252.00 | -- |
| Display / Screen | |
| 5.1 inches | 6.3 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 576 pixels per inch | 418 pixels per inch |
| -- | 1100 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9.9 | 8.9 |
| Performance | |
| Exynos 7 Octa 7420 chipset | Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset |
| 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor | processor |
| 3 GB (1600 MHz) RAM | 8 GB RAM |
| Mali-T760 MP8 (650 MHz) GPU | Adreno 650 GPU |
| 10.08 | 6.21 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 16.00 MP + 5.00 MP | 50.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.90 aperture |
| 28.00mm focal length | 50.00mm focal length |
| 0.38 inches (1/2.6") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.01 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 2550mAh Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.56 | 6.32 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | 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 |
The Galaxy S6 is much better than the Xiaomi 12X, getting an 87.4 score against 77.8. These phones include Android OS (operating system), but Galaxy S6 has the older 5.0 version while Xiaomi 12X has Android 11. The Galaxy S6 is an extremely older phone than Xiaomi 12X, but it's thinner and a lot lighter anyway.
Galaxy S6 has a much better display than Xiaomi 12X, because although it has a little smaller display, it also counts with a better 2560 x 1440 resolution and a greater number of pixels per display inch. Galaxy S6 counts with a much better performing processing unit than Xiaomi 12X, because although it has a lower amount of RAM, and they both have the same number of cores, the Galaxy S6 also counts with a 64-bit CPU and an additional graphics processing unit.
The Xiaomi 12X has as much storage capacity to store more games and applications as the Galaxy S6, both have the same internal storage. Xiaomi 12X counts with a really longer battery performance than Samsung Galaxy S6, because it has 4500mAh of battery capacity against 2550mAh. Xiaomi 12X has a better camera than Galaxy S6, and although they both have a F1.9 camera aperture, the Xiaomi 12X also has a way higher video resolution and a way more megapixels back facing camera.
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