| Global Score | |
| 87.4 | 83.4 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 5.0 | Android 11 |
| 2015-04-11 | 2021-03-20 |
| 5.65 x 2.78 x 0.27 inches | 6.51 x 3.02 x 0.37 inches |
| 4.87 ounces | 7.58 ounces |
| Black, Blue, Gold and White | Frost blue, Metal bronze and Phantom black |
| Aluminium and Glass | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 252.00 | -- |
| Display / Screen | |
| 5.1 inches | 6.7 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 576 pixels per inch | 393 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.9 | 8.1 |
| Performance | |
| Exynos 7 Octa 7420 chipset | Qualcomm Snapdragon 860 SM8150-AC chipset |
| 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB (1600 MHz) RAM | 6 GB RAM |
| Mali-T760 MP8 (650 MHz) GPU | Adreno 640 GPU |
| 10.08 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1 TB) external memory slot |
| 10.1 | 15.42 |
| Camera | |
| 16.00 MP + 5.00 MP | 48.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 28.00mm focal length | -- |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 10.01 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 2550mAh Battery | 5160mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.56 | 6.88 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| 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 a bit better than Xiaomi Poco X3 Pro, with a score of 87.4 against 83.4. Galaxy S6 is an incredibly older device than Xiaomi Poco X3 Pro, but Samsung could make it a lot thinner and much lighter. Both of these devices come with Android operating system, but Galaxy S6 has the older 5.0 version and Xiaomi Poco X3 Pro has Android 11.
Galaxy S6 features a much sharper display than Xiaomi Poco X3 Pro, because although it has a really smaller display, it also counts with a higher 2560 x 1440 resolution and more pixels per screen inch. Xiaomi Poco X3 Pro features a much bigger memory capacity to install games and applications than Galaxy S6, and although they both have the same 128 GB internal storage, the Xiaomi Poco X3 Pro also has a SD card slot that supports up to 1 TB.
Galaxy S6 counts with a bit faster processor than Xiaomi Poco X3 Pro, because although it has lesser RAM memory, and they both have 8 cpu cores, the Galaxy S6 also counts with a 64-bits processing unit and an additional GPU. The Xiaomi Poco X3 Pro features a slightly better camera than Galaxy S6, and although they both have the same video frame rates and the same 3840x2160 video resolution, the Xiaomi Poco X3 Pro also has a lot larger back-facing camera sensor taking much higher quality videos and photographs, a much higher resolution back-facing camera and a larger aperture.
Xiaomi Poco X3 Pro features a very superior battery lifetime than Galaxy S6, because it has a 102 percent more battery capacity.
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