Compare phones
| Global Score | |
| 73.1 | 79.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo | Android 11, 10 |
| 2018-07-13 | 2020-02-11 |
| 6.03 x 3.00 x 0.34 inches | 6.51 x 3.02 x 0.35 inches |
| 6.38 ounces | 7.34 ounces |
| Blue | Atlantis blue, Matrix purple and Phoenix red |
| -- | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 1280 x 720 pixels (HD) | 2400 x 1080 pixels |
| TFT | IPS LCD |
| 267 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 2 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Adreno 618 GPU |
| 8.73 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 7.7 |
| Camera | |
| 13.00 MP + 13.00 MP | 64.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.13 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Xiaomi Poco X2 has a score of 79.3, which is a bit better than the Galaxy J7 Star's global score of 73.1. Xiaomi Poco X2's design is newer, but just a little bit thicker and somewhat heavier than Galaxy J7 Star. Both of these phones include Android OS, but Xiaomi Poco X2 has the previous 11 version and Galaxy J7 Star has Android 9.0 Pie version.
Xiaomi Poco X2 has just a little better hardware performance than Galaxy J7 Star, and although they both have 8 processing cores, the Xiaomi Poco X2 also has 4 GB more RAM memory. The Xiaomi Poco X2 has a more vivid display than Galaxy J7 Star, because it has a greater screen density, a way higher resolution of 1080 x 2400 and a bigger screen.
The Xiaomi Poco X2 has a way better camera than Samsung Galaxy J7 Star, because although it has a tinier camera aperture which is not good for low light captures, it also counts with a way bigger back-facing camera sensor taking way higher quality pictures and videos, a much better 3840x2160 (4K) video quality and a way higher 64 MP resolution camera.
The Galaxy J7 Star counts with a lot bigger memory capacity for games and applications than Xiaomi Poco X2, because although it has less internal memory capacity, it also counts with an external memory slot that admits up to 400 GB. Xiaomi Poco X2 counts with longer battery lifetime than Galaxy J7 Star, because it has a 4500mAh battery size against 3300mAh.
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