Compare phones
| Global Score | |
| 73.1 | 82.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo | Android 10, 9.0 Pie |
| 2018-07-13 | 2019-06-17 |
| 6.03 x 3.00 x 0.34 inches | 6.17 x 2.93 x 0.35 inches |
| 6.38 ounces | 6.74 ounces |
| Blue | Carbon Black, Flame Red and Glacier Blue |
| -- | Metal and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| TFT | AMOLED |
| 267 pixels per inch | 403 pixels per inch |
| -- | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 8.4 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 730 SM7150-AA 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 | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.13 | 11.66 |
| 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, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Xiaomi Mi 9T is better than Samsung Galaxy J7 Star, with a global score of 82.2 against 73.1. Although the Xiaomi Mi 9T is newer than Samsung Galaxy J7 Star, it is just a bit thicker and a little heavier. Both of these devices have Android OS (operating system), but Xiaomi Mi 9T has the previous 10 version and Samsung Galaxy J7 Star has Android 9.0 Pie version.
The Xiaomi Mi 9T features a much better looking screen than Samsung Galaxy J7 Star, because it has a lot better display pixels density, a larger display and a much higher 1080 x 2340 pixels resolution. The Xiaomi Mi 9T has just a little better hardware performance than Galaxy J7 Star, and although they both have 8 CPU cores, the Xiaomi Mi 9T also has a higher amount of RAM.
The Xiaomi Mi 9T features a greater camera than Galaxy J7 Star, because although it has a smaller camera aperture which is not so good for low light photos, it also counts with a much better video quality, a camera in the back with lot more mega-pixels and a lot larger back-facing camera sensor taking way better quality photos.
Xiaomi Mi 9T counts with just a bit bigger storage to store more apps and games than Samsung Galaxy J7 Star, because although it has no external memory slot, it also counts with 128 GB internal memory. The Xiaomi Mi 9T has superior battery lifetime than Galaxy J7 Star, because it has 4000mAh of battery capacity.
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