Compare phones
| Global Score | |
| 73.1 | 87.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo | Android 12 |
| 2018-07-13 | 2022-06-23 |
| 6.03 x 3.00 x 0.34 inches | 6.43 x 2.99 x 0.30 inches |
| 6.38 ounces | 6.88 ounces |
| Blue | Moonlight Silver, Nebula Green and Night Black |
| -- | 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 | AMOLED |
| 267 pixels per inch | 393 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.1 | 9.1 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 585, 64-bit (Octa-Core 3200 MHz) processor |
| 2 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Adreno 650 GPU |
| 8.73 | 9.81 |
| 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 | 64.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm 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 |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.13 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Poco F4 has a score of 87.5, which is better than Samsung Galaxy J7 Star's 73.1 score. Both of these devices include Android OS, but the Xiaomi Poco F4 has older 12 version while Samsung Galaxy J7 Star has Android 9.0 Pie version. The Xiaomi Poco F4 design is notably newer and thinner than the Samsung Galaxy J7 Star's, but it's also just a bit heavier.
Xiaomi Poco F4 counts with a much sharper screen than Galaxy J7 Star, because it has a much better resolution of 1080 x 2400px, a bigger screen and more pixels per inch in the screen. Xiaomi Poco F4 has just a bit bigger storage to install applications and games than Galaxy J7 Star, because although it has no SD memory card expansion slot, it also counts with 128 GB internal storage capacity.
Xiaomi Poco F4 features a superior performance than Samsung Galaxy J7 Star, and although they both have 8 cores, the Xiaomi Poco F4 also has a higher amount of RAM. The Xiaomi Poco F4 captures much clearer photos and videos than Galaxy J7 Star, because although it has a tinier camera aperture, it also counts with a much higher video resolution, a lot higher 64 MP resolution camera in the back and a way bigger back camera sensor capturing way higher quality photographs and videos.
Xiaomi Poco F4 features superior battery duration than Galaxy J7 Star, because it has a 4500mAh battery capacity instead of 3300mAh.
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