Compare phones
| Global Score | |
| 73.1 | 65.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 8.0 Oreo | Android 6.0 Marshmallow |
| 2018-07-13 | 2016-11-11 |
| 6.03 x 3.00 x 0.34 inches | 5.51 x 2.77 x 0.33 inches |
| 6.38 ounces | 4.64 ounces |
| Blue | 16 777 216 |
| -- | Metal |
| Scratch-Resistant Glass | -- |
| $ 107.00 | $ 104.00 |
| Display / Screen | |
| 5.5 inches | 5 inches |
| 1280 x 720 pixels (HD) | 1280 x 720 pixels (HD) |
| TFT | IPS LCD |
| 267 pixels per inch | 294 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 7.2 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 425 8917 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A53, 64-bit, 28 nm (Quad-Core 1400 MHz) processor |
| 2 GB RAM | 2 GB RAM |
| Mali-T830 MP1 GPU | Adreno 308 GPU |
| 8.73 | 8.28 |
| Storage | |
| 32 GB internal memory | 16 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 9.44 | 6.72 |
| Camera | |
| 13.00 MP + 13.00 MP | 13.00 MP + 5.00 MP |
| f/1.70 aperture | f/2.20 aperture |
| 28.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.13 | 8.8 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM | Micro SIM |
| 6.6 | 6.1 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3120mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.12 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy J7 Star has a general score of 73.1, which is better than the Xiaomi Redmi 4a's 65.8 overall score. Both of these phones include Android operating system, but the Galaxy J7 Star has 9.0 Pie version and Xiaomi Redmi 4a has Android 6.0 Marshmallow version, counting with a couple additional features. Even though Galaxy J7 Star is newer than Xiaomi Redmi 4a, it's a lot heavier and just a little thicker.
Galaxy J7 Star has a little better hardware performance than Xiaomi Redmi 4a, and although they both have a 2 GB RAM memory, the Galaxy J7 Star also has a larger number of cores. The Xiaomi Redmi 4a features a little sharper screen than Samsung Galaxy J7 Star, because although it has a bit smaller screen, and they both have an equal 720 x 1280 resolution, the Xiaomi Redmi 4a also counts with a just a bit better quantity of pixels in each inch of screen.
The Samsung Galaxy J7 Star has a bit better camera than Xiaomi Redmi 4a, and although they both have the same 30 fps video frame rate, a 13 mega-pixels back-facing camera and the same 1920x1080 (Full HD) video definition, the Samsung Galaxy J7 Star also has a lot bigger diafragm aperture to capture better images in low light situations.
The Samsung Galaxy J7 Star counts with a much better memory capacity to install applications and games or saving photos and videos than Xiaomi Redmi 4a, because it has 32 GB internal memory capacity and a slot for external memory cards that supports up to 400 GB. The Samsung Galaxy J7 Star features a bit longer battery life than Xiaomi Redmi 4a, because it has a 3300mAh battery size.
Samsung Galaxy J7 Star costs a little more than the Xiaomi Redmi 4a, but you can get a better phone for that extra money.
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