Compare phones
| Global Score | |
| 68.2 | 73.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 9.0 Pie, 8.0 Oreo |
| 2020-07-15 | 2018-07-13 |
| 6.49 x 3.03 x 0.35 inches | 6.03 x 3.00 x 0.34 inches |
| 6.91 ounces | 6.38 ounces |
| Carbon grey, Ocean green and Sky blue | Blue |
| Plastic | -- |
| -- | Scratch-Resistant Glass |
| $ 126.00 | $ 107.00 |
| Display / Screen | |
| 6.5 inches | 5.5 inches |
| 1600 x 720 pixels | 1280 x 720 pixels (HD) |
| IPS LCD | TFT |
| 270 pixels per inch | 267 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.1 |
| Performance | |
| MediaTek Helio G25 chipset | Samsung Exynos 7 Octa 7870 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor |
| 2 GB RAM | 2 GB RAM |
| PowerVR GE8320 GPU | Mali-T830 MP1 GPU |
| 9 | 8.73 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 400 GB) external memory slot |
| 5.8 | 9.44 |
| Camera | |
| 13.00 MP + 5.00 MP | 13.00 MP + 13.00 MP |
| -- | f/1.70 aperture |
| -- | 28.00mm focal length |
| -- | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (60 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.14 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy J7 Star has an overall score of 73.1, which is slightly better than Xiaomi Redmi 9A's score of 68.2. Despite of the fact that Samsung Galaxy J7 Star is a lot older than Xiaomi Redmi 9A, it's construction is just a little thinner and a bit lighter. Both of these devices have Android OS (operating system), but the Samsung Galaxy J7 Star has a newer 9.0 Pie version while Xiaomi Redmi 9A has Android 10.
Xiaomi Redmi 9A counts with a bit better CPU than Samsung Galaxy J7 Star. They have 8 cores and the same RAM amount. The Xiaomi Redmi 9A features a slightly better screen than Galaxy J7 Star, because it has a bigger screen, a bit higher number of pixels per inch in the screen and a little higher 720 x 1600px resolution.
Galaxy J7 Star shoots better photos and videos than Xiaomi Redmi 9A, although it has slower video frame rate, they both have a same resolution back facing camera and the same video resolution. Galaxy J7 Star counts with a much greater storage capacity for apps and games than Xiaomi Redmi 9A, and although they both have equal 32 GB internal storage, the Galaxy J7 Star also has an external memory slot that admits a maximum of 400 GB.
The Xiaomi Redmi 9A features a much better battery duration than Galaxy J7 Star, because it has 5000mAh of battery capacity against 3300mAh.
The Galaxy J7 Star not only is the best phones of the ones we are comparing here, but it's also by far the cheapest one.
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