Compare phones
| Global Score | |
| 72.7 | 79 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | Android 11, 10 |
| 2018-06-29 | 2020-04-07 |
| 6.03 x 3.00 x 0.34 inches | 6.53 x 3.02 x 0.35 inches |
| 6.38 ounces | 7.37 ounces |
| 16 777 216 | Aurora blue, Glacier white and Interstellar grey |
| -- | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 249.00 |
| 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 7884 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 2 GB RAM | 4 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 | microSDXC (up to 512 GB) external memory slot |
| 9.44 | 11.74 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 16.00 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 (960 fps) (HD) slow motion video |
| 9.13 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Redmi Note 9S is slightly better than the Samsung Galaxy J7 Refine, with a 79 score against 72.7. Both of these devices use Android OS (Operating System), but the Xiaomi Redmi Note 9S has an older 11 version while Samsung Galaxy J7 Refine has Android 8.0 Oreo version. Even though Xiaomi Redmi Note 9S is newer than Samsung Galaxy J7 Refine, it's just a bit thicker and heavier.
Xiaomi Redmi Note 9S counts with a better looking screen than Galaxy J7 Refine, because it has a way better 1080 x 2400 resolution, a greater amount of pixels per inch in the display and a bigger screen. Xiaomi Redmi Note 9S counts with a superior storage to store more apps and games than Samsung Galaxy J7 Refine, because it has 64 GB internal storage and a SD extension slot that holds a maximum of 512 GB.
The Xiaomi Redmi Note 9S counts with a bit better CPU than Samsung Galaxy J7 Refine, and although they both have a Octa-Core CPU, the Xiaomi Redmi Note 9S also has 2 GB more RAM. The Xiaomi Redmi Note 9S features a way better camera than Galaxy J7 Refine, because although it has a smaller camera aperture which is not nice for capturing photos and/or video in poorly lited environments, it also counts with a way bigger back camera sensor, a back facing camera with a much higher 48 mega-pixels resolution and a much higher 3840x2160 (4K) video definition.
Xiaomi Redmi Note 9S features a really longer battery life than Galaxy J7 Refine, because it has a 5020mAh battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.