Compare phones
| Global Score | |
| 75.8 | 79 |
| Basic Information | |
| Samsung | Xiaomi |
| -- | Android 11, 10 |
| 2017-01-13 | 2020-04-07 |
| 6.17 x 3.06 x 0.31 inches | 6.53 x 3.02 x 0.35 inches |
| 6.56 ounces | 7.37 ounces |
| Black sky, Blue mist, Gold sand and Peach cloud | Aurora blue, Glacier white and Interstellar grey |
| Aluminum and Glass (Corning Gorilla Glass 4) | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 249.00 |
| Display / Screen | |
| 5.7 inches | 6.7 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 386 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7880 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1900 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-T830 MP3 GPU | Adreno 618 GPU |
| 9 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 11.74 |
| Camera | |
| 16.00 MP + 16.00 MP | 48.00 MP + 16.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 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 |
| 9.24 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3600mAh Li - Ion Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.6 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Xiaomi Redmi Note 9S has a global score of 79, which is a bit better than Galaxy A7 (2017)'s score of 75.8. Xiaomi Redmi Note 9S is a noticeably newer cellphone than Galaxy A7 (2017), but it is heavier and thicker. The Xiaomi Redmi Note 9S has a little better hardware performance than Samsung Galaxy A7 (2017), and although they both have a Octa-Core processing unit, the Xiaomi Redmi Note 9S also has a higher amount of RAM memory.
The Xiaomi Redmi Note 9S features a bit more vivid screen than Samsung Galaxy A7 (2017), because it has a larger display, a quite better number of pixels per inch in the screen and a little bit higher 1080 x 2400px resolution. The Xiaomi Redmi Note 9S counts with a very superior camera than Galaxy A7 (2017), because it has a lot higher 3840x2160 (4K) video quality, a bigger camera aperture to capture better low-light images and videos and a back facing camera with a way higher 48 mega pixels resolution.
Xiaomi Redmi Note 9S has a much greater storage capacity to store more apps and games than Galaxy A7 (2017), because it has a slot for external memory cards that allows up to 512 GB and more internal memory. Xiaomi Redmi Note 9S counts with a really longer battery performance than Samsung Galaxy A7 (2017), because it has 5020mAh of battery capacity.
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