Compare phones
| Global Score | |
| 75.3 | 79 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 8.1 Oreo, 7.1 Nougat | Android 11, 10 |
| 2017-09-12 | 2020-04-07 |
| 6.01 x 2.91 x 0.30 inches | 6.53 x 3.02 x 0.35 inches |
| 5.75 ounces | 7.37 ounces |
| Black and Blue | Aurora blue, Glacier white and Interstellar grey |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| $ 444.00 | $ 249.00 |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 393 pixels per inch |
| 550 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.5 | 8 |
| Performance | |
| Qualcomm Snapdragon 660 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 512 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 12.00 MP + 16.00 MP | 48.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.57 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| -- | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 3 | 6.7 |
| Battery Life | |
| 3500mAh Li - Ion Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | 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 |
Comparison review
Xiaomi Redmi Note 9S is slightly better than Xiaomi Mi Note 3, getting a 79 score against 75.3. Even though the Xiaomi Redmi Note 9S is way newer than the Xiaomi Mi Note 3, it's thicker and incredibly heavier. These phones use Android OS (operating system), but the Xiaomi Redmi Note 9S has 11 version and Xiaomi Mi Note 3 has Android 8.1 Oreo version.
Xiaomi Mi Note 3 and Xiaomi Redmi Note 9S feature very similar processing units, and although the Xiaomi Redmi Note 9S has 2 GB less RAM memory, they both have 8 processing cores. Xiaomi Mi Note 3 has a little bit better looking screen than Xiaomi Redmi Note 9S, because although it has a little smaller display and a bit worse resolution of 1080 x 1920px, it also counts with a just a bit greater count of pixels per inch of display.
The Xiaomi Redmi Note 9S features a quite bigger storage capacity to install applications and games than Xiaomi Mi Note 3, because although it has only 64 GB internal memory capacity, it also counts with an external SD slot that allows a maximum of 512 GB. The Xiaomi Redmi Note 9S counts with a very superior battery duration than Xiaomi Mi Note 3, because it has a 43% larger battery capacity.
The Xiaomi Redmi Note 9S counts with a way better camera than Xiaomi Mi Note 3, and although they both have the same video definition, a F1.8 aperture and the same video frame rates, the Xiaomi Redmi Note 9S also has a back camera with lot more mega-pixels.
In addition to being the best phone of the ones we are comparing, Xiaomi Redmi Note 9S is also a bargain compared to others, making it an obvious call.
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