Compare phones
| Global Score | |
| 75.3 | 76.6 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 8.1 Oreo, 7.1 Nougat | Android 10 |
| 2017-09-12 | 2020-05-20 |
| 6.01 x 2.91 x 0.30 inches | 6.39 x 3.04 x 0.35 inches |
| 5.75 ounces | 7.02 ounces |
| Black and Blue | Forest green, Midnight gray and Polar white |
| Aluminum and Glass | Plastic |
| -- | Scratch-Resistant Glass |
| $ 444.00 | $ 283.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 396 pixels per inch |
| 550 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.5 | 8 |
| Performance | |
| Qualcomm Snapdragon 660 chipset | MediaTek Helio G85 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 512 GPU | Mali G52 MC2 GPU |
| 9.27 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 10.1 | 10.02 |
| Camera | |
| 12.00 MP + 16.00 MP | 48.00 MP + 13.00 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 | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.57 | 11 |
| 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 | 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
The Xiaomi Redmi Note 9 is a bit better than Xiaomi Mi Note 3, getting a general score of 76.6 against 75.3. Both devices in our current comparison include Android OS, but the Xiaomi Redmi Note 9 has older 10 version and Xiaomi Mi Note 3 has Android 8.1 Oreo. Even though the Xiaomi Redmi Note 9 is incredibly newer than the Xiaomi Mi Note 3, it's thicker and somewhat heavier.
The Xiaomi Mi Note 3 counts with a bit sharper screen than Xiaomi Redmi Note 9, because although it has a little bit smaller screen and a bit lower resolution of 1080 x 1920, it also counts with a little bit greater pixels count in each display inch. The Xiaomi Mi Note 3 counts with just a bit more storage for games and applications than Xiaomi Redmi Note 9, because although it has no external SD slot, it also counts with 128 GB internal storage.
Xiaomi Mi Note 3 features a bit more powerful CPU than Xiaomi Redmi Note 9, and although they both have 8 CPU cores, the Xiaomi Mi Note 3 also has a higher amount of RAM. Xiaomi Redmi Note 9 has a way better battery performance than Xiaomi Mi Note 3, because it has a 5020mAh battery size. Xiaomi Redmi Note 9 has a much better camera than Xiaomi Mi Note 3, and although they both have the same 1920x1080 (Full HD) video quality, a F1.8 aperture and the same 30 frames per second video frame rates, the Xiaomi Redmi Note 9 also has a lot more mega pixels back facing camera.
Xiaomi Redmi Note 9 is not only the best phones of the ones we are comparing, but it's also a bargain compared to the other phones.
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