Compare phones
| Global Score | |
| 76.7 | 81.1 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11 | Android 10 |
| 2021-05-27 | 2020-05-05 |
| 6.23 x 2.96 x 0.33 inches | 6.53 x 3.02 x 0.35 inches |
| 6.70 ounces | 7.37 ounces |
| Moonlight White, Neptune Blue and Space Black, | Glacier white, Interstellar gray and Tropical green |
| Glass and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 291.00 |
| Display / Screen | |
| 6.3 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 409 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali G52 MC2 GPU | Adreno 618 GPU |
| 9.09 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.02 | 11.74 |
| Camera | |
| 48.00 MP + 13.00 MP | 64.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) 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 |
| 11 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Redmi Note 9 Pro has an overall score of 81.1, which is just a bit better than the Xiaomi Redmi Note 8 2021's 76.7 overall score. Despite being the best cellphone we are comparing, Xiaomi Redmi Note 9 Pro is an older, a little thicker and a bit heavier cellphone than the Xiaomi Redmi Note 8 2021. Both phones we are comparing here have Android OS (Operating System), but Xiaomi Redmi Note 9 Pro has the older 10 version and Xiaomi Redmi Note 8 2021 has Android 11.
Xiaomi Redmi Note 9 Pro counts with a bit better processor than Xiaomi Redmi Note 8 2021, and although they both have a Octa-Core CPU, the Xiaomi Redmi Note 9 Pro also has 2 GB more RAM. The Xiaomi Redmi Note 8 2021 counts with a slightly better looking screen than Xiaomi Redmi Note 9 Pro, because although it has a quite lower 1080 x 2340 pixels resolution and a little smaller screen, it also counts with a little bit higher pixel quantity in each inch of screen.
The Xiaomi Redmi Note 9 Pro counts with a better memory capacity to install games and applications than Xiaomi Redmi Note 8 2021, and although they both have exactly the same 64 GB internal memory, the Xiaomi Redmi Note 9 Pro also has a slot for an SD memory card that holds a maximum of 512 GB. The Xiaomi Redmi Note 9 Pro counts with a much better camera than Xiaomi Redmi Note 8 2021, because although it has a smaller aperture which is not so good for low light photos, it also counts with a larger back camera sensor, a way better video definition and a way more megapixels back-facing camera.
The Xiaomi Redmi Note 9 Pro features longer battery life than Xiaomi Redmi Note 8 2021, because it has a 26% bigger battery capacity.
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