Compare phones
| Global Score | |
| 74.1 | 81.1 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 7.0 Nougat, 6.0 Marshmallow | Android 10 |
| 2017-01-23 | 2020-05-05 |
| 5.94 x 2.99 x 0.33 inches | 6.53 x 3.02 x 0.35 inches |
| 5.82 ounces | 7.37 ounces |
| 16 777 216 | Glacier white, Interstellar gray and Tropical green |
| Aluminum | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 291.00 |
| 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 |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 506 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 | |
| 13.00 MP + 5.00 MP | 64.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| -- | 26.00mm focal length |
| -- | 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 |
| 9.02 | 12.1 |
| 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 |
| Micro SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4100mAh Li - Polymer Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 6.8 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Redmi Note 9 Pro has a global score of 81.1, which is a bit better than the Xiaomi Redmi Note 4's 74.1 global score. Even though the Xiaomi Redmi Note 9 Pro is a lot newer than Xiaomi Redmi Note 4, it's extremely heavier and just a bit thicker. Both phones in this comparison review use Android OS (Operating System), but the Xiaomi Redmi Note 9 Pro has the older 10 version and Xiaomi Redmi Note 4 has Android 7.0 Nougat.
Xiaomi Redmi Note 4 features a little more vivid screen than Xiaomi Redmi Note 9 Pro, because although it has a bit lower 1080 x 1920 pixels resolution and a little smaller screen, it also counts with a bit higher pixels density. The Xiaomi Redmi Note 9 Pro counts with a bit faster CPU than Xiaomi Redmi Note 4, and although they both have a Octa-Core processor, the Xiaomi Redmi Note 9 Pro also has a higher amount of RAM memory.
The Xiaomi Redmi Note 9 Pro counts with a way better camera than Xiaomi Redmi Note 4, because it has a much better 3840x2160 video definition, a way higher resolution camera in the back and a bigger diafragm aperture. The Xiaomi Redmi Note 9 Pro has a greater storage capacity to install applications and games than Xiaomi Redmi Note 4, and although they both have equal 64 GB internal memory capacity, the Xiaomi Redmi Note 9 Pro also has a SD extension slot that allows up to 512 GB.
Xiaomi Redmi Note 9 Pro features longer battery duration than Xiaomi Redmi Note 4, because it has 5020mAh of battery capacity.
The Xiaomi Redmi Note 9 Pro costs a lot more than Xiaomi Redmi Note 4, but you can get a better phone for that few extra dollars.
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