Compare phones
| Global Score | |
| 73.3 | 81.1 |
| Basic Information | |
| Asus | Xiaomi |
| Android 6.0 Marshmallow | Android 10 |
| 2016-07-12 | 2020-05-05 |
| 7.34 x 3.70 x 0.27 inches | 6.53 x 3.02 x 0.35 inches |
| 8.22 ounces | 7.37 ounces |
| Gold, Gray, Pink and Silver | Glacier white, Interstellar gray and Tropical green |
| Aluminum | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 291.00 |
| Display / Screen | |
| 6.8 inches | 6.7 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 324 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.6 | 8 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 510 GPU | Adreno 618 GPU |
| 8.91 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.86 | 11.74 |
| Camera | |
| 23.00 MP + 8.00 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 |
| 3840 x 2160 (24 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (30 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.01 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4600mAh Li - Ion Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.48 | 6.8 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | 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 |
| FM Radio | -- |
Comparison review
Xiaomi Redmi Note 9 Pro is much better than Asus ZenFone 3 Ultra, getting an 81.1 score against 73.3. Even though the Xiaomi Redmi Note 9 Pro is thicker than the Asus ZenFone 3 Ultra, it's somewhat lighter and also incredibly newer. Both phones in this review use Android OS, but the Xiaomi Redmi Note 9 Pro has the older 10 version and Asus ZenFone 3 Ultra has Android 6.0 Marshmallow version.
Xiaomi Redmi Note 9 Pro features a little sharper display than Asus ZenFone 3 Ultra, because although it has a little bit smaller screen, it also counts with a quite better 1080 x 2400 resolution and a just a bit higher screen pixels density. Xiaomi Redmi Note 9 Pro has a bit more powerful processor than Asus ZenFone 3 Ultra, and although they both have a Octa-Core CPU, the Xiaomi Redmi Note 9 Pro also has more RAM memory.
The Xiaomi Redmi Note 9 Pro features a greater camera than Asus ZenFone 3 Ultra, and although they both have the same 3840x2160 (4K) video resolution, the Xiaomi Redmi Note 9 Pro also has a much more megapixels back facing camera, faster video frame rates and a bigger camera aperture for better captures and video in low light environments.
The Asus ZenFone 3 Ultra features slightly more storage for apps and games than Xiaomi Redmi Note 9 Pro, because although it has a SD extension slot that holds up to 200 GB against 512 GB, it also counts with 128 GB internal storage capacity. The Xiaomi Redmi Note 9 Pro has just a bit better battery performance than Asus ZenFone 3 Ultra, because it has 5020mAh of battery capacity instead of 4600mAh.
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