Compare phones
| Global Score | |
| 76.6 | 76.1 |
| Basic Information | |
| Xiaomi | Asus |
| Android 10 | Android 14 |
| 2020-05-20 | 2024-03-14 |
| 6.39 x 3.04 x 0.35 inches | 6.45 x 3.02 x 0.35 inches |
| 7.02 ounces | 7.90 ounces |
| Forest green, Midnight gray and Polar white | Desert Sand, Eternal Black, Misty Grey and Skyline Blue |
| Plastic | Glass |
| Scratch-Resistant Glass | -- |
| $ 283.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 396 pixels per inch | 387 pixels per inch |
| -- | 2500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.5 |
| Performance | |
| MediaTek Helio G85 chipset | Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset |
| Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | processor |
| 3 GB RAM | 12 GB RAM |
| Mali G52 MC2 GPU | Adreno 750 GPU |
| 9.09 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 13.3 |
| Camera | |
| 48.00 MP + 13.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.64 inches (1/1.56") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11 | 12.54 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 7 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 5500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 7.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | 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 |
Comparison review
The Xiaomi Redmi Note 9 has a general score of 76.6, which is just a bit better than Asus Zenfone 11 Ultra's overall score of 76.1. These devices use Android OS (operating system), but the Xiaomi Redmi Note 9 has older 10 version and Asus Zenfone 11 Ultra has Android 14 version. The Xiaomi Redmi Note 9 is a lighter phone than Asus Zenfone 11 Ultra, but both of them are equally thin.
The Xiaomi Redmi Note 9 has an extremely better CPU than Asus Zenfone 11 Ultra, although it has 9 GB lesser RAM memory, they both have 8 processing cores. Asus Zenfone 11 Ultra counts with a much better looking screen than Xiaomi Redmi Note 9, because although it has a just a little worse pixel amount in each inch in the display, it also counts with a bit larger display and a slightly better resolution of 1080 x 2400.
The Asus Zenfone 11 Ultra has much more memory to install applications and games than Xiaomi Redmi Note 9, because although it has no slot for SD memory cards, it also counts with 192 GB more internal storage capacity. Asus Zenfone 11 Ultra shoots much better photos and videos than Xiaomi Redmi Note 9, because although it has a tinier aperture which is worse for low light images and video, it also counts with a way better 7680x4320 video quality, a much larger sensor taking lot better quality photographs and videos and a better 50 mega pixels resolution back facing camera.
Asus Zenfone 11 Ultra has a bit longer battery lifetime than Xiaomi Redmi Note 9, because it has 5500mAh of battery capacity.
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