Compare phones
| Global Score | |
| 79 | 83 |
| Basic Information | |
| Xiaomi | Asus |
| Android 11, 10 | Android 11 |
| 2020-04-07 | 2021-05-13 |
| 6.53 x 3.02 x 0.35 inches | 5.83 x 2.70 x 0.35 inches |
| 7.37 ounces | 5.96 ounces |
| Aurora blue, Glacier white and Interstellar grey | Horizon Silver and Obsidian Black |
| Glass (Corning Gorilla Glass 5) | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 249.00 | -- |
| Display / Screen | |
| 6.7 inches | 5.9 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 393 pixels per inch | 446 pixels per inch |
| -- | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 720G SM7125 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 16.00 MP | 64.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 4000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2, EDR |
| 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
The Asus ZenFone 8 is just a bit better than Xiaomi Redmi Note 9S, with an 83 score against 79. Asus ZenFone 8 is a somewhat lighter cellphone than the Xiaomi Redmi Note 9S, but both are equally thin. Both phones we are comparing come with the same Android 11 operating system, so you shouldn't notice any differences regarding OS features.
Asus ZenFone 8 has a little faster processing unit than Xiaomi Redmi Note 9S, and although they both have a Octa-Core processing unit, the Asus ZenFone 8 also has 2 GB more RAM. Asus ZenFone 8 has a sharper display than Xiaomi Redmi Note 9S, because although it has a little smaller display, and they both have the same exact 1080 x 2400 resolution, the Asus ZenFone 8 also counts with a just a bit better display density.
Xiaomi Redmi Note 9S has a quite bigger memory to install applications and games or saving photos and videos than Asus ZenFone 8, because although it has less internal memory, it also counts with a slot for an SD memory card that supports a maximum of 512 GB. Xiaomi Redmi Note 9S features longer battery lifetime than Asus ZenFone 8, because it has a 5020mAh battery capacity.
The Asus ZenFone 8 has a slightly better camera than Xiaomi Redmi Note 9S, and although they both have the same diafragm aperture, the Asus ZenFone 8 also has a camera in the back with a way better 64 MP resolution, a larger sensor taking higher quality videos and photos and a lot higher 7680x4320 video quality.
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