Compare phones
| Global Score | |
| 85.5 | 76.6 |
| Basic Information | |
| Asus | Xiaomi |
| Android 11 | Android 10 |
| 2021-05-13 | 2020-05-20 |
| 6.50 x 3.04 x 0.38 inches | 6.39 x 3.04 x 0.35 inches |
| 8.11 ounces | 7.02 ounces |
| Galactic Black and Glacier Silver | Forest green, Midnight gray and Polar white |
| Aluminum and Glass (Corning Gorilla Glass 3) | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 283.00 |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | IPS LCD |
| 393 pixels per inch | 396 pixels per inch |
| 1000 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | MediaTek Helio G85 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 660 GPU | Mali G52 MC2 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 17.14 | 10.02 |
| Camera | |
| 64.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.1 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| 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
Asus ZenFone 8 Flip is much better than Xiaomi Redmi Note 9, having a global score of 85.5 against 76.6. Asus ZenFone 8 Flip is a newer cellphone than Xiaomi Redmi Note 9, although it's heavier and just a bit thicker. Both of these devices work with Android OS (operating system), but the Asus ZenFone 8 Flip has the newer 11 version while Xiaomi Redmi Note 9 has Android 10.
Asus ZenFone 8 Flip features a sharper screen than Xiaomi Redmi Note 9, because although it has a bit less pixels per screen inch, it also counts with a little bit larger screen and a little bit higher 1080 x 2400 resolution. Asus ZenFone 8 Flip features a way bigger storage capacity for apps and games than Xiaomi Redmi Note 9, because it has more internal storage and a slot for external memory cards that admits up to 2 TB.
The Asus ZenFone 8 Flip has just a little better hardware performance than Xiaomi Redmi Note 9, and although they both have a Octa-Core processor, the Asus ZenFone 8 Flip also has 5 GB more RAM. The Asus ZenFone 8 Flip has a better camera than Xiaomi Redmi Note 9, and although they both have a F1.8 camera aperture, the Asus ZenFone 8 Flip also has a larger sensor taking better quality videos and photos, a way more mega pixels back camera and a lot higher 7680x4320 video definition.
Xiaomi Redmi Note 9 features a battery duration that's very similar to the Asus ZenFone 8 Flip one, although the Xiaomi Redmi Note 9 also has a 5020mAh battery capacity against 5000mAh.
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