Compare phones
| Global Score | |
| 74.2 | 80.1 |
| Basic Information | |
| Asus | Xiaomi |
| Android 8.0 Oreo, 7.0 Nougat | Android 15 |
| 2017-10-30 | -- |
| 6.12 x 2.96 x 0.30 inches | -- |
| 5.82 ounces | -- |
| Black, Green and White | -- |
| Metal | -- |
| Scratch-Resistant Glass | -- |
| $ 399.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 1920 x 1080 pixels (Full HD) | -- |
| Super IPS+ LCD | AMOLED |
| 401 pixels per inch | -- |
| 600 cd/m2 brightness | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 5 |
| Performance | |
| Qualcomm Snapdragon 630 chipset | Qualcomm Snapdragon 8 Elite SM8750-AB (4 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | processor |
| 4 GB RAM | 16 GB RAM |
| Adreno 508 GPU | Adreno 830 GPU |
| 9.18 | 6.3 |
| Storage | |
| 64 GB internal memory | 512 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 14.66 | 17.6 |
| Camera | |
| 12.00 MP + 8.00 MP | 200.00 MP + 32.00 MP |
| f/1.80 aperture | -- |
| 25.00mm focal length | -- |
| 0.39 inches (1/2.55") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 9.57 | 12.87 |
| Networks | |
| Wi-Fi | -- |
| 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 | Nano SIM |
| 6.7 | 7.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 6000mAh Si - Carbon Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 7.52 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Xiaomi 15 Ultra (Rumored) has a score of 80.1, which is a bit better than Asus ZenFone 4's 74.2 overall score. Both of these phones include Android OS (operating system), but Xiaomi 15 Ultra (Rumored) has older 15 version while Asus ZenFone 4 has Android 8.0 Oreo version. Xiaomi 15 Ultra (Rumored)'s body is much lighter and notably thinner than the Asus ZenFone 4.
Asus ZenFone 4 counts with a way better hardware performance than Xiaomi 15 Ultra (Rumored), although it has less RAM, they both have the same number of cores. Asus ZenFone 4 counts with an incredibly better display than Xiaomi 15 Ultra (Rumored), although it has a little smaller display and much less brightness.
The Xiaomi 15 Ultra (Rumored) has much more storage for games and applications than Asus ZenFone 4, because although it has no slot for SD memory cards, it also counts with 512 GB internal memory capacity. Xiaomi 15 Ultra (Rumored) shoots a lot better pictures and videos than Asus ZenFone 4, because it has a much higher resolution camera and a way better video resolution.
The Xiaomi 15 Ultra (Rumored) has a superior battery life than Asus ZenFone 4, because it has 6000mAh of battery capacity instead of 3300mAh.
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