Compare phones
| Global Score | |
| 75.5 | 76 |
| Basic Information | |
| Asus | OnePlus |
| Android 8.0 Oreo, 7.1 Nougat | Android 11 |
| 2017-10-30 | 2021-04-02 |
| 6.18 x 2.98 x 0.30 inches | 6.30 x 2.92 x 0.34 inches |
| 6.17 ounces | 6.77 ounces |
| Black and White | Arctic Sky, Astral Black and Winter Mist |
| Glass and Metal | Aluminum and Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 599.00 | $ 700.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| AMOLED | AMOLED |
| 401 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 540 GPU | Adreno 660 GPU |
| 9.45 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 14.66 | 10.1 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 25.00mm focal length | 23.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.68 | 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), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3600mAh Li - Ion Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.6 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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 |
| FM Radio | -- |
Comparison review
The OnePlus 9 has a score of 76, which is slightly better than the Asus ZenFone 4 Pro's 75.5 general score. These phones include Android OS (operating system), but OnePlus 9 has the previous 11 version and Asus ZenFone 4 Pro has Android 8.0 Oreo. The OnePlus 9 is a a lot newer phone than the Asus ZenFone 4 Pro, but it is just a bit heavier and thicker.
OnePlus 9 counts with a bit better processing power than Asus ZenFone 4 Pro, and although they both have the same number of cores, the OnePlus 9 also has a greater amount of RAM. The OnePlus 9 has a slightly better screen than Asus ZenFone 4 Pro, because it has a slightly better 1080 x 2400px resolution, a little bit higher display density and a larger display.
The Asus ZenFone 4 Pro features a much greater memory to store more games and applications than OnePlus 9, because although it has just 64 GB internal storage, it also counts with a SD card slot that supports up to 1,95 TB. OnePlus 9 features a way better camera than Asus ZenFone 4 Pro, because although it has a tinier aperture which is not nice for low-light captures and video, it also counts with a lot more mega pixels camera in the back, a much higher 7680x4320 video quality and a much bigger back-facing camera sensor taking way better quality videos and photos.
OnePlus 9 features better battery duration than Asus ZenFone 4 Pro, because it has 4500mAh of battery capacity.
Although OnePlus 9 is a better device, it costs more money than Asus ZenFone 4 Pro, and it doesn't have such a good relation between it's price and quality as Asus ZenFone 4 Pro. So if you need that extra specs and features, you can buy OnePlus 9, but if you don't you can save some money and get the Asus ZenFone 4 Pro, letting go a couple features and specifications.
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