Compare phones
| Global Score | |
| 76 | 88 |
| Basic Information | |
| OnePlus | Asus |
| Android 11 | -- |
| 2021-04-02 | 2019-09-04 |
| 6.30 x 2.92 x 0.34 inches | 6.73 x 3.06 x 0.37 inches |
| 6.77 ounces | 8.47 ounces |
| Arctic Sky, Astral Black and Winter Mist | Black Glare |
| Aluminum and Glass (Corning Gorilla Glass) | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 700.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.6 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 405 pixels per inch | 390 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 8.5 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 855 Plus SM8150-AC chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 8 GB RAM | 12 GB RAM |
| Adreno 660 GPU | Adreno 640 GPU |
| 9.63 | 9.81 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 17.6 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 23.00mm focal length | 26.00mm focal length |
| 0.71 inches (1/1.4") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.65 | 11.99 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0, EDR |
| GPS | GPS |
| NFC | NFC |
| 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
Asus ROG Phone II has an overall score of 88, which is much better than OnePlus 9's overall score of 76. The Asus ROG Phone II is an older, extremely heavier and just a bit thicker phone than the OnePlus 9. Asus ROG Phone II counts with just a bit better looking screen than OnePlus 9, because although it has a little worse 1080 x 2340px resolution and a bit worse pixels quantity per inch in the display, it also counts with a little bit larger display.
Asus ROG Phone II has a way bigger memory for applications, games, photos and videos than OnePlus 9, because it has 512 GB internal memory. The Asus ROG Phone II has a little bit better processing power than OnePlus 9, and although they both have the same number of cores, the Asus ROG Phone II also has 4 GB more RAM memory.
The OnePlus 9 takes clearer photographs and videos than Asus ROG Phone II, and although they both have a same resolution back-facing camera and the same aperture, the OnePlus 9 also has a lot higher 7680x4320 video definition and a lot bigger camera sensor capturing way better quality videos and photos.
Asus ROG Phone II has greater battery lifetime than OnePlus 9, because it has 6000mAh of battery capacity instead of 4500mAh.
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