Compare phones
| Global Score | |
| 98.1 | 94 |
| Basic Information | |
| Samsung | Asus |
| Android 11 | -- |
| 2021-01-29 | 2021-06-07 |
| 6.50 x 2.98 x 0.35 inches | 6.80 x 3.04 x 0.41 inches |
| 8.04 ounces | 8.40 ounces |
| Phantom black and Silver | Matte White |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.8 inches |
| 3200 x 1440 pixels | 2448 x 1080 pixels |
| Dynamic AMOLED | AMOLED |
| 516 pixels per inch | 393 pixels per inch |
| 1500 cd/m2 brightness | 1200 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.8 | 9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Snapdragon 888 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 18 GB RAM |
| Adreno 660 GPU | Adreno 660 GPU |
| 9.72 | 9.81 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 17.6 |
| Camera | |
| 108.00 MP + 40.00 MP | 64.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 11.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 13.75 | 12.87 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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, Dual SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 6000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 Ultra has a score of 98.1, which is a little bit better than Asus ROG Phone 5 Ultimate's 94 general score. Galaxy S21 Ultra is a a bit lighter and thinner device than the Asus ROG Phone 5 Ultimate, although both of them were only released with a couple months difference. Asus ROG Phone 5 Ultimate counts with a bit better processing unit than Galaxy S21 Ultra, and although they both have 8 cores, the Asus ROG Phone 5 Ultimate also has a greater amount of RAM memory.
The Galaxy S21 Ultra has a little more vivid display than Asus ROG Phone 5 Ultimate, and although they both have a screen with the same size, the Galaxy S21 Ultra also has a bit more brightness, a better 1440 x 3200 resolution and a greater pixel quantity per inch of screen. The Samsung Galaxy S21 Ultra features a slightly better camera than Asus ROG Phone 5 Ultimate, because although it has lower video frame rate, and they both have a F1.8 aperture and the same video resolution, the Samsung Galaxy S21 Ultra also counts with a way bigger back-facing camera sensor taking much higher quality photos and a back-facing camera with much more MP.
Asus ROG Phone 5 Ultimate counts with a much greater memory capacity to install games and applications than Samsung Galaxy S21 Ultra, because it has 512 GB internal memory. The Asus ROG Phone 5 Ultimate features better battery duration than Samsung Galaxy S21 Ultra, because it has 6000mAh of battery capacity against 5000mAh.
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