Compare phones
| Global Score | |
| 94 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 11 |
| 2021-06-07 | 2021-01-29 |
| 6.80 x 3.04 x 0.41 inches | 6.50 x 2.98 x 0.35 inches |
| 8.40 ounces | 8.04 ounces |
| Matte White | Phantom black and Silver |
| Aluminum and Glass (Corning Gorilla Glass 3) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6.8 inches | 6.8 inches |
| 2448 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 393 pixels per inch | 516 pixels per inch |
| 1200 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 9 | 9.8 |
| Performance | |
| Snapdragon 888 chipset | Qualcomm 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 |
| 18 GB RAM | 12 GB RAM |
| Adreno 660 GPU | Adreno 660 GPU |
| 9.81 | 9.72 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 17.6 | 10.1 |
| Camera | |
| 64.00 MP + 24.00 MP | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 11.00mm focal length | 24.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (30 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.87 | 13.75 |
| 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, Dual SIM | Nano SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 6000mAh Nano SIM Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| 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
The Galaxy S21 Ultra has an overall score of 98.1, which is a bit better than Asus ROG Phone 5 Ultimate's general score of 94. The Galaxy S21 Ultra is a just a little lighter and somewhat thinner phone than the Asus ROG Phone 5 Ultimate, although they were released with only 4 months difference. The Asus ROG Phone 5 Ultimate features a bit faster CPU than Galaxy S21 Ultra, and although they both have a Octa-Core processor, the Asus ROG Phone 5 Ultimate also has a larger amount of RAM.
The Galaxy S21 Ultra features a slightly better screen than Asus ROG Phone 5 Ultimate, and although they both have a display of the same size, the Galaxy S21 Ultra also has a better resolution of 1440 x 3200, a better pixels density and a bit brighter screen. The Asus ROG Phone 5 Ultimate has a very superior memory capacity to store more games and applications than Galaxy S21 Ultra, because it has 384 GB more internal storage capacity.
The Galaxy S21 Ultra features just a bit better camera than Asus ROG Phone 5 Ultimate, because although it has lower 24 frames per second video frame rate, and they both have a F1.8 camera aperture and the same 7680x4320 video definition, the Galaxy S21 Ultra also counts with a much bigger sensor providing a way higher image quality and a way more mega pixels camera in the back.
The Asus ROG Phone 5 Ultimate counts with superior battery lifetime than Galaxy S21 Ultra, because it has 6000mAh of battery capacity instead of 5000mAh.
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