Compare phones
| Global Score | |
| 83.2 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| Android 12 | Android 11 |
| 2022-09-19 | 2021-01-29 |
| 6.81 x 3.03 x 0.41 inches | 6.50 x 2.98 x 0.35 inches |
| 8.43 ounces | 8.04 ounces |
| Space Gray | Phantom black and Silver |
| -- | 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 |
| 8.9 | 9.8 |
| Performance | |
| MediaTek Dimensity 9000+ (4 nm) chipset | Qualcomm Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 16 GB RAM | 12 GB RAM |
| Mali-G710 MC10 GPU | Adreno 660 GPU |
| 6.3 | 9.72 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 17.6 | 10.1 |
| Camera | |
| 50.00 MP + 12.00 MP | 108.00 MP + 40.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 24.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.43 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 6000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.3 | 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
Galaxy S21 Ultra has a general score of 98.1, which is much better than Asus ROG Phone 6D Ultimate's score of 83.2. Both of these phones have Android OS (operating system), but Galaxy S21 Ultra has an older 11 version while Asus ROG Phone 6D Ultimate has Android 12 version. Galaxy S21 Ultra's design is a little bit lighter and somewhat thinner than Asus ROG Phone 6D Ultimate, despite of the fact that it was released just a bit further than a year before.
The Samsung Galaxy S21 Ultra features a brighter display than Asus ROG Phone 6D Ultimate, and although they both have a same size display, the Samsung Galaxy S21 Ultra also has a higher resolution of 1440 x 3200px, a higher screen density and a little bit brighter screen. The Galaxy S21 Ultra has a much better performing processing unit than Asus ROG Phone 6D Ultimate, although it has a lower amount of RAM memory, they both have the same number of cores.
The Asus ROG Phone 6D Ultimate features much more storage to install applications and games or saving photos and videos than Galaxy S21 Ultra, because it has more internal memory. Asus ROG Phone 6D Ultimate counts with superior battery performance than Samsung Galaxy S21 Ultra, because it has a 20 percent larger battery size.
Galaxy S21 Ultra has a much better camera than Asus ROG Phone 6D Ultimate, and although they both have the same 7680x4320 video resolution and the same 24 frames per second video frame rates, the Galaxy S21 Ultra also has a camera in the back with a way higher resolution, a larger sensor providing a higher image quality and a larger camera aperture to take better photography and videos in poorly lited environments.
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