Compare phones
| Global Score | |
| 98.1 | 79.8 |
| Basic Information | |
| Samsung | Asus |
| Android 11 | Android 12 |
| 2021-01-29 | 2022-09-19 |
| 6.50 x 2.98 x 0.35 inches | 6.81 x 3.03 x 0.41 inches |
| 8.04 ounces | 8.43 ounces |
| Phantom black and Silver | Space Gray |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| 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 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | MediaTek Dimensity 9000+ (4 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | processor |
| 12 GB RAM | 16 GB RAM |
| Adreno 660 GPU | Mali-G710 MC10 GPU |
| 9.72 | 6.3 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 108.00 MP + 40.00 MP | 50.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | 0.64 inches (1/1.56") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 13.75 | 12.43 |
| 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) and HSDPA |
| Nano SIM | Nano SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.3 |
| 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
Samsung Galaxy S21 Ultra has a score of 98.1, which is a lot better than the Asus ROG Phone 6D's 79.8 score. These phones come with Android OS (Operating System), but the Samsung Galaxy S21 Ultra has the previous 11 version while Asus ROG Phone 6D has Android 12. Although Samsung Galaxy S21 Ultra is older than the Asus ROG Phone 6D, it's design is somewhat thinner and a bit lighter.
Galaxy S21 Ultra counts with a much faster CPU than Asus ROG Phone 6D, although it has a smaller amount of RAM memory, they both have 8 processing cores. Samsung Galaxy S21 Ultra counts with a much better screen than Asus ROG Phone 6D, and although they both have a same size screen, the Samsung Galaxy S21 Ultra also has a higher 1440 x 3200px resolution, a little brighter screen and more pixels per inch of display.
The Asus ROG Phone 6D counts with a much bigger memory to install applications and games than Galaxy S21 Ultra, because it has 128 GB more internal memory capacity. The Asus ROG Phone 6D features longer battery duration than Galaxy S21 Ultra, because it has a 6000mAh battery capacity against 5000mAh.
The Galaxy S21 Ultra shoots better photos and videos than Asus ROG Phone 6D, and although they both have the same 24 fps video frame rates and the same 7680x4320 video quality, the Galaxy S21 Ultra also has a back facing camera with a much better resolution, a bigger back-facing camera sensor and a bigger aperture.
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