Compare phones
| Global Score | |
| 77.8 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| Android 11, 9.0 Pie | Android 11 |
| 2019-05-25 | 2021-01-29 |
| 6.26 x 2.97 x 0.36 inches | 6.50 x 2.98 x 0.35 inches |
| 6.70 ounces | 8.04 ounces |
| Black and Silver | Phantom black and Silver |
| Glass (Corning Gorilla Glass 3) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 500.00 | $ 966.00 |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2340 x 1080 pixels | 3200 x 1440 pixels |
| IPS LCD | Dynamic AMOLED |
| 403 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.63 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 14.66 | 10.1 |
| Camera | |
| 48.00 MP | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (60 fps) (4K) 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 |
| 11.22 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 10.7 |
| Battery Life | |
| 5000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0, EDR | 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 | FM Radio |
Comparison review
The Samsung Galaxy S21 Ultra has a global score of 98.1, which is way better than Asus ZenFone 6 (2019)'s 77.8 score. These devices come with the same Android 11 OS (operating system), so both should offer very similar operating system features. The Samsung Galaxy S21 Ultra construction is newer and just a little thinner than Asus ZenFone 6 (2019)'s, although it's heavier.
Galaxy S21 Ultra counts with a bit better processing power than Asus ZenFone 6 (2019), and although they both have a Octa-Core processing unit, the Galaxy S21 Ultra also has a higher amount of RAM memory. Samsung Galaxy S21 Ultra counts with a much better screen than Asus ZenFone 6 (2019), because it has a greater pixel density, a little larger display and a higher resolution of 1440 x 3200 pixels.
Samsung Galaxy S21 Ultra takes greater photographs and videos than Asus ZenFone 6 (2019), and although they both have a same size aperture, the Samsung Galaxy S21 Ultra also has a way larger back camera sensor providing a much better image quality, a way better 7680x4320 video definition and a much higher resolution back-facing camera.
Asus ZenFone 6 (2019) has a much bigger storage capacity to store more apps and games than Galaxy S21 Ultra, because although it has only 64 GB internal memory, it also counts with a slot for an SD memory card that supports up to 1,95 TB. The Samsung Galaxy S21 Ultra has a battery duration that is just as good as Asus ZenFone 6 (2019)'s battery performance.
The Samsung Galaxy S21 Ultra costs a lot more money than the Asus ZenFone 6 (2019), but you can get a much better phone for that few extra dollars.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.