Compare phones
| Global Score | |
| 75.3 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 11 |
| 2018-06-13 | 2021-01-29 |
| 6.02 x 2.98 x 0.30 inches | 6.50 x 2.98 x 0.35 inches |
| 5.82 ounces | 8.04 ounces |
| Blue and Silver | Phantom black and Silver |
| Aluminum and Glass | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 499.00 | $ 966.00 |
| Display / Screen | |
| 6.2 inches | 6.8 inches |
| 2246 x 1080 pixels | 3200 x 1440 pixels |
| Super IPS+ LCD | Dynamic AMOLED |
| 402 pixels per inch | 516 pixels per inch |
| 500 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.5 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 12 GB RAM |
| Adreno 630 GPU | Adreno 660 GPU |
| 9.63 | 9.72 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 20.26 | 10.1 |
| Camera | |
| 8.00 MP | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 24.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (60 fps) (4K) 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 |
| 3.63 | 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 | |
| 3300mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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 Galaxy S21 Ultra has a general score of 98.1, which is a lot better than the Asus ZenFone 5z's 75.3 general score. The Galaxy S21 Ultra design is extremely newer, but noticeably heavier and thicker than the Asus ZenFone 5z. The Galaxy S21 Ultra has a bit faster processing unit than Asus ZenFone 5z, and although they both have 8 processing cores, the Galaxy S21 Ultra also has a greater amount of RAM memory.
Galaxy S21 Ultra features a brighter display than Asus ZenFone 5z, because it has a quite bigger display, a greater pixel density, a higher resolution of 1440 x 3200px and a much brighter screen. The Asus ZenFone 5z features a much bigger storage capacity for games and applications than Samsung Galaxy S21 Ultra, because it has 128 GB more internal storage and a SD memory slot that allows up to 1,95 TB.
The Galaxy S21 Ultra counts with a really longer battery performance than Asus ZenFone 5z, because it has 5000mAh of battery capacity. Galaxy S21 Ultra features a lot better camera than Asus ZenFone 5z, and although they both have the same diafragm aperture, the Galaxy S21 Ultra also has a lot bigger camera sensor taking way better quality videos and pictures and a lot better 7680x4320 video resolution.
The Samsung Galaxy S21 Ultra is a lot more expensive than the Asus ZenFone 5z, but it's still a convenient choice, as you can get a better phone for that extra money.
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