Compare phones
| Global Score | |
| 75.3 | 91.8 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 11 |
| 2018-06-13 | 2021-01-29 |
| 6.02 x 2.98 x 0.30 inches | 5.97 x 2.80 x 0.31 inches |
| 5.82 ounces | 6.03 ounces |
| Blue and Silver | Gray, Phantom pink, Violet and White |
| Aluminum and Glass | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 499.00 | $ 722.00 |
| Display / Screen | |
| 6.2 inches | 6.2 inches |
| 2246 x 1080 pixels | 2400 x 1080 pixels |
| Super IPS+ LCD | Dynamic AMOLED |
| 402 pixels per inch | 424 pixels per inch |
| 500 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.5 | 9.2 |
| 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 | 8 GB RAM |
| Adreno 630 GPU | Adreno 660 GPU |
| 9.63 | 9.63 |
| 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 | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.57 inches (1/1.76") 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 | 10.78 |
| 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 | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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
Galaxy S21 is way better than Asus ZenFone 5z, with a 91.8 score against 75.3. Galaxy S21's design is extremely newer, but just a little heavier and a little bit thicker than the Asus ZenFone 5z. The Galaxy S21 features a processor that's very similar to the Asus ZenFone 5z one, they have the same RAM amount and the same number of cores.
The Galaxy S21 counts with a bit more vivid display than Asus ZenFone 5z, and although they both have a same size screen, the Galaxy S21 also has a quite better 1080 x 2400 resolution, much more brightness and a just a little higher pixel number in each screen inch. Asus ZenFone 5z counts with much more storage capacity to store more apps and games than Galaxy S21, because it has 256 GB internal memory and an external SD slot that admits a maximum of 1,95 TB.
The Galaxy S21 has a greater camera than Asus ZenFone 5z, and although they both have the same aperture, the Galaxy S21 also has a lot bigger back camera sensor providing a much better image quality and a lot higher video quality. The Galaxy S21 features improved battery life than Asus ZenFone 5z, because it has a 21 percent bigger battery size.
The Samsung Galaxy S21 costs a lot more money than the Asus ZenFone 5z, but you can get a much better phone for that few more dollars.
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