Compare phones
| Global Score | |
| 73.8 | 91.8 |
| Basic Information | |
| Asus | Samsung |
| Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow | Android 11 |
| 2016-10-12 | 2021-01-29 |
| 5.96 x 3.02 x 0.31 inches | 5.97 x 2.80 x 0.31 inches |
| 5.29 ounces | 6.03 ounces |
| Gold and Silver | Gray, Phantom pink, Violet and White |
| Metal | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 5.5 inches | 6.2 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super IPS+ LCD | Dynamic AMOLED |
| 401 pixels per inch | 424 pixels per inch |
| 600 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 506 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| 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 | |
| 16.00 MP + 8.00 MP | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.68 | 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 |
| Micro SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth | 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
The Galaxy S21 is much better than Asus ZenFone 3 Deluxe (ZS550KL), getting a overall score of 91.8 against 73.8. Both phones we compare here work with Android OS (Operating System), but Galaxy S21 has 11 version while Asus ZenFone 3 Deluxe (ZS550KL) has Android 8.0 Oreo version. The Galaxy S21 is a heavier device than the Asus ZenFone 3 Deluxe (ZS550KL), but both are equally thin.
Samsung Galaxy S21 counts with a little bit better performance than Asus ZenFone 3 Deluxe (ZS550KL), and although they both have the same number of cores, the Samsung Galaxy S21 also has more RAM memory. The Galaxy S21 counts with a little bit better looking display than Asus ZenFone 3 Deluxe (ZS550KL), because it has a little higher 1080 x 2400 resolution, a quite greater screen pixels density, way more brightness and a little larger display.
The Samsung Galaxy S21 takes much clearer videos and photos than Asus ZenFone 3 Deluxe (ZS550KL), because although it has a camera in the back with a way lower resolution, it also counts with a larger aperture to take better photography and video in poorly lited environments and a lot higher video quality.
Asus ZenFone 3 Deluxe (ZS550KL) counts with a very superior storage to install games and applications than Samsung Galaxy S21, because although it has just 64 GB internal storage, it also counts with a SD memory slot that supports up to 1,95 TB. The Samsung Galaxy S21 counts with longer battery performance than Asus ZenFone 3 Deluxe (ZS550KL), because it has a 4000mAh battery capacity.
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