Compare phones
| Global Score | |
| 76.2 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 11 |
| 2017-02-15 | 2021-01-29 |
| 6.07 x 3.03 x 0.31 inches | 6.50 x 2.98 x 0.35 inches |
| 6.00 ounces | 8.04 ounces |
| Black, Pink and Silver | Phantom black and Silver |
| Metal | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 5.5 inches | 6.8 inches |
| 1920 x 1080 pixels (Full HD) | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 401 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 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 | 12 GB RAM |
| Adreno 506 GPU | Adreno 660 GPU |
| 9.09 | 9.72 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 17.06 | 10.1 |
| Camera | |
| 12.00 MP + 13.00 MP | 108.00 MP + 40.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 25.00mm focal length | 24.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.75 inches (1/1.33") 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 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 5000mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.1 |
| GPS | GPS |
| -- | 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 Ultra has a general score of 98.1, which is a lot better than Asus ZenFone 3 Zoom's score of 76.2. Galaxy S21 Ultra is a much newer phone than the Asus ZenFone 3 Zoom, although it's somewhat thicker and noticeably heavier. Galaxy S21 Ultra features a more vivid screen than Asus ZenFone 3 Zoom, because it has a better display pixel density, a lot better 1440 x 3200 resolution, way more brightness and a larger screen.
Samsung Galaxy S21 Ultra counts with just a bit better processing power than Asus ZenFone 3 Zoom, and although they both have the same number of cores, the Samsung Galaxy S21 Ultra also has a greater amount of RAM. Asus ZenFone 3 Zoom features a much better memory to install applications and games or saving photos and videos than Galaxy S21 Ultra, and although they both have exactly the same internal storage capacity, the Asus ZenFone 3 Zoom also has an external SD slot that allows up to 1,95 TB.
Galaxy S21 Ultra's battery lifetime is very similar to Asus ZenFone 3 Zoom's battery life. Samsung Galaxy S21 Ultra takes way better pictures and videos than Asus ZenFone 3 Zoom, because although it has a smaller aperture, it also counts with a camera with a way better 108 mega-pixels resolution, a way higher video definition and a lot larger back camera sensor shooting lot better quality videos and pictures.
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