Compare phones
| Global Score | |
| 83.9 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| Android 11, 10 | Android 11 |
| 2020-09-01 | 2021-01-29 |
| 6.50 x 3.04 x 0.38 inches | 6.50 x 2.98 x 0.35 inches |
| 8.11 ounces | 8.04 ounces |
| Aurora black and Pastel white | Phantom black and Silver |
| Aluminum and Glass (Corning Gorilla Glass 3) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6.7 inches | 6.8 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 393 pixels per inch | 516 pixels per inch |
| 700 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 585, 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 650 GPU | Adreno 660 GPU |
| 9.63 | 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 | |
| 64.00 MP | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (30 fps) 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 |
| 12.1 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 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 5.1, EDR | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 Ultra is better than the Asus ZenFone 7, with a score of 98.1 against 83.9. These devices have the same Android 11 OS. The Galaxy S21 Ultra construction is a little bit thinner and just a bit lighter than Asus ZenFone 7, even though both were released only a couple months apart. The Galaxy S21 Ultra has just a bit better processing power than Asus ZenFone 7, and although they both have a Octa-Core processor, the Galaxy S21 Ultra also has more RAM memory.
The Samsung Galaxy S21 Ultra has a more vivid display than Asus ZenFone 7, because it has a quite larger display, a higher resolution of 1440 x 3200 pixels, a greater pixel density and way more brightness. The Asus ZenFone 7 counts with a superior memory for games and applications than Samsung Galaxy S21 Ultra, and although they both have exactly the same 128 GB internal memory, the Asus ZenFone 7 also has an external memory slot that supports up to 1,95 TB.
Galaxy S21 Ultra and Asus ZenFone 7 have extremely similar batteries performance. Samsung Galaxy S21 Ultra captures much better photos and videos than Asus ZenFone 7, because although it has worse 24 frames per second video frame rates, and they both have a same size camera aperture and the same 7680x4320 video definition, the Samsung Galaxy S21 Ultra also counts with a camera in the back with much more mega pixels and a much larger sensor.
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