Compare phones
| Global Score | |
| 78.5 | 98.1 |
| Basic Information | |
| Asus | Samsung |
| Android 13 | Android 11 |
| 2023-06-29 | 2021-01-29 |
| 5.77 x 2.68 x 0.37 inches | 6.50 x 2.98 x 0.35 inches |
| 6.07 ounces | 8.04 ounces |
| Aurora Green, Comet White, Eclipse Red, Midnight Black and Starry Blue | Phantom black and Silver |
| -- | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 5.9 inches | 6.8 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 446 pixels per inch | 516 pixels per inch |
| 1100 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.1 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 2 SM8550 (4 nm) chipset | Qualcomm Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 16 GB RAM | 12 GB RAM |
| Adreno 740 GPU | Adreno 660 GPU |
| 6.3 | 9.72 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 17.6 | 10.1 |
| Camera | |
| 50.00 MP + 32.00 MP | 108.00 MP + 40.00 MP |
| -- | f/1.80 aperture |
| -- | 24.00mm focal length |
| -- | 0.75 inches (1/1.33") sensor |
| -- | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.47 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| -- | Nano SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 4300mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.16 | 6.8 |
| Other Features | |
| Bluetooth 5.3 | 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 |
Comparison review
Galaxy S21 Ultra has a general score of 98.1, which is much better than the Asus Zenfone 10's overall score of 78.5. These devices use Android OS, but Galaxy S21 Ultra has the previous 11 version and Asus Zenfone 10 has Android 13 version. The Galaxy S21 Ultra body is just a little bit thinner than the Asus Zenfone 10, but it's heavier and was released many years before.
The Samsung Galaxy S21 Ultra features just a bit better screen than Asus Zenfone 10, because it has a little bit greater display pixels density, a larger screen, a brighter screen and a better 1440 x 3200 resolution. Asus Zenfone 10 counts with a much better memory for applications, games, photos and videos than Galaxy S21 Ultra, because it has more internal storage capacity.
Galaxy S21 Ultra has a much faster processing unit than Asus Zenfone 10, although it has a smaller amount of RAM, they both have the same number of cores. Galaxy S21 Ultra features a lot better camera than Asus Zenfone 10, because it has a camera in the back with much more mega-pixels. Galaxy S21 Ultra counts with improved battery lifetime than Asus Zenfone 10, because it has a 16 percent more battery size.
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