Compare phones
| Global Score | |
| 76.1 | 91.8 |
| Basic Information | |
| Asus | Samsung |
| Android 14 | Android 11 |
| 2024-03-14 | 2021-01-29 |
| 6.45 x 3.02 x 0.35 inches | 5.97 x 2.80 x 0.31 inches |
| 7.90 ounces | 6.03 ounces |
| Desert Sand, Eternal Black, Misty Grey and Skyline Blue | Gray, Phantom pink, Violet and White |
| Glass | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.8 inches | 6.2 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Dynamic AMOLED |
| 387 pixels per inch | 424 pixels per inch |
| 2500 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.5 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset | Qualcomm Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 750 GPU | Adreno 660 GPU |
| 6.21 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 50.00 MP + 32.00 MP | 12.00 MP + 10.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.57 inches (1/1.76") sensor |
| 7680 x 4320 (24 fps) 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 |
| 12.54 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 7 | 10.7 |
| Battery Life | |
| 5500mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 7.2 | 5.92 |
| Other Features | |
| Bluetooth 5.4 | 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 |
Comparison review
Galaxy S21 has a score of 91.8, which is much better than Asus Zenfone 11 Ultra's general score of 76.1. Both of these devices include Android OS, but Galaxy S21 has the older 11 version while Asus Zenfone 11 Ultra has Android 14 version. The Galaxy S21 is an incredibly older phone than the Asus Zenfone 11 Ultra, but Samsung could make it somewhat thinner and much lighter anyway.
The Galaxy S21 features a very superior processing unit than Asus Zenfone 11 Ultra, although it has a lower amount of RAM, they both have a Octa-Core CPU. The Asus Zenfone 11 Ultra features a slightly better display than Galaxy S21, because although it has a just a little lower quantity of pixels per inch in the display, and they both have an equal 1080 x 2400 pixels resolution, the Asus Zenfone 11 Ultra also counts with a lot brighter display and a little bigger display.
The Asus Zenfone 11 Ultra features a very superior storage to install applications and games than Samsung Galaxy S21, because it has more internal storage. Asus Zenfone 11 Ultra features a really longer battery duration than Galaxy S21, because it has a 5500mAh battery size against 4000mAh. Asus Zenfone 11 Ultra shoots better videos and photos than Galaxy S21, because although it has a tinier aperture which is not good for low-light images and video, and they both have the same 7680x4320 video definition and the same video frame rate, the Asus Zenfone 11 Ultra also counts with a back camera with way more MP and a bigger back-facing camera sensor taking more light and vivid colors.
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