Compare phones
| Global Score | |
| 94 | 77.7 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 10 |
| 2021-06-07 | 2020-06-19 |
| 6.80 x 3.04 x 0.41 inches | 6.44 x 2.96 x 0.35 inches |
| 8.40 ounces | 6.77 ounces |
| Matte White | Black, Blue, Red and White |
| Aluminum and Glass (Corning Gorilla Glass 3) | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 2448 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | TFT |
| 393 pixels per inch | 270 pixels per inch |
| 1200 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9 | 7.2 |
| Performance | |
| Snapdragon 888 chipset | Samsung Exynos 850 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 18 GB RAM | 3 GB RAM |
| Adreno 660 GPU | Mali-G76 GPU |
| 9.81 | 9.09 |
| Storage | |
| 512 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 17.6 | 9.84 |
| Camera | |
| 64.00 MP + 24.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 11.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.87 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 6000mAh Nano SIM Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Asus ROG Phone 5 Ultimate has a general score of 94, which is much better than the Galaxy A21s's overall score of 77.7. Asus ROG Phone 5 Ultimate's design is newer, but heavier and thicker than the Galaxy A21s. The Asus ROG Phone 5 Ultimate has a much sharper screen than Galaxy A21s, because it has a way better 1080 x 2448 pixels resolution, a bit larger screen and a higher screen pixel density.
Asus ROG Phone 5 Ultimate counts with a much better memory capacity for applications, games, photos and videos than Galaxy A21s, because although it has no external memory slot, it also counts with 512 GB internal storage capacity. The Asus ROG Phone 5 Ultimate has a bit faster processor than Galaxy A21s, and although they both have the same number of cores, the Asus ROG Phone 5 Ultimate also has 15 GB more RAM memory.
Asus ROG Phone 5 Ultimate features better battery life than Samsung Galaxy A21s, because it has a 20 percent greater battery size. The Asus ROG Phone 5 Ultimate counts with a superior camera than Galaxy A21s, because it has a way better video definition, a back-facing camera with way more mega-pixels, a bigger back camera sensor taking higher quality photographs and videos and a larger diafragm aperture to take better low light photography and videos.
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