Compare phones
| Global Score | |
| 74.2 | 91.8 |
| Basic Information | |
| Asus | Samsung |
| Android 15 | Android 11 |
| -- | 2021-01-29 |
| -- | 5.97 x 2.80 x 0.31 inches |
| 8.01 ounces | 6.03 ounces |
| -- | Gray, Phantom pink, Violet and White |
| -- | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 1199.00 | $ 722.00 |
| Display / Screen | |
| 6.8 inches | 6.2 inches |
| -- | 2400 x 1080 pixels |
| OLED | Dynamic AMOLED |
| -- | 424 pixels per inch |
| 2500 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 4.8 | 9.2 |
| Performance | |
| Snapdragon 8 Elite SM8750-AB (3 nm) chipset | Qualcomm Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 16 GB RAM | 8 GB RAM |
| Adreno 830 GPU | Adreno 660 GPU |
| 6.3 | 9.63 |
| 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 | 12.00 MP + 10.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (60 fps) (4K) 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 |
| 11.22 | 10.78 |
| Networks | |
| -- | Wi-Fi |
| -- | 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 | Nano SIM |
| 7.6 | 10.7 |
| Battery Life | |
| 5800mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 7.44 | 5.92 |
| Other Features | |
| Bluetooth 5.3 | 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
The Samsung Galaxy S21 has an overall score of 91.8, which is way better than Asus ROG Phone 9 Pro's global score of 74.2. These phones work with Android OS (operating system), but the Samsung Galaxy S21 has an older 11 version while Asus ROG Phone 9 Pro has Android 15. Galaxy S21 has a much faster processing unit than Asus ROG Phone 9 Pro, although it has lesser RAM memory, they both have the same number of cores.
The Samsung Galaxy S21 features an incredibly better looking screen than Asus ROG Phone 9 Pro, although it has a little smaller display and way darker screen. The Asus ROG Phone 9 Pro captures slightly better photographs and videos than Samsung Galaxy S21, and although they both have the same 3840x2160 (4K) video quality, the Asus ROG Phone 9 Pro also has faster video frame rates, a bigger back camera sensor and a lot better resolution camera in the back.
The Asus ROG Phone 9 Pro has a way bigger storage for games and applications than Samsung Galaxy S21, because it has 512 GB internal memory capacity. Asus ROG Phone 9 Pro features a much better battery performance than Galaxy S21, because it has 5800mAh of battery capacity.
Even being the best phone in this comparison, Galaxy S21 is also a bargain compared to the other ones, which makes this phone a great choice.
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