Compare phones
| Global Score | |
| 84.2 | 84.1 |
| Basic Information | |
| Asus | Samsung |
| Android 14 | Android 11, 10 |
| 2024-01-08 | 2020-03-23 |
| 6.45 x 3.02 x 0.35 inches | 6.26 x 2.96 x 0.35 inches |
| 7.94 ounces | 6.63 ounces |
| Phantom Black and Rebel Grey | Midnight blue and Raven black |
| Aluminum and Glass (Corning Gorilla Glass) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| OLED | Super AMOLED |
| 387 pixels per inch | 403 pixels per inch |
| 2500 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.5 | 8.4 |
| Performance | |
| QualcommSnapdragon 8 Gen 3 SM8650-AB (3 nm) chipset | Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 16 GB RAM | 4 GB RAM |
| Adreno 750 GPU | Mali-G72 MP3 GPU |
| 6.3 | 9.27 |
| Storage | |
| 512 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 17.6 | 11.74 |
| Camera | |
| 50.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.54 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 5500mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 7.2 | 7.52 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Asus ROG Phone 8 Pro has a score of 84.2, which is just a bit better than the Galaxy M21's score of 84.1. The Asus ROG Phone 8 Pro construction has the same thickness than the Galaxy M21, but it's heavier. Both of these phones use Android OS, but Asus ROG Phone 8 Pro has newer 14 version and Galaxy M21 has Android 11 version, providing you some nice extra features and enhanced performance.
The Asus ROG Phone 8 Pro counts with a sharper screen than Samsung Galaxy M21, because although it has a little bit lower screen pixel density, it also counts with much more brightness, a quite bigger display and a bit higher 1080 x 2400 pixels resolution. Asus ROG Phone 8 Pro features much more memory to store more games and applications than Samsung Galaxy M21, because although it has no SD extension slot, it also counts with 448 GB more internal storage.
Galaxy M21 counts with a much better performing processing unit than Asus ROG Phone 8 Pro, although it has a smaller amount of RAM, they both have the same number of cores. Asus ROG Phone 8 Pro counts with just a bit better camera than Galaxy M21, because it has a bigger aperture to capture better captures and video in low-light situations, a lot higher video quality, a way bigger back camera sensor and a back-facing camera with a better resolution.
Galaxy M21 has just a bit longer battery life than Asus ROG Phone 8 Pro, because it has 6000mAh of battery capacity.
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