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