Compare phones
| Global Score | |
| 84.1 | 79.6 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | Android 12 |
| 2020-03-23 | 2022-07-05 |
| 6.26 x 2.96 x 0.35 inches | 6.81 x 3.03 x 0.41 inches |
| 6.63 ounces | 8.43 ounces |
| Midnight blue and Raven black | Storm White |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2340 x 1080 pixels | 2448 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 393 pixels per inch |
| 420 cd/m2 brightness | 1200 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.9 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 18 GB RAM |
| Mali-G72 MP3 GPU | Adreno 730 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 + 12.00 MP |
| f/2.00 aperture | -- |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 11.55 | 8.36 |
| 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 | 6000mAh Dual Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth |
| 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
Samsung Galaxy M21 is slightly better than Asus ROG Phone 6 Pro, with a score of 84.1 against 79.6. Samsung Galaxy M21 is an a lot older cellphone than Asus ROG Phone 6 Pro, but it is way lighter and thinner anyway. Both of these phones include Android OS (operating system), but the Samsung Galaxy M21 has 11 version and Asus ROG Phone 6 Pro has Android 12 version.
Galaxy M21 has a very superior hardware performance than Asus ROG Phone 6 Pro, although it has a smaller amount of RAM memory, they both have 8 processing cores. The Asus ROG Phone 6 Pro has a bit better screen than Galaxy M21, because although it has a little bit lower pixels density, it also counts with a quite larger display, much more brightness and a bit higher resolution of 1080 x 2448 pixels.
The Galaxy M21 shoots greater videos and photos than Asus ROG Phone 6 Pro, although it has a camera with a worse resolution. Asus ROG Phone 6 Pro counts with a much greater storage capacity to install applications and games or saving photos and videos than Galaxy M21, because although it has no external memory card slot, it also counts with 448 GB more internal memory capacity.
Asus ROG Phone 6 Pro has a battery performance that's just as good as the Galaxy M21 one.
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