Compare phones
| Global Score | |
| 84.1 | 83.2 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | Android 12 |
| 2020-03-23 | 2022-09-19 |
| 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 | Space Gray |
| 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 | MediaTek Dimensity 9000+ (4 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 | Mali-G710 MC10 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 | f/1.90 aperture |
| 26.00mm 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 | 12.43 |
| 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 Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 7.52 |
| 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 Galaxy M21 has a score of 84.1, which is a bit better than Asus ROG Phone 6D Ultimate's global score of 83.2. The Galaxy M21 is an way older cellphone than the Asus ROG Phone 6D Ultimate, but it's thinner and incredibly lighter anyway. Both devices we are comparing here come with Android operating system, but Galaxy M21 has the previous 11 version while Asus ROG Phone 6D Ultimate has Android 12 version.
The Galaxy M21 has a lot better hardware performance than Asus ROG Phone 6D Ultimate, although it has a lower amount of RAM memory, they both have a Octa-Core processor. The Asus ROG Phone 6D Ultimate has a bit better display than Samsung Galaxy M21, because although it has a just a bit inferior amount of pixels per screen inch, it also counts with a little bit bigger display, a little higher resolution of 1080 x 2448 and a lot brighter display.
The Asus ROG Phone 6D Ultimate captures a bit better videos and photos than Samsung Galaxy M21, because it has a better resolution camera, a bigger aperture, a lot larger camera sensor shooting way better quality photographs and a lot higher video resolution. The Asus ROG Phone 6D Ultimate counts with much more storage for applications and games than Samsung Galaxy M21, because although it has no external SD slot, it also counts with more internal storage.
Samsung Galaxy M21 and Asus ROG Phone 6D Ultimate both feature quite similar batteries.
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