Compare phones
| Global Score | |
| 84.1 | 81.2 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | Android 13 |
| 2020-03-23 | 2023-04-13 |
| 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 | Phantom Black and Storm White |
| Plastic and Plastic | Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2340 x 1080 pixels | 2448 x 2080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 472 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 7.9 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 8 Gen 2 SM8550 (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 | Adreno 740 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 | -- |
| 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 | 11.55 |
| 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 Li - Ion 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 Samsung Galaxy M21 is just a bit better than Asus ROG Phone 7, having an 84.1 score against 81.2. The Samsung Galaxy M21 construction is much lighter and somewhat thinner than Asus ROG Phone 7, even though it was released many years before. Both of these phones have Android OS, but Samsung Galaxy M21 has older 11 version and Asus ROG Phone 7 has Android 13 version.
Galaxy M21 counts with a lot better processing power than Asus ROG Phone 7, although it has a smaller amount of RAM memory, they both have the same number of cores. Galaxy M21 counts with a bit sharper screen than Asus ROG Phone 7, although it has a bit smaller display, a little worse pixel density and a much lower resolution of 1080 x 2340 pixels.
The Galaxy M21 and the Asus ROG Phone 7 feature quite similar cameras, although the Asus ROG Phone 7 also has a much larger back-facing camera sensor capturing way better quality videos and pictures, a more MP camera in the back and a lot higher video definition. The Asus ROG Phone 7 counts with a way bigger storage for applications and games than Galaxy M21, because although it has no external memory card slot, it also counts with more internal memory.
Asus ROG Phone 7's battery lifetime is just as good as the Samsung Galaxy M21 one.
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