Compare phones
| Global Score | |
| 84.1 | 86.3 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | -- |
| 2020-03-23 | 2020-07-23 |
| 6.26 x 2.96 x 0.35 inches | 6.73 x 3.07 x 0.39 inches |
| 6.63 ounces | 8.47 ounces |
| Midnight blue and Raven black | Black glare |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.6 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 390 pixels per inch |
| 420 cd/m2 brightness | 1000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.9 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 865+ SM8250 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 3090 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G72 MP3 GPU | Yes GPU |
| 9.27 | 9.81 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 64.00 MP + 24.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 12.87 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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
Asus ROG Phone 3 has a score of 86.3, which is a little bit better than the Samsung Galaxy M21's 84.1 overall score. The Asus ROG Phone 3 is a thicker and way heavier phone than Samsung Galaxy M21. Asus ROG Phone 3 has a bit faster processor than Samsung Galaxy M21, and although they both have 8 CPU cores, the Asus ROG Phone 3 also has a larger amount of RAM memory.
The Asus ROG Phone 3 features a little sharper screen than Samsung Galaxy M21, because although it has a little bit less pixels per inch of screen, and they both have the same exact resolution of 1080 x 2340px, the Asus ROG Phone 3 also counts with a little larger display and way more brightness. The Galaxy M21 has a quite bigger storage capacity to install games and applications than Asus ROG Phone 3, because although it has less internal storage, it also counts with a SD memory card expansion slot that allows a maximum of 512 GB.
The Asus ROG Phone 3 counts with a battery duration that is just as good as the battery life in Galaxy M21. The Asus ROG Phone 3 features a superior camera than Galaxy M21, because it has a much better 7680x4320 video quality, a larger aperture for better captures and video in low-light environments, a bigger camera sensor and a back camera with much more megapixels.
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