Compare phones
| Global Score | |
| 87.4 | 76.1 |
| Basic Information | |
| Asus | Samsung |
| Android 10 | Android 10 |
| 2020-07-23 | 2020-06-29 |
| 6.73 x 3.07 x 0.39 inches | 6.61 x 3.02 x 0.32 inches |
| 8.47 ounces | 6.81 ounces |
| Black glare | Black |
| Aluminum and Glass (Corning Gorilla Glass 3) | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 6.6 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | IPS LCD |
| 390 pixels per inch | 270 pixels per inch |
| 1000 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 865+ SM8250 chipset | Mediatek Helio P35 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3090 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 650 GPU | PowerVR GE8320 GPU |
| 9.81 | 9.27 |
| Storage | |
| 256 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 9.84 |
| Camera | |
| 64.00 MP + 24.00 MP | 16.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.59 inches (1/1.7") sensor | 0.33 inches (1/3.06") sensor |
| 7680 x 4320 (30 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.87 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 6000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Asus ROG Phone 3 Strix Edition is much better than the Galaxy A21, getting an 87.4 score against 76.1. Even though Asus ROG Phone 3 Strix Edition is better than Galaxy A21, we must highlight that it's also somewhat heavier and thicker. Both devices we are comparing come with the same Android 10 operating system, so you shouldn't see any difference in that aspect.
The Asus ROG Phone 3 Strix Edition has a bit superior processing unit than Galaxy A21, and although they both have the same number of cores, the Asus ROG Phone 3 Strix Edition also has more RAM. Asus ROG Phone 3 Strix Edition counts with an incredibly better looking display than Samsung Galaxy A21, because it has a little bit bigger display, a way better resolution of 1080 x 2340 and more pixels per screen inch.
The Asus ROG Phone 3 Strix Edition counts with a very superior memory to install applications and games than Samsung Galaxy A21, because although it has no external memory card slot, it also counts with 256 GB internal storage capacity. The Asus ROG Phone 3 Strix Edition has a much longer battery duration than Galaxy A21, because it has a 50 percent bigger battery capacity.
Asus ROG Phone 3 Strix Edition captures a lot better pictures and videos than Galaxy A21, and although they both have a F1.8 aperture, the Asus ROG Phone 3 Strix Edition also has a lot higher video definition, a way more mega-pixels back-facing camera and a way bigger camera sensor.
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