Compare phones
| Global Score | |
| 76.1 | 84.2 |
| Basic Information | |
| Samsung | Asus |
| Android 10 | Android 14 |
| 2020-06-29 | 2024-01-08 |
| 6.61 x 3.02 x 0.32 inches | 6.45 x 3.02 x 0.35 inches |
| 6.81 ounces | 7.94 ounces |
| Black | Phantom Black and Rebel Grey |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | OLED |
| 270 pixels per inch | 387 pixels per inch |
| -- | 2500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 9.5 |
| Performance | |
| Mediatek Helio P35 chipset | QualcommSnapdragon 8 Gen 3 SM8650-AB (3 nm) chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | processor |
| 3 GB RAM | 16 GB RAM |
| PowerVR GE8320 GPU | Adreno 750 GPU |
| 9.27 | 6.3 |
| Storage | |
| 32 GB internal memory | 512 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 17.6 |
| Camera | |
| 16.00 MP + 13.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 24.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.64 inches (1/1.56") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.35 | 12.54 |
| 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 | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 7.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.3 |
| 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 8 Pro is better than Galaxy A21, getting an 84.2 score against 76.1. Both phones in this comparison review have Android operating system, but the Asus ROG Phone 8 Pro has a newer 14 version while Galaxy A21 has Android 10, providing lots of additional features. Asus ROG Phone 8 Pro's construction is noticeably newer than the Galaxy A21's, but it is heavier and a little thicker.
Galaxy A21 features a very superior processing power than Asus ROG Phone 8 Pro, although it has a lower amount of RAM, they both have the same number of cores. The Asus ROG Phone 8 Pro counts with a way better looking display than Galaxy A21, because it has a better number of pixels per inch of display, a quite larger display and a much higher resolution of 1080 x 2400px.
The Asus ROG Phone 8 Pro features a very superior storage to install applications and games than Galaxy A21, because although it has no external SD slot, it also counts with 512 GB internal memory. Asus ROG Phone 8 Pro shoots a lot better videos and photos than Galaxy A21, because although it has a tinier camera aperture which is not nice for low-light photos, it also counts with a way better 7680x4320 video resolution, a way bigger back camera sensor and a camera with a way better resolution.
Asus ROG Phone 8 Pro has a very superior battery duration than Samsung Galaxy A21, because it has a 38 percent more battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.