Compare phones
| Global Score | |
| 79.5 | 76.1 |
| Basic Information | |
| Asus | Samsung |
| Android 14 | Android 10 |
| 2024-01-08 | 2020-06-29 |
| 6.45 x 3.02 x 0.35 inches | 6.61 x 3.02 x 0.32 inches |
| 7.94 ounces | 6.81 ounces |
| Phantom Black and Rebel Grey | Black |
| Aluminum and Glass (Corning Gorilla Glass) | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| OLED | IPS LCD |
| 387 pixels per inch | 270 pixels per inch |
| 2500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.5 | 7.3 |
| Performance | |
| QualcommSnapdragon 8 Gen 3 SM8650-AB (3 nm) chipset | Mediatek Helio P35 chipset |
| processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 750 GPU | PowerVR GE8320 GPU |
| 6.21 | 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 | |
| 50.00 MP + 32.00 MP | 16.00 MP + 13.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.64 inches (1/1.56") sensor | 0.33 inches (1/3.06") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 12.54 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 5500mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 7.2 | 5.92 |
| Other Features | |
| Bluetooth 5.3 | 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 8 has an overall score of 79.5, which is a little bit better than Galaxy A21's global score of 76.1. Although the Asus ROG Phone 8 is much newer than Galaxy A21, it is somewhat heavier and a bit thicker. Both of these devices use Android OS (Operating System), but the Asus ROG Phone 8 has 14 version and Galaxy A21 has Android 10 version.
Samsung Galaxy A21 features a much more powerful CPU than Asus ROG Phone 8, although it has 9 GB lesser RAM, they both have 8 cpu cores. Asus ROG Phone 8 features a much better display than Galaxy A21, because it has a much better resolution of 1080 x 2400 pixels, a little bit bigger display and a greater number of pixels per screen inch.
The Asus ROG Phone 8 has a much better storage capacity to install applications and games than Galaxy A21, because although it has no SD memory slot, it also counts with 256 GB internal memory. Asus ROG Phone 8 features a much better camera than Galaxy A21, because although it has a smaller camera aperture which is not recommended for low-light photography and videos, it also counts with a much bigger sensor taking lot better quality photos, a way higher 7680x4320 video quality and a back facing camera with a much higher 50 mega-pixels resolution.
The Asus ROG Phone 8 has a way better battery performance than Galaxy A21, because it has 5500mAh of battery capacity.
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