Compare phones
| Global Score | |
| 77.7 | 88 |
| Basic Information | |
| Samsung | Asus |
| Android 10 | -- |
| 2020-06-19 | 2019-09-04 |
| 6.44 x 2.96 x 0.35 inches | 6.73 x 3.06 x 0.37 inches |
| 6.77 ounces | 8.47 ounces |
| Black, Blue, Red and White | Black Glare |
| -- | Aluminum and Glass (Corning Gorilla Glass 3) |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.6 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| TFT | AMOLED |
| 270 pixels per inch | 390 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.5 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 855 Plus SM8150-AC chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| Mali-G76 GPU | Adreno 640 GPU |
| 9.09 | 9.81 |
| 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 | |
| 48.00 MP + 13.00 MP | 48.00 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 | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.78 | 11.99 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, EDR |
| GPS | GPS |
| NFC | 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 II is better than Samsung Galaxy A21s, having a general score of 88 against 77.7. Even though Asus ROG Phone II is a better cellphone than Samsung Galaxy A21s, we must note that it is also an older, a bit thicker and way heavier cellphone. The Asus ROG Phone II counts with a bit more powerful CPU than Galaxy A21s, and although they both have 8 processing cores, the Asus ROG Phone II also has a higher amount of RAM memory.
The Asus ROG Phone II has a sharper display than Galaxy A21s, because it has a bit bigger display, more pixels per inch of screen and a way higher 1080 x 2340 resolution. Asus ROG Phone II counts with a superior camera than Samsung Galaxy A21s, and although they both have a 48 megapixels resolution back-facing camera and a 0.5 inches back camera sensor, the Asus ROG Phone II also has a lot higher 3840x2160 (4K) video quality and a larger diafragm aperture to capture better low-light photos and videos.
The Asus ROG Phone II has much more storage for games and applications than Samsung Galaxy A21s, because although it has no external memory card slot, it also counts with 480 GB more internal storage capacity. The Asus ROG Phone II features longer battery life than Galaxy A21s, because it has a 6000mAh battery capacity.
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