Compare phones
| Global Score | |
| 85.5 | 88 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | -- |
| 2019-12-27 | 2019-09-04 |
| 6.24 x 2.90 x 0.31 inches | 6.73 x 3.06 x 0.37 inches |
| 6.07 ounces | 8.47 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Black Glare |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.6 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 405 pixels per inch | 390 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.5 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 855 Plus SM8150-AC chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G72 MP3 GPU | Adreno 640 GPU |
| 9.27 | 9.81 |
| Storage | |
| 128 GB internal memory | 512 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 17.6 |
| Camera | |
| 48.00 MP + 32.00 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 |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 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 | |
| 4000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, EDR |
| 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 | FM Radio |
Comparison review
The Asus ROG Phone II is just a bit better than the Galaxy A51, having an 88 score against 85.5. Although Asus ROG Phone II is a better phone than the Galaxy A51, we must note that it's also a a lot heavier and thicker phone. The Asus ROG Phone II features just a bit better screen than Samsung Galaxy A51, because although it has a bit inferior number of pixels per inch of display and a little bit lower resolution of 1080 x 2340 pixels, it also counts with a bit larger screen.
Asus ROG Phone II has a little better processing power than Galaxy A51, and although they both have a Octa-Core processor, the Asus ROG Phone II also has 8 GB more RAM memory. The Asus ROG Phone II shoots just a bit better pictures and videos than Samsung Galaxy A51, and although they both have the same video quality, a same size camera sensor and a back facing camera with a 48 megapixels resolution, the Asus ROG Phone II also has a larger aperture and higher video frame rate.
Asus ROG Phone II counts with a much bigger storage to store more apps and games than Galaxy A51, because although it has no external memory slot, it also counts with 384 GB more internal storage. Asus ROG Phone II has a much longer battery performance than Galaxy A51, because it has a 50 percent bigger battery size.
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