Compare phones
| Global Score | |
| 83.9 | 77.7 |
| Basic Information | |
| Asus | Samsung |
| Android 11, 10 | Android 10 |
| 2020-09-01 | 2020-06-19 |
| 6.50 x 3.04 x 0.38 inches | 6.44 x 2.96 x 0.35 inches |
| 8.11 ounces | 6.77 ounces |
| Aurora black and Pastel white | Black, Blue, Red and White |
| Aluminum and Glass (Corning Gorilla Glass 3) | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | TFT |
| 393 pixels per inch | 270 pixels per inch |
| 700 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Samsung Exynos 850 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 650 GPU | Mali-G76 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 17.06 | 9.84 |
| Camera | |
| 64.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") 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 | -- |
| 12.1 | 10.78 |
| 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, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Asus ZenFone 7 is a bit better than the Samsung Galaxy A21s, getting a general score of 83.9 against 77.7. Although the Asus ZenFone 7 is better than Samsung Galaxy A21s, we must highlight that it's also somewhat heavier and a bit thicker. These phones work with Android OS (Operating System), but Asus ZenFone 7 has a newer 11 version while Samsung Galaxy A21s has Android 10, so it counts with some nice extra features and enhanced performance.
Asus ZenFone 7 has a much better screen than Samsung Galaxy A21s, because it has a lot higher resolution of 1080 x 2400 pixels, more pixels per inch in the display and a bit bigger screen. The Asus ZenFone 7 features a lot bigger storage for applications and games than Galaxy A21s, because it has a slot for an external memory card that admits a maximum of 1,95 TB and more internal storage capacity.
The Asus ZenFone 7 counts with a bit better performance than Samsung Galaxy A21s, and although they both have 8 CPU cores, the Asus ZenFone 7 also has a higher amount of RAM memory. The Asus ZenFone 7 and the Galaxy A21s count with extremely similar batteries performance. The Asus ZenFone 7 counts with a much better camera than Galaxy A21s, because it has a much better 7680x4320 video definition, a larger camera aperture to take better low-light photos and videos, a bigger sensor which offers a better image and video quality and a lot more MP camera in the back.
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