Compare phones
| Global Score | |
| 77.4 | 77.7 |
| Basic Information | |
| Asus | Samsung |
| Android 9.0 Pie, 8.1 Oreo | Android 10 |
| 2018-12-11 | 2020-06-19 |
| 6.22 x 2.97 x 0.33 inches | 6.44 x 2.96 x 0.35 inches |
| 6.17 ounces | 6.77 ounces |
| 16 777 216 | Black, Blue, Red and White |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.3 inches | 6.5 inches |
| 2280 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | TFT |
| 400 pixels per inch | 270 pixels per inch |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Samsung Exynos 850 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 512 GPU | Mali-G76 GPU |
| 9.27 | 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 | |
| 12.00 MP + 13.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.34 inches (1/2.9") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.57 | 10.78 |
| 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 Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A21s is just a bit better than the Asus ZenFone Max Pro (M2), with a 77.7 score against 77.4. These phones use Android OS (operating system), but the Galaxy A21s has the older 10 version while Asus ZenFone Max Pro (M2) has Android 9.0 Pie. Galaxy A21s's body is newer than Asus ZenFone Max Pro (M2)'s, but it is just a bit thicker and just a bit heavier.
Asus ZenFone Max Pro (M2) features a sharper display than Galaxy A21s, because although it has a quite smaller display, it also counts with a way higher 1080 x 2280 resolution and a higher pixels number in each inch of display. Asus ZenFone Max Pro (M2) has a bit more powerful processing unit than Galaxy A21s, and although they both have the same number of cores, the Asus ZenFone Max Pro (M2) also has a larger amount of RAM.
The Galaxy A21s captures much clearer photographs and videos than Asus ZenFone Max Pro (M2), because although it has a tinier aperture which is not so good for shooting pictures and video in low light situations, and they both have the same (Full HD) video resolution and the same 30 fps video frame rate, the Galaxy A21s also counts with a way larger sensor capturing much better quality photos and a back camera with much more mega pixels.
Asus ZenFone Max Pro (M2) has a much greater storage to install applications and games than Samsung Galaxy A21s, because it has more internal storage capacity and an external memory slot that supports a maximum of 1,95 TB. Galaxy A21s's battery life is just as good as the battery duration in Asus ZenFone Max Pro (M2).
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