Compare phones
| Global Score | |
| 71.6 | 77.7 |
| Basic Information | |
| Asus | Samsung |
| Android 9.0 Pie, 8.1 Oreo | Android 10 |
| 2018-12-20 | 2020-06-19 |
| 6.24 x 3.00 x 0.30 inches | 6.44 x 2.96 x 0.35 inches |
| 5.64 ounces | 6.77 ounces |
| 16 777 216 | Black, Blue, Red and White |
| Metal | -- |
| Display / Screen | |
| 6.3 inches | 6.5 inches |
| 1520 x 720 pixels | 1600 x 720 pixels |
| IPS LCD | TFT |
| 267 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 632 SDM632 chipset | Samsung Exynos 850 chipset |
| Kryo 250, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 506 GPU | Mali-G76 GPU |
| 8.91 | 9.09 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.66 | 9.84 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.46 | 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 | |
| 4000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | 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 Samsung Galaxy A21s has a global score of 77.7, which is slightly better than the Asus ZenFone Max (M2)'s score of 71.6. Samsung Galaxy A21s is a newer phone than Asus ZenFone Max (M2), although it is thicker and somewhat heavier. Both phones we are comparing here include Android OS (operating system), but Samsung Galaxy A21s has 10 version and Asus ZenFone Max (M2) has Android 9.0 Pie.
Asus ZenFone Max (M2) and Samsung Galaxy A21s both have very similar displays, although the Samsung Galaxy A21s also has a little bit larger display, a little bit higher 720 x 1600 resolution and a bit better count of pixels per display inch. The Asus ZenFone Max (M2) counts with a much greater storage capacity for games and applications than Galaxy A21s, because it has an external memory slot that holds up to 1,95 TB and 64 GB internal storage capacity.
Galaxy A21s features a bit more powerful processor than Asus ZenFone Max (M2), although it has less RAM memory, they both have the same number of cores. Galaxy A21s has a superior camera than Asus ZenFone Max (M2), because although it has a tinier camera aperture which is not nice for low light photos, and they both have the same 30 frames per second video frame rates and the same 1920x1080 video definition, the Galaxy A21s also counts with a back-facing camera with way more megapixels.
The Samsung Galaxy A21s has greater battery lifetime than Asus ZenFone Max (M2), because it has a 5000mAh battery size against 4000mAh.
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