Compare phones
| Global Score | |
| 84.1 | 77.4 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | Android 9.0 Pie, 8.1 Oreo |
| 2020-03-23 | 2018-12-11 |
| 6.26 x 2.96 x 0.35 inches | 6.22 x 2.97 x 0.33 inches |
| 6.63 ounces | 6.17 ounces |
| Midnight blue and Raven black | 16 777 216 |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2280 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 400 pixels per inch |
| 420 cd/m2 brightness | 450 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.4 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 512 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 11.74 | 17.06 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.34 inches (1/2.9") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 11.55 | 9.57 |
| 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 | |
| 6000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy M21 is a bit better than Asus ZenFone Max Pro (M2), having an 84.1 score against 77.4. Both devices in this review come with Android OS, but the Samsung Galaxy M21 has older 11 version while Asus ZenFone Max Pro (M2) has Android 9.0 Pie version. Samsung Galaxy M21's body is newer than the Asus ZenFone Max Pro (M2)'s, but it is a bit heavier and just a little thicker.
Asus ZenFone Max Pro (M2)'s processing unit is very similar to the CPU in Galaxy M21, and although the Asus ZenFone Max Pro (M2) has more RAM, they both have 8 CPU cores. Asus ZenFone Max Pro (M2) has a display that's very similar to Galaxy M21's display, because although the Asus ZenFone Max Pro (M2) has a little bit worse resolution of 1080 x 2280, a little bit smaller screen and a little less pixels per display inch, it also counts with a little bit more brightness.
The Asus ZenFone Max Pro (M2) features a much greater storage to install applications and games or saving photos and videos than Galaxy M21, because it has 64 GB more internal storage capacity and a SD memory card expansion slot that holds a maximum of 1,95 TB. The Samsung Galaxy M21 features better battery lifetime than Asus ZenFone Max Pro (M2), because it has 6000mAh of battery capacity instead of 5000mAh.
Samsung Galaxy M21 counts with a lot better camera than Asus ZenFone Max Pro (M2), because although it has a smaller aperture, and they both have the same video resolution and the same video frame rates, the Samsung Galaxy M21 also counts with a lot bigger sensor shooting lot better quality videos and pictures and a back camera with much more mega-pixels.
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