Compare phones
| Global Score | |
| 84.1 | 77.8 |
| Basic Information | |
| Samsung | Asus |
| Android 11, 10 | Android 11, 9.0 Pie |
| 2020-03-23 | 2019-05-25 |
| 6.26 x 2.96 x 0.35 inches | 6.26 x 2.97 x 0.36 inches |
| 6.63 ounces | 6.70 ounces |
| Midnight blue and Raven black | Black and Silver |
| Plastic and Plastic | Glass (Corning Gorilla Glass 3) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 500.00 |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 403 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.2 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 855 SM8150 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 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 11.74 | 14.66 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 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 |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 11.22 |
| 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, EDR |
| GPS | GPS |
| -- | NFC |
| 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
The Samsung Galaxy M21 is a bit better than the Asus ZenFone 6 (2019), with an 84.1 score against 77.8. Samsung Galaxy M21 is a newer phone, and it is also a bit lighter and just a bit thinner than Asus ZenFone 6 (2019). Both of these phones use the same Android 11 OS (Operating System), so they should count with the same OS features.
The Galaxy M21 has a bit more vivid screen than Asus ZenFone 6 (2019). Both of them have the same exact 1080 x 2340 resolution, a same size screen and a higher pixels quantity in each inch in the screen. Asus ZenFone 6 (2019) has a bit better hardware performance than Samsung Galaxy M21, and although they both have 8 cpu cores, the Asus ZenFone 6 (2019) also has 2 GB more RAM.
The Asus ZenFone 6 (2019) counts with a very superior storage to install games and applications than Galaxy M21, and although they both have the same 64 GB internal storage, the Asus ZenFone 6 (2019) also has a slot for an external memory card that allows up to 1,95 TB. Galaxy M21 captures just a bit better photographs and videos than Asus ZenFone 6 (2019), although it has worse 30 frames per second video frame rates and a tinier aperture which is worse for low light photos and video, they both have the same resolution camera in the back, a same size back-facing camera sensor and the same 3840x2160 (4K) video quality.
The Galaxy M21 features better battery lifetime than Asus ZenFone 6 (2019), because it has a 6000mAh battery capacity instead of 5000mAh.
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