Compare phones
| Global Score | |
| 84.1 | 76.3 |
| Basic Information | |
| Samsung | Huawei |
| Android 11, 10 | Android 8.1 Oreo |
| 2020-03-23 | 2018-07-18 |
| 6.26 x 2.96 x 0.35 inches | 6.18 x 2.90 x 0.29 inches |
| 6.63 ounces | 5.86 ounces |
| Midnight blue and Raven black | 16 777 216 |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 409 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Exynos 9611 chipset | HiSilicon Kirin 970 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2360 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Mali-G72 MP12 GPU |
| 9.27 | 9.36 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 13.18 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 MP + 24.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") 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 | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 11.55 | 9.9 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | -- |
| Nano SIM, Dual SIM | -- |
| 6.7 | 3 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 3750mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.68 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy M21 is much better than the Huawei nova 3, getting a overall score of 84.1 against 76.3. These devices work with Android operating system, but the Samsung Galaxy M21 has the older 11 version and Huawei nova 3 has Android 8.1 Oreo version. The Samsung Galaxy M21 is a newer phone than the Huawei nova 3, but it's somewhat heavier and somewhat thicker.
The Galaxy M21 has a little more vivid screen than Huawei nova 3, because although it has a little inferior count of pixels per screen inch, and they both have the same resolution of 1080 x 2340, the Galaxy M21 also counts with a quite bigger display. Huawei nova 3 features more memory to install games and applications than Galaxy M21, because although it has an external SD slot that allows 256 GB smaller, it also counts with 128 GB internal memory capacity.
Huawei nova 3 has a little faster processor than Samsung Galaxy M21, and although they both have 8 cores, the Huawei nova 3 also has more RAM memory. The Samsung Galaxy M21 has a very superior battery performance than Huawei nova 3, because it has 6000mAh of battery capacity. The Galaxy M21 captures much clearer photographs and videos than Huawei nova 3, because although it has a smaller camera aperture which is not good for low-light images, and they both have the same video frame rate and the same 3840x2160 video definition, the Galaxy M21 also counts with a back-facing camera with much more MP.
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