Compare phones
| Global Score | |
| 84.1 | 79.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-03-23 | 2016-08-02 |
| 6.26 x 2.96 x 0.35 inches | 6.04 x 2.91 x 0.31 inches |
| 6.63 ounces | 5.96 ounces |
| Midnight blue and Raven black | Black onyx, Blue coral, Gold platinum and Silver titanium |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 5.7 inches |
| 2340 x 1080 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 515 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.5 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 820 MSM8996 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo, 64-bit, 14 nm (Quad-Core 2150 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 530 GPU |
| 9.27 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 10.78 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.4 inches (1/2.5") 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) and HSPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.1 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 3500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 5.44 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M21 is just a bit better than the Samsung Galaxy Note7, having an 84.1 score against 79.5. Galaxy M21's body is much newer than the Samsung Galaxy Note7's, although it's somewhat heavier and thicker. Samsung Galaxy Note7 has a bit better screen than Galaxy M21, because although it has a little bit smaller screen, it also counts with a better resolution of 1440 x 2560 and a higher pixels count per screen inch.
Samsung Galaxy M21 features slightly more storage capacity to install applications and games or saving photos and videos than Samsung Galaxy Note7, and although they both have equal internal memory capacity, the Samsung Galaxy M21 also has a SD extension slot that admits a maximum of 512 GB. Galaxy M21 features a little bit better performance than Galaxy Note7, and although they both have 4 GB of RAM memory, the Galaxy M21 also has 4 more cores.
The Samsung Galaxy M21 counts with a lot better camera than Galaxy Note7, because although it has a smaller camera aperture which is not recommended for low-light photos, and they both have the same 30 frames per second video frame rates and the same video definition, the Samsung Galaxy M21 also counts with a larger back-facing camera sensor capturing more light and vivid colors and a way better resolution back facing camera.
Samsung Galaxy M21 has a much better battery life than Galaxy Note7, because it has 6000mAh of battery capacity instead of 3500mAh.
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