Compare phones
| Global Score | |
| 78.4 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2017-04-07 | 2020-03-23 |
| 6.16 x 3.04 x 0.28 inches | 6.26 x 2.96 x 0.35 inches |
| 6.07 ounces | 6.63 ounces |
| Blue and Gold | Midnight blue and Raven black |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 386 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 626 8953 Pro chipset | Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Mali-G72 MP3 GPU |
| 9.18 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 16.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.24 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy M21 has an overall score of 84.1, which is slightly better than Samsung Galaxy C7 Pro's general score of 78.4. These phones use Android OS, but Galaxy M21 has an older 11 version while Samsung Galaxy C7 Pro has Android 6.0 Marshmallow version. The Galaxy M21 body is much newer than Samsung Galaxy C7 Pro's, but it is thicker and just a little bit heavier.
The Galaxy M21 counts with a little bit better performance than Samsung Galaxy C7 Pro. Both of them have 8 CPU cores and a 4 GB RAM memory. Samsung Galaxy M21 features a bit more vivid display than Galaxy C7 Pro, because it has a bit better pixels amount per screen inch, a bit higher 1080 x 2340 resolution and a little bit larger display.
Samsung Galaxy M21 takes much clearer photographs and videos than Samsung Galaxy C7 Pro, because although it has a tinier aperture which is not so good for shooting photos in low light situations, it also counts with a back-facing camera with a lot better 48 mega pixels resolution and a lot better 3840x2160 (4K) video definition.
The Samsung Galaxy M21 has just a bit bigger memory to store more apps and games than Galaxy C7 Pro, and although they both have exactly the same 64 GB internal memory capacity, the Samsung Galaxy M21 also has a SD memory card expansion slot that supports a maximum of 512 GB. The Samsung Galaxy M21 counts with a much longer battery lifetime than Galaxy C7 Pro, because it has an 82 percent greater battery size.
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