Compare phones
| Global Score | |
| 73.7 | 84.1 |
| Basic Information | |
| Samsung | |
| -- | Android 11, 10 |
| 2015-10-20 | 2020-03-23 |
| 5.79 x 2.86 x 0.31 inches | 6.26 x 2.96 x 0.35 inches |
| 4.80 ounces | 6.63 ounces |
| Black, Blue and White | Midnight blue and Raven black |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 429.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 424 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 808 MSM8992 chipset | Exynos 9611 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Hexa-Core 1800 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Adreno 418 GPU | Mali-G72 MP3 GPU |
| 8.73 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 5.8 | 11.74 |
| Camera | |
| 12.30 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 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 (120 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 2700mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.64 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M21 has a general score of 84.1, which is much better than Google Nexus 5X's overall score of 73.7. The Galaxy M21 construction is notably newer, but notably heavier and somewhat thicker than Google Nexus 5X. Samsung Galaxy M21 counts with a little bit better hardware performance than Google Nexus 5X, because it has a higher amount of RAM memory and 2 more processing cores.
The Samsung Galaxy M21 has a little sharper screen than Google Nexus 5X, because although it has a little worse quantity of pixels per inch in the screen, it also counts with a quite better resolution of 1080 x 2340px and a bigger screen. Galaxy M21 features a much better camera than Google Nexus 5X, and although they both have the same 3840x2160 video resolution, the same aperture and the same 30 fps video frame rate, the Galaxy M21 also has a way better 48 mega-pixels resolution back facing camera and a bigger sensor capturing better quality videos and photographs.
Galaxy M21 features a superior storage to install games and applications than Google Nexus 5X, because it has a slot for an external memory card that allows up to 512 GB and more internal storage capacity. Galaxy M21 features a superior battery duration than Google Nexus 5X, because it has a 6000mAh battery size.
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