Compare phones
| Global Score | |
| 84.1 | 75.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-03-23 | 2018-05-22 |
| 6.26 x 2.96 x 0.35 inches | 5.90 x 2.79 x 0.30 inches |
| 6.63 ounces | 5.71 ounces |
| Midnight blue and Raven black | Black, Blue, Gold and Lavender |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 109.00 |
| Display / Screen | |
| 6.4 inches | 5.6 inches |
| 2340 x 1080 pixels | 1480 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 294 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 7.3 |
| Performance | |
| Exynos 9611 chipset | Samsung Exynos 7 Octa 7884 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Mali-G72 MP3 GPU | Mali-T830 MP1 GPU |
| 9.27 | 8.73 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 11.74 | 9.44 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 11.55 | 9.46 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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 has an overall score of 84.1, which is much better than Galaxy A6's score of 75.8. The Samsung Galaxy M21 design is newer, but thicker and somewhat heavier than the Galaxy A6. Galaxy M21 has a sharper display than Galaxy A6, because it has a little bigger display, a much higher resolution of 1080 x 2340px and a greater display pixel density.
The Galaxy M21 counts with a superior memory capacity to install applications and games or saving photos and videos than Samsung Galaxy A6, because it has a slot for external memory cards that supports up to 512 GB and 64 GB internal memory capacity. Samsung Galaxy M21 has a bit superior CPU than Galaxy A6, and although they both have a Octa-Core processor, the Samsung Galaxy M21 also has more RAM.
Galaxy M21 features a lot better camera than Galaxy A6, because although it has a tinier diafragm aperture, it also counts with a much larger back-facing camera sensor which provides a way higher photo and video quality, a lot higher video resolution and a way higher resolution back facing camera.
The Galaxy M21 counts with a superior battery lifetime than Samsung Galaxy A6, because it has a 6000mAh battery size against 3000mAh.
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