Compare phones
| Global Score | |
| 71.9 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2016-01-08 | 2020-03-23 |
| 5.70 x 2.80 x 0.29 inches | 6.26 x 2.96 x 0.35 inches |
| 5.47 ounces | 6.63 ounces |
| Black, Gold, Pink and White | Midnight blue and Raven black |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.2 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | 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 615 8939 chipset | Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1600 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 405 GPU | Mali-G72 MP3 GPU |
| 8.73 | 9.27 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.72 | 11.74 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 28.00mm focal length | 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 |
| 8.91 | 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 | |
| 2900mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.88 | 7.52 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy M21 has an overall score of 84.1, which is better than Galaxy A5 (2016)'s global score of 71.9. The Galaxy M21 construction is a lot newer than Galaxy A5 (2016)'s, but it's heavier and somewhat thicker. Galaxy M21 has a bit more powerful processor than Samsung Galaxy A5 (2016), and although they both have a Octa-Core CPU, the Galaxy M21 also has more RAM memory.
The Galaxy M21 has just a bit better screen than Galaxy A5 (2016), because although it has a little bit lower screen density, it also counts with a bit higher resolution of 1080 x 2340 and a larger screen. Samsung Galaxy M21 features a much bigger storage capacity for games and applications than Galaxy A5 (2016), because it has a SD memory slot that holds up to 512 GB and 64 GB internal memory capacity.
Galaxy M21 features a really longer battery life than Samsung Galaxy A5 (2016), because it has 6000mAh of battery capacity. Galaxy M21 has a way better camera than Samsung Galaxy A5 (2016), because although it has a smaller diafragm aperture, it also counts with a lot better video resolution and a camera with way more mega-pixels.
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