Compare phones
| Global Score | |
| 72.2 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 5.1 Lollipop | Android 11, 10 |
| -- | 2020-03-23 |
| 4.74 x 2.40 x 0.59 inches | 6.26 x 2.96 x 0.35 inches |
| 6.35 ounces | 6.63 ounces |
| 16 777 216 | Midnight blue and Raven black |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 3.9 inches | 6.4 inches |
| 1280 x 768 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 383 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.9 | 8.4 |
| Performance | |
| Samsung Exynos 7 Octa 7420 chipset | Exynos 9611 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2100 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-T760 MP8 GPU | Mali-G72 MP3 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 7.7 | 11.74 |
| Camera | |
| 16.00 MP + 5.00 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 |
| 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 |
| 9.57 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| -- | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| -- | Nano SIM, Dual SIM |
| 2.4 | 6.7 |
| Battery Life | |
| 2000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 3.92 | 7.52 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy M21 has a score of 84.1, which is much better than Samsung W2016's score of 72.2. Both of these phones include Android OS, but Samsung Galaxy M21 has the older 11 version and Samsung W2016 has Android 5.1 Lollipop version. Samsung Galaxy M21's design is just a bit heavier but a lot thinner than Samsung W2016.
The Galaxy M21 features a bit sharper screen than Samsung W2016, because it has a quite greater pixel density, a really bigger display and a way better resolution of 1080 x 2340px. The Galaxy M21 features a bit better CPU than Samsung W2016, and although they both have 8 cpu cores, the Galaxy M21 also has more RAM memory.
Galaxy M21 has a much greater storage to install games and applications than Samsung W2016, and although they both have exactly the same internal storage capacity, the Galaxy M21 also has an external memory card slot that admits up to 512 GB. Galaxy M21 counts with a very superior battery lifetime than Samsung W2016, because it has 6000mAh of battery capacity instead of 2000mAh.
Galaxy M21 shoots greater photos and videos than Samsung W2016, because although it has a tinier aperture which is worse for low-light images and video, and they both have the same 3840x2160 video definition and the same 30 frames per second video frame rates, the Galaxy M21 also counts with a camera in the back with a lot higher resolution.
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