Compare phones
| Global Score | |
| 76.1 | 75.8 |
| Basic Information | |
| Samsung | |
| Android 10 | Android 9.0 Pie |
| 2020-06-29 | 2019-10-16 |
| 6.61 x 3.02 x 0.32 inches | 6.76 x 3.09 x 0.38 inches |
| 6.81 ounces | 7.58 ounces |
| Black | Cyber shade |
| Plastic and Plastic | Aluminum |
| -- | Scratch-Resistant Glass |
| $ 194.00 | $ 600.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| PowerVR GE8320 GPU | Adreno 640 GPU |
| 9.27 | 9.81 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 13.3 |
| Camera | |
| 16.00 MP + 13.00 MP | 48.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (15 fps) video resolution |
| -- | 3840 x 2160 (30 fps) (4K) slow motion video |
| 9.35 | 11.88 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A21 has a score of 76.1, which is slightly better than nubia Red Magic 3S's global score of 75.8. Both of these phones work with Android operating system, but the Galaxy A21 has the previous 10 version while nubia Red Magic 3S has Android 9.0 Pie. The Galaxy A21 construction is thinner and somewhat lighter than nubia Red Magic 3S, even though both of them were released only 9 months apart.
The nubia Red Magic 3S has a little bit better performance than Samsung Galaxy A21, and although they both have the same number of cores, the nubia Red Magic 3S also has a higher amount of RAM. The nubia Red Magic 3S has a brighter display than Samsung Galaxy A21, because it has a quite larger display, a lot better resolution of 1080 x 2340 and a better number of pixels per inch of screen.
The nubia Red Magic 3S features a way better camera than Samsung Galaxy A21, because it has a larger aperture to take better photos and videos in low-light situations, a lot better video resolution, a lot bigger sensor and a lot more mega pixels back camera. Nubia Red Magic 3S counts with a much better memory to install games and applications than Galaxy A21, because although it has no SD card slot, it also counts with 256 GB internal storage.
The nubia Red Magic 3S counts with improved battery life than Galaxy A21, because it has 5000mAh of battery capacity against 4000mAh.
Galaxy A21 not only is the best phones between the ones we are comparing here, but it's also very cheap compared to the other phones, which makes it an easy decision.
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