| Global Score | |
| 71.9 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| Windows Phone 8 | Android 10 |
| 2014-04-04 | 2020-06-29 |
| 5.42 x 2.75 x 0.33 inches | 6.61 x 3.02 x 0.32 inches |
| 4.79 ounces | 6.81 ounces |
| Gray | Black |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 249.00 | $ 194.00 |
| Display / Screen | |
| 5 inches | 6.5 inches |
| 1080 x 1920 pixels (Full HD) | 1600 x 720 pixels |
| Super AMOLED | IPS LCD |
| 441 pixels per inch | 270 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 800 chipset | Mediatek Helio P35 chipset |
| Quad-Core 2300 MHz processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 2 GB RAM | 3 GB RAM |
| Adreno 330 (450 MHz) GPU | PowerVR GE8320 GPU |
| 9.27 | 9.27 |
| Storage | |
| 16 GB internal memory | 32 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.16 | 9.84 |
| Camera | |
| 13.00 MP + 2.00 MP | 16.00 MP + 13.00 MP |
| -- | f/1.80 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 6.93 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), UMTS, EV-DO A, EDGE, GPRS, GSM and CDMA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 480 hours standby time 20 hours talk time | -- |
| 4.56 | 5.92 |
| Other Features | |
| Bluetooth 3.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
The Galaxy A21 has a score of 76.1, which is slightly better than Samsung ATIV SE's 71.9 overall score. Galaxy A21 has Android 10 OS, while Samsung ATIV SE comes with Windows Phone 8 OS. Even though Galaxy A21 is way heavier than the Samsung ATIV SE, it's just a little thinner and also incredibly newer.
The Samsung ATIV SE and the Galaxy A21 have very similar CPUs, because although the Galaxy A21 has doesn't have an additional graphics processing unit, it also counts with a larger number of cores and 1 GB more RAM. Samsung ATIV SE features a lot better looking display than Samsung Galaxy A21, because although it has a way smaller display, it also counts with a much better amount of pixels per inch in the display and a better resolution of 1920 x 1080 pixels.
The Samsung Galaxy A21 counts with a way bigger storage to store more games and applications than Samsung ATIV SE, because it has an external SD slot that holds a maximum of 512 GB and 16 GB more internal storage. The Samsung Galaxy A21 counts with a really longer battery life than Samsung ATIV SE, because it has a 54 percent greater battery capacity.
The Samsung Galaxy A21 counts with a lot better camera than Samsung ATIV SE, and although they both have the same video resolution and the same video frame rate, the Samsung Galaxy A21 also has a higher resolution back facing camera.
Despite of being the best phone between the ones we are comparing here, Samsung Galaxy A21 is also a bargain compared to the other ones, which makes it a great choice.
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