Compare phones
| Global Score | |
| 77.4 | 77.7 |
| Basic Information | |
| Asus | Samsung |
| -- | Android 10 |
| 2017-08-03 | 2020-06-19 |
| 6.25 x 3.06 x 0.35 inches | 6.44 x 2.96 x 0.35 inches |
| 6.00 ounces | 6.77 ounces |
| Black | Black, Blue, Red and White |
| Metal | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 1600 x 720 pixels |
| Super AMOLED | TFT |
| 515 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.5 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Samsung Exynos 850 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 530 GPU | Mali-G76 GPU |
| 9 | 9.09 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 17.06 | 9.84 |
| Camera | |
| 23.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (24 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (30 fps) (Full HD) slow motion video | -- |
| 10.23 | 10.78 |
| 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 | |
| 3300mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Samsung Galaxy A21s has a global score of 77.7, which is slightly better than Asus ZenFone AR's score of 77.4. Samsung Galaxy A21s is a heavier device than the Asus ZenFone AR, but they are 0.35inches thick. Asus ZenFone AR features a more vivid display than Galaxy A21s, because although it has a little smaller display, it also counts with a lot higher resolution of 1440 x 2560 pixels and a way greater pixels quantity per display inch.
Galaxy A21s features a little better hardware performance than Asus ZenFone AR, because although it has a lower amount of RAM memory, it also counts with more CPU cores. Samsung Galaxy A21s features a bit better camera than Asus ZenFone AR, and although they both have a F2 aperture and the same (Full HD) video definition, the Samsung Galaxy A21s also has faster 30 frames per second video frame rate, a way bigger sensor shooting much higher quality videos and pictures and a way more mega pixels back-facing camera.
The Asus ZenFone AR has a superior storage for games and applications than Galaxy A21s, because it has 128 GB internal storage and a SD card slot that holds up to 1,95 TB. Samsung Galaxy A21s counts with a much longer battery duration than Asus ZenFone AR, because it has a 5000mAh battery capacity.
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