Compare phones
| Global Score | |
| 77.7 | 77.4 |
| Basic Information | |
| Samsung | Asus |
| Android 10 | -- |
| 2020-06-19 | 2017-08-03 |
| 6.44 x 2.96 x 0.35 inches | 6.25 x 3.06 x 0.35 inches |
| 6.77 ounces | 6.00 ounces |
| Black, Blue, Red and White | Black |
| -- | Metal |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 5.7 inches |
| 1600 x 720 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| TFT | Super AMOLED |
| 270 pixels per inch | 515 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.5 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 821 MSM8996 Pro chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo, 64-bit (Quad-Core 2150 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-G76 GPU | Adreno 530 GPU |
| 9.09 | 9 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 9.84 | 17.06 |
| Camera | |
| 48.00 MP + 13.00 MP | 23.00 MP + 8.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.38 inches (1/2.6") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (24 fps) (4K) video resolution |
| -- | 1920 x 1080 (30 fps) (Full HD) slow motion video |
| 10.78 | 10.23 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2, EDR |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Samsung Galaxy A21s is slightly better than Asus ZenFone AR, with a global score of 77.7 against 77.4. Samsung Galaxy A21s is a somewhat heavier device than Asus ZenFone AR, but they are 0.35inches thick. Asus ZenFone AR has a much better display than Galaxy A21s, because although it has a quite smaller screen, it also counts with a way better 1440 x 2560 resolution and a much greater screen pixel density.
The Samsung Galaxy A21s counts with a bit better performance than Asus ZenFone AR, because although it has 3 GB less RAM, it also counts with more CPU cores (although they are slower). The Asus ZenFone AR has a much bigger memory capacity for games and applications than Galaxy A21s, because it has a slot for external memory cards that allows a maximum of 1,95 TB and more internal storage.
Galaxy A21s counts with a superior battery life than Asus ZenFone AR, because it has 5000mAh of battery capacity instead of 3300mAh. The Samsung Galaxy A21s shoots just a bit better photos and videos than Asus ZenFone AR, and although they both have a F2 aperture and the same (Full HD) video resolution, the Samsung Galaxy A21s also has a way bigger camera sensor capturing more light and vivid colors, higher video frame rate and a back facing camera with a much better resolution.
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