Compare phones
| Global Score | |
| 77.7 | 88.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 12, 11, 10 |
| 2020-06-19 | 2020-02-14 |
| 6.44 x 2.96 x 0.35 inches | 6.59 x 2.90 x 0.28 inches |
| 6.77 ounces | 6.46 ounces |
| Black, Blue, Red and White | Mirror black and Mirror purple |
| -- | Aluminum |
| -- | $ 1380.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2636 x 1080 pixels |
| TFT | Dynamic AMOLED |
| 270 pixels per inch | 425 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.3 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 855+ SM8150-AC (7 nm) chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Mali-G76 GPU | Adreno 640 GPU |
| 9.09 | 9.72 |
| 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 | |
| 48.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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
The Samsung Galaxy Z Flip is better than Galaxy A21s, with an 88.5 score against 77.7. Both of these phones come with Android OS (Operating System), but the Samsung Galaxy Z Flip has a more recent 12 version while Galaxy A21s has Android 10, counting with some additional features. Samsung Galaxy Z Flip's design is somewhat thinner and a bit lighter than the Galaxy A21s, even when both were released with only 4 months difference.
Galaxy Z Flip features a much better looking screen than Samsung Galaxy A21s, because it has a way better quantity of pixels per inch in the display, a bit bigger screen and a way better 1080 x 2636 resolution. The Galaxy Z Flip has a bit better processor than Galaxy A21s, and although they both have the same number of cores, the Galaxy Z Flip also has more RAM.
Samsung Galaxy Z Flip features a lot bigger memory capacity to store more apps and games than Galaxy A21s, because although it has no SD memory card expansion slot, it also counts with 256 GB internal memory capacity. Samsung Galaxy A21s features a little bit better camera than Samsung Galaxy Z Flip, because although it has worse video frame rate and a tinier aperture which is not so good for capturing images and videos in poorly lited situations, and they both have the same video quality, the Samsung Galaxy A21s also counts with a much more megapixels back camera and a way bigger sensor which gives a way better image and video quality.
Samsung Galaxy A21s counts with a much better battery lifetime than Galaxy Z Flip, because it has 5000mAh of battery capacity.
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