Compare phones
| Global Score | |
| 76.1 | 88.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 12, 11, 10 |
| 2020-06-29 | 2020-02-14 |
| 6.61 x 3.02 x 0.32 inches | 6.59 x 2.90 x 0.28 inches |
| 6.81 ounces | 6.46 ounces |
| Black | Mirror black and Mirror purple |
| Plastic and Plastic | Aluminum |
| $ 194.00 | $ 1380.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2636 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 270 pixels per inch | 425 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.3 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 855+ SM8150-AC (7 nm) 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 | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 640 GPU |
| 9.27 | 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 | |
| 16.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 27.00mm focal length |
| 0.33 inches (1/3.06") 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 |
| 9.35 | 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3300mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy Z Flip is better than the Galaxy A21, getting a overall score of 88.5 against 76.1. Both of these phones work with Android OS (Operating System), but Galaxy Z Flip has 12 version and Galaxy A21 has Android 10, providing the user some additional features and performance optimizations. The Galaxy Z Flip design is just a little bit lighter and somewhat thinner than the Galaxy A21, even when they were released with only 5 months difference.
The Galaxy Z Flip has a little faster CPU than Samsung Galaxy A21, and although they both have 8 cpu cores, the Galaxy Z Flip also has 5 GB more RAM. The Galaxy Z Flip features a sharper screen than Galaxy A21, because it has a much higher resolution of 1080 x 2636 pixels, a bit larger screen and much more pixels per screen inch.
The Galaxy Z Flip features just a bit better camera than Galaxy A21, because although it has a camera in the back with a way worse resolution, and they both have a F1.8 diafragm aperture, the Galaxy Z Flip also counts with a lot better video definition and a larger back-facing camera sensor which provides a better photo and video quality.
The Galaxy Z Flip has a way bigger memory to install applications and games or saving photos and videos than Galaxy A21, because although it has no external SD slot, it also counts with 256 GB internal storage. The Galaxy A21 has longer battery performance than Galaxy Z Flip, because it has a 21% larger battery size.
Although Samsung Galaxy Z Flip is a better device, it is a lot more expensive than Samsung Galaxy A21, and it doesn't have such a good relation between it's price and quality as Samsung Galaxy A21. If you prefer to save a few dollars, you can buy Samsung Galaxy A21, letting go a couple features and specs, but you'll get the most out of your budget.
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