Compare phones
| Global Score | |
| 76.1 | 94.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 10 |
| 2020-06-29 | 2020-09-18 |
| 6.61 x 3.02 x 0.32 inches | 6.27 x 5.05 x 0.27 inches |
| 6.81 ounces | 9.95 ounces |
| Black | Mystic black and Mystic bronze |
| Plastic and Plastic | Aluminum and Glass |
| $ 194.00 | $ 1930.00 |
| Display / Screen | |
| 6.5 inches | 7.6 inches |
| 1600 x 720 pixels | 2208 x 1768 pixels |
| IPS LCD | Dynamic AMOLED |
| 270 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 865+ SM8250-AB chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 3100 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| PowerVR GE8320 GPU | Adreno 650 GPU |
| 9.27 | 9.81 |
| 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 |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.57 inches (1/1.76") 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 | 10.45 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.32 |
| 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 Samsung Galaxy Z Fold 2 is way better than Galaxy A21, with a 94.6 score against 76.1. Samsung Galaxy Z Fold 2's design is thinner but heavier than Galaxy A21, and both were released only a few months apart. These devices come with Android OS, but Samsung Galaxy Z Fold 2 has newer 11 version while Galaxy A21 has Android 10 version.
Samsung Galaxy Z Fold 2 counts with a brighter display than Galaxy A21, because it has a larger screen, a way better 1768 x 2208 resolution and a greater pixel count in each inch of screen. Galaxy Z Fold 2 has a bit better processing power than Samsung Galaxy A21, and although they both have 8 cpu cores, the Galaxy Z Fold 2 also has a larger amount of RAM memory.
Samsung Galaxy Z Fold 2 captures much clearer pictures and videos than Galaxy A21, because although it has a much less mega-pixels resolution camera, and they both have a F1.8 camera aperture, the Samsung Galaxy Z Fold 2 also counts with a lot bigger back camera sensor capturing much higher quality photos and a way better video quality.
The Samsung Galaxy Z Fold 2 features a superior storage for games and applications than Samsung Galaxy A21, because although it has no slot for an external memory card, it also counts with 256 GB internal storage capacity. Galaxy Z Fold 2 counts with a bit longer battery duration than Galaxy A21, because it has a 13 percent bigger battery size.
Although Samsung Galaxy Z Fold 2 is a better device, it costs a lot more than the Galaxy A21, and it doesn't have such a good price and quality relation as Galaxy A21. So if you need that extra specs, you can buy Samsung Galaxy Z Fold 2, but if you don't you can save some money and get the Galaxy A21, resigning some features and specs.
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