Compare phones
| Global Score | |
| 94.6 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 10 |
| 2020-09-18 | 2020-06-19 |
| 6.27 x 5.05 x 0.27 inches | 6.44 x 2.96 x 0.35 inches |
| 9.95 ounces | 6.77 ounces |
| Mystic black and Mystic bronze | Black, Blue, Red and White |
| Aluminum and Glass | -- |
| $ 1930.00 | -- |
| Display / Screen | |
| 7.6 inches | 6.5 inches |
| 2208 x 1768 pixels | 1600 x 720 pixels |
| Dynamic AMOLED | TFT |
| 372 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 865+ SM8250-AB chipset | Samsung Exynos 850 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3100 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 650 GPU | Mali-G76 GPU |
| 9.81 | 9.09 |
| Storage | |
| 256 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 9.84 |
| Camera | |
| 12.00 MP + 10.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 10.45 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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 Z Fold 2 is a lot better than the Samsung Galaxy A21s, getting a 94.6 score against 77.7. Samsung Galaxy Z Fold 2's design is way thinner but much heavier than Samsung Galaxy A21s, and they were released only a couple of months apart. Both of these phones have Android OS, but the Samsung Galaxy Z Fold 2 has a more recent 11 version while Samsung Galaxy A21s has Android 10.
Samsung Galaxy Z Fold 2 features a brighter display than Galaxy A21s, because it has a lot higher resolution of 1768 x 2208, a bigger screen and a better display pixels density. Galaxy Z Fold 2 features a much better storage to install applications and games than Galaxy A21s, because although it has no SD card slot, it also counts with 224 GB more internal memory.
Galaxy Z Fold 2 counts with a little better hardware performance than Samsung Galaxy A21s, and although they both have a Octa-Core processing unit, the Galaxy Z Fold 2 also has a larger amount of RAM. The Galaxy A21s features a slightly better camera than Samsung Galaxy Z Fold 2, because although it has a tinier diafragm aperture which is not favorable for taking photos in low-light situations, worse 30 frames per second video frame rates and a smaller sensor, and they both have the same 1920x1080 (Full HD) video resolution, the Galaxy A21s also counts with a way more mega-pixels back camera.
Samsung Galaxy A21s has a bit superior battery life than Samsung Galaxy Z Fold 2, because it has an 11 percent larger battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.