Compare phones
| Global Score | |
| 84.1 | 85.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 11 |
| 2020-03-23 | 2021-08-11 |
| 6.26 x 2.96 x 0.35 inches | 6.54 x 2.84 x 0.27 inches |
| 6.63 ounces | 6.46 ounces |
| Midnight blue and Raven black | Cream, Lavender and Phantom Black |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| -- | $ 1000.00 |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2636 x 1080 pixels |
| Super AMOLED | Dynamic AMOLED |
| 403 pixels per inch | 425 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.3 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 11.55 | 7.92 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 3300mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy Z Flip 3 has a general score of 85.6, which is a bit better than Samsung Galaxy M21's 84.1 overall score. Galaxy Z Flip 3 is a newer cellphone, and it's also much thinner and just a little lighter than Samsung Galaxy M21. Both of these devices work with the same Android 11 OS (operating system).
The Samsung Galaxy Z Flip 3 counts with a bit faster processor than Samsung Galaxy M21, and although they both have the same number of cores, the Samsung Galaxy Z Flip 3 also has a larger amount of RAM. The Galaxy M21 features a bit better screen than Samsung Galaxy Z Flip 3, although it has a just a bit worse pixel density, a little lower 1080 x 2340 resolution and a quite smaller display.
Samsung Galaxy M21 has a lot better camera than Galaxy Z Flip 3, because although it has a smaller aperture which is not favorable for capturing pictures or video in low light environments, it also counts with a much better resolution camera in the back. The Samsung Galaxy M21 features a quite bigger memory to install applications and games than Galaxy Z Flip 3, because although it has less internal storage, it also counts with a SD memory card expansion slot that admits up to 512 GB.
The Galaxy M21 features a really longer battery performance than Galaxy Z Flip 3, because it has a 6000mAh battery capacity against 3300mAh.
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