Compare phones
| Global Score | |
| 85.5 | 90.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 11 |
| 2019-12-27 | 2021-08-11 |
| 6.24 x 2.90 x 0.31 inches | 6.23 x 5.04 x 0.25 inches |
| 6.07 ounces | 9.56 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Phantom Black, Phantom Green and Phantom Silver |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 7.6 inches |
| 2400 x 1080 pixels | 2208 x 1768 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung 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 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G72 MP3 GPU | Adreno 660 GPU |
| 9.27 | 9.72 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 13.3 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.00 MP + 4.00 MP |
| f/2.00 aperture | f/2.20 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.55 | 7.7 |
| 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 | |
| 4000mAh Li - Polymer Battery | 4400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.24 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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
Galaxy Z Fold 3 has an overall score of 90.6, which is a bit better than the Galaxy A51's 85.5 global score. These devices come with the same Android 11 OS, so you shouldn't perceive any differences regarding OS features. Galaxy Z Fold 3 is a newer and somewhat thinner cellphone than Galaxy A51, although it is notably heavier.
The Galaxy Z Fold 3 has a bit better CPU than Galaxy A51, and although they both have 8 CPU cores, the Galaxy Z Fold 3 also has a greater amount of RAM memory. Galaxy A51 features a bit more vivid display than Galaxy Z Fold 3, because although it has a little bit worse 1080 x 2400 pixels resolution and a quite smaller screen, it also counts with a bit greater pixels density.
Galaxy A51 features a bit more storage to store more apps and games than Samsung Galaxy Z Fold 3, because although it has just 128 GB internal storage, it also counts with a SD memory slot that admits up to 512 GB. The Galaxy Z Fold 3 features just a bit longer battery lifetime than Samsung Galaxy A51, because it has a 10% bigger battery size.
Samsung Galaxy A51 features a much better camera than Galaxy Z Fold 3, because it has a bigger diafragm aperture to take better photography and video in low-light environments and a way more megapixels camera.
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