Compare phones
| Global Score | |
| 90.6 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11, 10 |
| 2021-08-11 | 2019-12-27 |
| 6.23 x 5.04 x 0.25 inches | 6.24 x 2.90 x 0.31 inches |
| 9.56 ounces | 6.07 ounces |
| Phantom Black, Phantom Green and Phantom Silver | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 7.6 inches | 6.5 inches |
| 2208 x 1768 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 372 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Samsung Exynos 9611 chipset |
| Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G72 MP3 GPU |
| 9.72 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 12.00 MP + 4.00 MP | 48.00 MP + 32.00 MP |
| f/2.20 aperture | f/2.00 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 |
| 7.7 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4400mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.24 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy Z Fold 3 is just a bit better than the Galaxy A51, having a global score of 90.6 against 85.5. The Samsung Galaxy Z Fold 3 is a newer and thinner cellphone than the Galaxy A51, but it's also heavier. Both phones we compare here use the same Android 11 OS, so you shouldn't notice any difference regarding that.
Galaxy A51 features a little sharper screen than Samsung Galaxy Z Fold 3, because although it has a quite lower resolution of 1080 x 2400 and a quite smaller screen, it also counts with a little greater pixel density. The Samsung Galaxy A51 features slightly more storage for applications, games, photos and videos than Galaxy Z Fold 3, because although it has less internal storage, it also counts with a slot for an SD memory card that holds up to 512 GB.
Galaxy Z Fold 3 features a bit better processing unit than Galaxy A51, and although they both have 8 cores, the Galaxy Z Fold 3 also has a greater amount of RAM memory. The Galaxy A51 takes way better pictures and videos than Galaxy Z Fold 3, because it has a bigger diafragm aperture and a lot more MP camera in the back.
The Samsung Galaxy Z Fold 3 has a little longer battery duration than Galaxy A51, because it has 4400mAh of battery capacity against 4000mAh.
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