Compare phones
| Global Score | |
| 90.6 | 91.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11 |
| 2021-08-11 | 2021-01-29 |
| 6.23 x 5.04 x 0.25 inches | 5.97 x 2.80 x 0.31 inches |
| 9.56 ounces | 6.03 ounces |
| Phantom Black, Phantom Green and Phantom Silver | Gray, Phantom pink, Violet and White |
| Aluminum and Glass | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 7.6 inches | 6.2 inches |
| 2208 x 1768 pixels | 2400 x 1080 pixels |
| Super AMOLED | Dynamic AMOLED |
| 372 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 660 GPU |
| 9.72 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 12.00 MP + 4.00 MP | 12.00 MP + 10.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| -- | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 7.7 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 4400mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy S21 is a bit better than Samsung Galaxy Z Fold 3, having a 91.8 score against 90.6. Both phones in this comparison use the same Android 11 operating system, so you shouldn't see any differences regarding OS features. The Galaxy S21 body is lighter but thicker than Samsung Galaxy Z Fold 3, and they were released only a couple months apart.
Galaxy Z Fold 3 has a bit better processing unit than Samsung Galaxy S21, and although they both have a Octa-Core CPU, the Galaxy Z Fold 3 also has a larger amount of RAM. The Samsung Galaxy S21 counts with a better looking screen than Samsung Galaxy Z Fold 3, because although it has a little worse 1080 x 2400 resolution and a little bit smaller screen, it also counts with a little bit better display density.
Galaxy S21 features a very superior camera than Galaxy Z Fold 3, and although they both have a same resolution back-facing camera, the Galaxy S21 also has a larger aperture to take better low-light images. Galaxy Z Fold 3 features a very superior storage capacity to install games and applications than Samsung Galaxy S21, because it has 256 GB internal memory capacity.
The Samsung Galaxy Z Fold 3 features just a bit longer battery duration than Galaxy S21, because it has a 10 percent larger battery capacity.
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