Compare phones
| Global Score | |
| 94.6 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 11 |
| 2020-09-18 | 2021-01-29 |
| 6.27 x 5.05 x 0.27 inches | 6.50 x 2.98 x 0.35 inches |
| 9.95 ounces | 8.04 ounces |
| Mystic black and Mystic bronze | Phantom black and Silver |
| Aluminum and Glass | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| $ 1930.00 | $ 966.00 |
| Display / Screen | |
| 7.6 inches | 6.8 inches |
| 2208 x 1768 pixels | 3200 x 1440 pixels |
| Dynamic AMOLED | Dynamic AMOLED |
| 372 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 865+ SM8250-AB chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3100 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 12 GB RAM |
| Adreno 650 GPU | Adreno 660 GPU |
| 9.81 | 9.72 |
| 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 + 10.00 MP | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.45 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 4500mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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
Samsung Galaxy S21 Ultra is just a bit better than the Samsung Galaxy Z Fold 2, having a global score of 98.1 against 94.6. Both phones in this comparison work with the same Android 11 OS (operating system). Although the Samsung Galaxy S21 Ultra and Samsung Galaxy Z Fold 2 were released with only 4 months difference, the Samsung Galaxy S21 Ultra construction is notably thicker but somewhat lighter.
The Samsung Galaxy Z Fold 2 counts with just a bit better hardware performance than Galaxy S21 Ultra. Both have a 12 GB RAM memory and 8 CPU cores. Samsung Galaxy S21 Ultra features a much better looking screen than Galaxy Z Fold 2, because although it has a little smaller screen, it also counts with a slightly higher resolution of 1440 x 3200 and a higher pixels amount in each inch of screen.
The Galaxy Z Fold 2 features a lot bigger storage to store more apps and games than Samsung Galaxy S21 Ultra, because it has more internal storage capacity. Galaxy S21 Ultra takes greater pictures and videos than Galaxy Z Fold 2, and although they both have a F1.8 diafragm aperture, the Galaxy S21 Ultra also has a way larger camera sensor capturing much better quality photographs and videos, a camera with a much better resolution and a much better 7680x4320 video resolution.
The Galaxy S21 Ultra features a bit better battery duration than Samsung Galaxy Z Fold 2, because it has 5000mAh of battery capacity against 4500mAh.
Even being the best phone of the ones we are comparing here, Samsung Galaxy S21 Ultra is also a lot cheaper.
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