Compare phones
| Global Score | |
| 98.1 | 87 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11, 10 |
| 2021-01-29 | 2020-11-06 |
| 6.50 x 2.98 x 0.35 inches | 6.47 x 2.99 x 0.34 inches |
| 8.04 ounces | 6.81 ounces |
| Phantom black and Silver | Prism Dot black, Prism Dot grey and Prism Dot white |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.6 inches |
| 3200 x 1440 pixels | 1600 x 720 pixels |
| Dynamic AMOLED | Super AMOLED |
| 516 pixels per inch | 266 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 619 GPU |
| 9.72 | 9.18 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 10.1 | 15.38 |
| Camera | |
| 108.00 MP + 40.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 13.75 | 11.11 |
| 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 | Nano SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | 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 Galaxy S21 Ultra has a general score of 98.1, which is better than the Galaxy A42's 87 general score. Although it's the best in our current comparison, the Galaxy S21 Ultra is an a little bit thicker and somewhat heavier cellphone than Galaxy A42. Both of these phones have the same Android 11 operating system, so they should provide you very similar operating system features.
The Galaxy S21 Ultra features a much more vibrant display than Galaxy A42, because it has much more pixels per display inch, a little larger screen and a way better 1440 x 3200 resolution. Galaxy S21 Ultra features a bit faster processor than Galaxy A42, and although they both have a Octa-Core CPU, the Galaxy S21 Ultra also has 8 GB more RAM.
The Galaxy S21 Ultra features a very superior camera than Galaxy A42, and although they both have a same size camera aperture, the Galaxy S21 Ultra also has a way higher resolution back camera and a much higher 7680x4320 video definition. Galaxy A42 features much more memory for apps and games than Galaxy S21 Ultra, and although they both have equal internal storage capacity, the Galaxy A42 also has an external memory slot that holds a maximum of 1000 GB.
The Galaxy A42 and Galaxy S21 Ultra both have extremely similar batteries performance.
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