Compare phones
| Global Score | |
| 94.8 | 91.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 13, 12, 11, 10 | Android 11 |
| 2020-03-06 | 2021-01-29 |
| 5.97 x 2.72 x 0.31 inches | 5.97 x 2.80 x 0.31 inches |
| 5.78 ounces | 6.03 ounces |
| Cloud blue, Cloud pink, Cosmic grey and Cosmic white | Gray, Phantom pink, Violet and White |
| Aluminum and Glass (Corning Gorilla Glass 6) | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 1000.00 | $ 722.00 |
| Display / Screen | |
| 6.2 inches | 6.2 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | Dynamic AMOLED |
| 566 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 (7 nm) chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 650 GPU | Adreno 660 GPU |
| 9.72 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 10.1 |
| Camera | |
| 12.00 MP + 10.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.57 inches (1/1.76") sensor |
| 7680 x 4320 (24 fps) 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 |
| 10.78 | 10.78 |
| 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 | |
| 4000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | 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 | FM Radio |
Comparison review
Galaxy S20 has a global score of 94.8, which is slightly better than the Galaxy S21's global score of 91.8. Both devices in this comparison review use Android operating system, but Galaxy S20 has 13 version while Galaxy S21 has Android 11 version, giving a couple nice extra features and some performance improvements. Galaxy S20 is a just a little bit lighter cellphone than Galaxy S21, but they are equally thin.
Galaxy S20 features just a little better hardware performance than Samsung Galaxy S21, and although they both have a Octa-Core processing unit, the Galaxy S20 also has 4 GB more RAM memory. Samsung Galaxy S21 has a slightly better display than Samsung Galaxy S20, although it has a lot lower resolution of 1080 x 2400 pixels and a way worse number of pixels in each screen inch, they both have a same size display.
Galaxy S20 features a much better memory capacity for apps and games than Galaxy S21, and although they both have equal internal memory, the Galaxy S20 also has an external memory slot that admits a maximum of 1000 GB. The Galaxy S20 and the Samsung Galaxy S21 both have extremely similar batteries duration.
The Samsung Galaxy S21 and Galaxy S20 both count with very similar cameras, and although the Samsung Galaxy S21 has a smaller sensor which provides a lower image and video quality, they both have the same video quality, the same 24 frames per second video frame rate, a F1.8 camera aperture and a 12 MP camera in the back.
Although Galaxy S20 is a better device, it costs more money than Samsung Galaxy S21, and it doesn't have such a good relation between it's price and quality as Samsung Galaxy S21. So if you need that extra specs, you can buy the Galaxy S20, else you can save some money and buy the Samsung Galaxy S21, resigning some features and specs.
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