Compare phones
| Global Score | |
| 91.8 | 88.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-01-29 | 2019-03-08 |
| 5.97 x 2.80 x 0.31 inches | 5.90 x 2.77 x 0.31 inches |
| 6.03 ounces | 5.54 ounces |
| Gray, Phantom pink, Violet and White | Flamingo pink, Prism black, Prism blue, Prism green and Prism white |
| Aluminum and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 281.00 |
| Display / Screen | |
| 6.2 inches | 6.1 inches |
| 2400 x 1080 pixels | 3040 x 1440 pixels |
| Dynamic AMOLED | Dynamic AMOLED |
| 424 pixels per inch | 551 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 640 GPU |
| 9.63 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 12.00 MP + 10.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.50 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.39 inches (1/2.55") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.78 | 10.23 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3400mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 5.36 |
| 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 S21 is a bit better than Samsung Galaxy S10, having a score of 91.8 against 88.3. Galaxy S21 is a just a bit heavier phone than Samsung Galaxy S10, but both of them are 0.31inches thick. Both phones in this comparison work with the same Android 11 operating system. The Galaxy S21 counts with a little sharper screen than Galaxy S10, because although it has a way lower 1080 x 2400 resolution and a little bit lower screen pixel density, it also counts with a bit larger screen.
Galaxy S10's CPU is very similar to the Galaxy S21 one, both have a Octa-Core CPU and 8 GB of RAM. The Galaxy S21 shoots a bit better pictures and videos than Samsung Galaxy S10, because although it has a smaller aperture which is not recommended for taking images and video in low light situations, and they both have the same resolution camera in the back, the Galaxy S21 also counts with a lot bigger sensor providing a much better image quality and a lot higher video quality.
The Samsung Galaxy S10 features a lot bigger storage for applications and games than Galaxy S21, and although they both have exactly the same 128 GB internal storage, the Samsung Galaxy S10 also has an external memory card slot that holds up to 512 GB. The Samsung Galaxy S21 has improved battery lifetime than Samsung Galaxy S10, because it has 4000mAh of battery capacity against 3400mAh.
Although Galaxy S21 is a better device, it costs a lot more money than the Galaxy S10, and it doesn't have such a good relation between it's price and quality as the Galaxy S10. So if you want that extra specs, you can buy Galaxy S21, else you can save some money and buy the Galaxy S10, giving up some features and specifications.
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