Compare phones
| Global Score | |
| 91.8 | 79.6 |
| Basic Information | |
| Samsung | Sony |
| Android 11 | Android 9.0 Pie |
| 2021-01-29 | 2018-10-17 |
| 5.97 x 2.80 x 0.31 inches | 6.22 x 2.87 x 0.39 inches |
| 6.03 ounces | 6.81 ounces |
| Gray, Phantom pink, Violet and White | 16 777 216 |
| Aluminum and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 900.00 |
| Display / Screen | |
| 6.2 inches | 6 inches |
| 2400 x 1080 pixels | 2880 x 1440 pixels |
| Dynamic AMOLED | OLED |
| 424 pixels per inch | 537 pixels per inch |
| 1300 cd/m2 brightness | 550 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.2 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 630 GPU |
| 9.63 | 9.54 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 12.00 MP + 10.00 MP | 19.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 25.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.43 inches (1/2.3") 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 | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.78 | 10.45 |
| 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, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3330mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 5.28 |
| 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 | -- |
Comparison review
The Samsung Galaxy S21 has a general score of 91.8, which is much better than the Xperia XZ3's 79.6 score. The Samsung Galaxy S21 construction is newer, lighter and a lot thinner than the Xperia XZ3. Both of these phones have Android OS (operating system), but Samsung Galaxy S21 has older 11 version and Xperia XZ3 has Android 9.0 Pie version.
Galaxy S21 features a bit more powerful processor than Sony Xperia XZ3, and although they both have a Octa-Core processor, the Galaxy S21 also has a larger amount of RAM memory. Samsung Galaxy S21 and Xperia XZ3 have incredibly similar displays, because although the Xperia XZ3 has a little smaller display and much darker screen, it also counts with more pixels per inch of screen and a higher resolution of 1440 x 2880.
Xperia XZ3 counts with a bigger storage capacity to install applications and games than Samsung Galaxy S21, because although it has less internal storage capacity, it also counts with a SD card slot that allows a maximum of 512 GB. Galaxy S21 has better battery lifetime than Sony Xperia XZ3, because it has a 20 percent greater battery capacity.
The Galaxy S21 captures clearer photographs and videos than Xperia XZ3, because although it has a lot lower resolution back facing camera, it also counts with a lot better 7680x4320 video definition, a much larger back-facing camera sensor which provides a way higher photo and video quality and a larger camera aperture to take better low-light captures.
The Samsung Galaxy S21 is not only the best phones in our comparison, but it's also a bargain compared to the other ones, making this phone a no doubt choice.
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