Compare phones
| Global Score | |
| 79.8 | 91.8 |
| Basic Information | |
| Sony | Samsung |
| -- | Android 11 |
| 2017-06-01 | 2021-01-29 |
| 6.14 x 3.03 x 0.31 inches | 5.97 x 2.80 x 0.31 inches |
| 6.74 ounces | 6.03 ounces |
| Black, Pink, Red and Silver | Gray, Phantom pink, Violet and White |
| Aluminum and Glass | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 5.5 inches | 6.2 inches |
| 3840 x 2160 pixels (4K) | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 801 pixels per inch | 424 pixels per inch |
| 700 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 10.3 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 540 GPU | Adreno 660 GPU |
| 9.36 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 19.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 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 |
| 10.34 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 10.7 |
| Battery Life | |
| 3230mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.2 | 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 |
Comparison review
Samsung Galaxy S21 has an overall score of 91.8, which is better than Xperia XZ Premium's 79.8 score. Samsung Galaxy S21 is a somewhat lighter device than the Xperia XZ Premium, but they are equally thin. The Sony Xperia XZ Premium features a much better looking screen than Samsung Galaxy S21, because although it has way darker display and a little bit smaller screen, it also counts with a way higher 2160 x 3840 resolution and a much greater quantity of pixels per inch of display.
Galaxy S21 counts with a little better hardware performance than Xperia XZ Premium, and although they both have 8 processing cores, the Galaxy S21 also has 4 GB more RAM memory. Sony Xperia XZ Premium features a slightly better storage capacity for apps and games than Samsung Galaxy S21, because although it has 0 less internal memory capacity, it also counts with a SD card slot that admits up to 256 GB.
Samsung Galaxy S21 captures a bit better pictures and videos than Xperia XZ Premium, because although it has a much worse resolution camera in the back, it also counts with a larger diafragm aperture for better images and video in low light environments, a lot larger sensor and a way higher video quality.
The Galaxy S21 counts with improved battery lifetime than Xperia XZ Premium, because it has a 24 percent greater battery size.
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