Compare phones
| Global Score | |
| 76.1 | 82.2 |
| Basic Information | |
| Samsung | Sony |
| Android 10 | -- |
| 2020-06-29 | 2018-07-30 |
| 6.61 x 3.02 x 0.32 inches | 6.22 x 3.15 x 0.47 inches |
| 6.81 ounces | 8.32 ounces |
| Black | 16 777 216 |
| Plastic and Plastic | Aluminum and Glass |
| -- | Scratch-Resistant Glass |
| $ 194.00 | $ 1000.00 |
| Display / Screen | |
| 6.5 inches | 5.8 inches |
| 1600 x 720 pixels | 3840 x 2160 pixels (4K) |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 760 pixels per inch |
| -- | 900 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 10.4 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 630 GPU |
| 9.27 | 9.63 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 9.84 | 11.34 |
| Camera | |
| 16.00 MP + 13.00 MP | 19.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 25.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.35 | 10.45 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3540mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Xperia XZ2 Premium has a score of 82.2, which is a little bit better than the Samsung Galaxy A21's overall score of 76.1. Even being the best in our current comparison, Xperia XZ2 Premium is an older, noticeably thicker and somewhat heavier cellphone than the Samsung Galaxy A21. The Xperia XZ2 Premium has a much better screen than Samsung Galaxy A21, because although it has a quite smaller screen, it also counts with a lot higher number of pixels per inch in the screen and a way higher resolution of 2160 x 3840 pixels.
The Sony Xperia XZ2 Premium counts with a bit more powerful CPU than Galaxy A21, and although they both have the same number of cores, the Sony Xperia XZ2 Premium also has more RAM memory. Xperia XZ2 Premium counts with a superior camera than Galaxy A21, and although they both have a F1.8 aperture, the Xperia XZ2 Premium also has a much bigger back-facing camera sensor capturing more light and vivid colors, a camera with more megapixels and a way higher 3840x2160 video resolution.
Sony Xperia XZ2 Premium features a better memory capacity to store more games and applications than Galaxy A21, because although it has a SD extension slot that supports a maximum of 400 GB against 512 GB, it also counts with 32 GB more internal memory capacity. The Galaxy A21 features just a little bit longer battery lifetime than Sony Xperia XZ2 Premium, because it has 4000mAh of battery capacity instead of 3540mAh.
Although Xperia XZ2 Premium is a better device, it costs a lot more money than Galaxy A21, and it doesn't have such a good relation between it's price and quality as Galaxy A21. So if you need that extra specs, you can buy Xperia XZ2 Premium, but if you don't you can save a couple dollars and get the Galaxy A21, letting go some specifications.
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