Compare phones
| Global Score | |
| 79.1 | 76.1 |
| Basic Information | |
| Sony | Samsung |
| -- | Android 10 |
| 2018-04-05 | 2020-06-29 |
| 6.02 x 2.83 x 0.44 inches | 6.61 x 3.02 x 0.32 inches |
| 6.98 ounces | 6.81 ounces |
| Black, Green, Pink and Silver | Black |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 2160 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 424 pixels per inch | 270 pixels per inch |
| 700 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.8 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Mediatek Helio P35 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 630 GPU | PowerVR GE8320 GPU |
| 9.54 | 9.27 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.34 | 9.84 |
| Camera | |
| 19.00 MP + 5.00 MP | 16.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 25.00mm focal length | -- |
| 0.43 inches (1/2.3") sensor | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | -- |
| 10.67 | 9.35 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3180mAh Li - Polymer 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Xperia XZ2 is slightly better than Samsung Galaxy A21, with a global score of 79.1 against 76.1. Even being the best in our current comparison, Xperia XZ2's construction is a lot older, much thicker and a little heavier than the Samsung Galaxy A21. The Xperia XZ2 counts with a little better performance than Samsung Galaxy A21, and although they both have the same number of cores, the Xperia XZ2 also has a larger amount of RAM memory.
The Sony Xperia XZ2 features a much sharper screen than Samsung Galaxy A21, because although it has a little bit smaller screen, it also counts with a much better 1080 x 2160 resolution and a way greater pixel density. The Sony Xperia XZ2 counts with more storage capacity to install applications and games than Galaxy A21, because although it has a slot for SD memory cards that admits 112 GB smaller, it also counts with more internal storage.
The Xperia XZ2 shoots much better pictures and videos than Samsung Galaxy A21, because although it has a smaller diafragm aperture which is not good for shooting pictures and videos in poorly lited situations, it also counts with a lot better 3840x2160 video definition, a lot larger back-facing camera sensor shooting much higher quality photos and a camera in the back with more mega pixels.
The Samsung Galaxy A21 has improved battery performance than Sony Xperia XZ2, because it has 4000mAh of battery capacity.
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