Compare phones
| Global Score | |
| 72.9 | 81.3 |
| Basic Information | |
| Sony | Samsung |
| Android 4.4.4, 4.4.2 | Android 10 |
| 2014-02-24 | 2020-04-27 |
| 5.78 x 2.89 x 0.32 inches | 6.27 x 2.88 x 0.34 inches |
| 5.75 ounces | 6.53 ounces |
| Black, Purple and White | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Glass | Plastic |
| Scratch-Resistant Glass | -- |
| $ 500.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.4 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 424 pixels per inch | 411 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 801 MSM8974-AB chipset | MediaTek Helio P65 MT6768 chipset |
| Krait 400 (Quad-Core 2300 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G52 MC2 GPU |
| 9.27 | 9.09 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.72 | 11.74 |
| Camera | |
| 20.70 MP + 2.20 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.8 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 3200mAh Li-Ion Battery | 5000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 690 hours standby time 15 hours talk time | -- |
| 5.2 | 6.8 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A31 has a score of 81.3, which is better than the Xperia Z2's 72.9 overall score. These devices come with Android OS (operating system), but the Galaxy A31 has an older 10 version and Xperia Z2 has Android 4.4.4. Galaxy A31 is a newer phone than Xperia Z2, but it's just a bit thicker and heavier.
Sony Xperia Z2 has a bit faster CPU than Samsung Galaxy A31, because although it has 1 GB less RAM and an inferior number of cores , it also counts with a GPU. The Sony Xperia Z2 has a brighter display than Galaxy A31, because although it has a quite smaller screen and a little bit lower 1920 x 1080px resolution, it also counts with a just a bit more pixels per display inch.
Galaxy A31 has a greater camera than Xperia Z2, and although they both have the same video frame rates, a same size diafragm aperture and the same 1920x1080 video definition, the Galaxy A31 also has a bigger camera sensor and a lot higher resolution back camera. The Galaxy A31 features a very superior storage for apps and games than Sony Xperia Z2, because it has an external SD slot that allows a maximum of 512 GB and 48 GB more internal storage.
Galaxy A31 counts with a much longer battery performance than Xperia Z2, because it has a 5000mAh battery size.
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