Compare phones
| Global Score | |
| 79.1 | 90.8 |
| Basic Information | |
| Sony | Samsung |
| -- | Android 11, 10 |
| 2018-04-05 | 2020-04-29 |
| 6.02 x 2.83 x 0.44 inches | 6.26 x 2.90 x 0.34 inches |
| 6.98 ounces | 6.60 ounces |
| Black, Green, Pink and Silver | Prism cube black |
| Aluminum and Glass | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 2160 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 424 pixels per inch | 405 pixels per inch |
| 700 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Samsung Exynos 980 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 630 GPU | Mali-G76 MP5 GPU |
| 9.54 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.34 | 15.38 |
| Camera | |
| 19.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.67 | 11.55 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3180mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.2 | 6.32 |
| 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 Galaxy A51 5G is better than the Xperia XZ2, with a 90.8 score against 79.1. Galaxy A51 5G is a way newer cellphone, and it's also extremely thinner and just a bit lighter than the Xperia XZ2. Sony Xperia XZ2 features a little better hardware performance than Galaxy A51 5G, although it has 2 GB lesser RAM, they both have 8 cpu cores.
The Sony Xperia XZ2 features a slightly better looking display than Samsung Galaxy A51 5G, because although it has a little bit smaller display and a bit lower resolution of 1080 x 2160 pixels, it also counts with a little higher screen pixels density. Galaxy A51 5G has much more storage for applications, games, photos and videos than Xperia XZ2, because it has 64 GB more internal memory capacity and a SD extension slot that holds a maximum of 1000 GB.
Samsung Galaxy A51 5G counts with a very superior battery performance than Sony Xperia XZ2, because it has a 4500mAh battery capacity. Samsung Galaxy A51 5G has a slightly better camera than Xperia XZ2, because although it has slower 30 frames per second video frame rate, and they both have the same (4K) video resolution and a same size aperture, the Samsung Galaxy A51 5G also counts with a bigger camera sensor which offers a higher photo and video quality and a camera with lot more MP.
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