Compare phones
| Global Score | |
| 90.8 | 82.2 |
| Basic Information | |
| Samsung | Sony |
| Android 11, 10 | -- |
| 2020-04-29 | 2018-07-30 |
| 6.26 x 2.90 x 0.34 inches | 6.22 x 3.15 x 0.47 inches |
| 6.60 ounces | 8.32 ounces |
| Prism cube black | 16 777 216 |
| Aluminum and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | $ 1000.00 |
| Display / Screen | |
| 6.5 inches | 5.8 inches |
| 2400 x 1080 pixels | 3840 x 2160 pixels (4K) |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 760 pixels per inch |
| -- | 900 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 10.4 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G76 MP5 GPU | Adreno 630 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 15.38 | 11.34 |
| Camera | |
| 48.00 MP + 32.00 MP | 19.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 25.00mm focal length |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.55 | 10.45 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3540mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 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 Galaxy A51 5G has a general score of 90.8, which is much better than the Xperia XZ2 Premium's 82.2 score. Galaxy A51 5G is a newer phone, and it is also much thinner and much lighter than Xperia XZ2 Premium. Xperia XZ2 Premium features just a little better performance than Samsung Galaxy A51 5G. Both of them have a 6 GB RAM and 8 cores.
The Xperia XZ2 Premium has a much more vibrant display than Galaxy A51 5G, because although it has a little bit smaller screen, it also counts with a much better 2160 x 3840 resolution and a lot higher pixels quantity per screen inch. The Galaxy A51 5G has a way bigger storage for apps and games than Sony Xperia XZ2 Premium, because it has a slot for an external memory card that supports a maximum of 1000 GB and 128 GB internal storage.
The Galaxy A51 5G features greater battery performance than Sony Xperia XZ2 Premium, because it has 4500mAh of battery capacity instead of 3540mAh. The Galaxy A51 5G captures better pictures and videos than Sony Xperia XZ2 Premium, because although it has a tinier diafragm aperture which is not so good for low light captures and video, and they both have the same (4K) video definition and the same video frame rate, the Galaxy A51 5G also counts with a lot better resolution camera and a bigger sensor providing a better image quality.
Galaxy A51 5G is not only the best phones between the ones we are comparing here, but it's also a lot cheaper.
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