Compare phones
| Global Score | |
| 90.8 | 79 |
| Basic Information | |
| Samsung | Sony |
| Android 11, 10 | Android 8.0 Oreo |
| 2020-04-29 | 2018-04-05 |
| 6.26 x 2.90 x 0.34 inches | 5.31 x 2.56 x 0.48 inches |
| 6.60 ounces | 5.93 ounces |
| Prism cube black | 16 777 216 |
| Aluminum and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 5 inches |
| 2400 x 1080 pixels | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 483 pixels per inch |
| -- | 700 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.1 |
| 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 | 4 GB RAM |
| Mali-G76 MP5 GPU | Adreno 630 GPU |
| 9.27 | 9.54 |
| 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 + 5.00 MP |
| f/2.00 aperture | f/2.00 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 (60 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 | 10.67 |
| 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 | 2870mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 4.88 |
| 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
Galaxy A51 5G is much better than Xperia XZ2 Compact, with a 90.8 score against 79. Both of these phones work with Android operating system, but Galaxy A51 5G has the older 11 version and Xperia XZ2 Compact has Android 8.0 Oreo version. Although the Galaxy A51 5G is somewhat heavier than Xperia XZ2 Compact, it's incredibly thinner and a lot newer.
Sony Xperia XZ2 Compact has a more vivid screen than Samsung Galaxy A51 5G, because although it has a way smaller screen and a bit worse resolution of 1080 x 2160, it also counts with a little bit higher count of pixels per inch of display. Xperia XZ2 Compact features a little bit better hardware performance than Samsung Galaxy A51 5G, although it has less RAM memory, they both have the same number of cores.
The Galaxy A51 5G has just a bit better camera than Xperia XZ2 Compact, because although it has slower 30 frames per second video frame rate, and they both have the same (4K) video definition and the same aperture, the Galaxy A51 5G also counts with a camera with a way better 48 mega pixels resolution and a bigger camera sensor.
The Samsung Galaxy A51 5G has a very superior storage capacity for applications, games, photos and videos than Xperia XZ2 Compact, because it has a SD extension slot that supports a maximum of 1000 GB and more internal memory capacity. The Galaxy A51 5G has a much better battery lifetime than Xperia XZ2 Compact, because it has a 57% greater battery capacity.
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