Compare phones
| Global Score | |
| 85.5 | 79.6 |
| Basic Information | |
| Samsung | Sony |
| Android 11, 10 | Android 9.0 Pie |
| 2019-12-27 | 2018-10-17 |
| 6.24 x 2.90 x 0.31 inches | 6.22 x 2.87 x 0.39 inches |
| 6.07 ounces | 6.81 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | 16 777 216 |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | $ 900.00 |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 2400 x 1080 pixels | 2880 x 1440 pixels |
| Super AMOLED | OLED |
| 405 pixels per inch | 537 pixels per inch |
| -- | 550 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.2 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 630 GPU |
| 9.27 | 9.54 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 48.00 MP + 32.00 MP | 19.00 MP + 13.00 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 (30 fps) (4K) video resolution |
| 1280 x 720 (240 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 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3330mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.28 |
| 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 has a global score of 85.5, which is a little bit better than the Xperia XZ3's 79.6 overall score. The Galaxy A51 is a newer device, and it's also lighter and noticeably thinner than Xperia XZ3. Both devices in this comparison come with Android OS, but the Galaxy A51 has the older 11 version and Xperia XZ3 has Android 9.0 Pie version.
The Xperia XZ3 has a more vivid screen than Samsung Galaxy A51, because although it has a bit smaller screen, it also counts with a higher resolution of 1440 x 2880 pixels and a greater pixels density. Sony Xperia XZ3 counts with a bit better CPU than Galaxy A51. They have a 4 GB RAM and a Octa-Core processor.
The Galaxy A51 counts with a much bigger storage capacity for games and applications than Xperia XZ3, and although they both have a SD card slot that holds up to 512 GB, the Galaxy A51 also has 64 GB more internal storage. The Galaxy A51 has longer battery duration than Xperia XZ3, because it has 4000mAh of battery capacity.
The Samsung Galaxy A51 features a much better camera than Sony Xperia XZ3, and although they both have the same aperture, the same (4K) video definition and the same video frame rate, the Samsung Galaxy A51 also has a larger sensor which gives a higher image and video quality and a much higher 48 MP resolution back-facing camera.
Samsung Galaxy A51 not only is the best devices in this comparison, but it's also very cheap compared to the other ones.
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