Compare phones
| Global Score | |
| 79.8 | 85.5 |
| Basic Information | |
| Sony | Samsung |
| -- | Android 11, 10 |
| 2017-06-01 | 2019-12-27 |
| 6.14 x 3.03 x 0.31 inches | 6.24 x 2.90 x 0.31 inches |
| 6.74 ounces | 6.07 ounces |
| Black, Pink, Red and Silver | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 3840 x 2160 pixels (4K) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 801 pixels per inch | 405 pixels per inch |
| 700 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 10.3 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Samsung Exynos 9611 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 540 GPU | Mali-G72 MP3 GPU |
| 9.36 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 14.14 |
| Camera | |
| 19.00 MP + 13.00 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 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.34 | 11.55 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3230mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.2 | 5.92 |
| 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
Galaxy A51 is just a bit better than Xperia XZ Premium, with a global score of 85.5 against 79.8. The Galaxy A51 is a a bit lighter device than Xperia XZ Premium, but both have the same thickness. Xperia XZ Premium has an incredibly better looking screen than Samsung Galaxy A51, because although it has a bit smaller screen, it also counts with a way higher 2160 x 3840 resolution and a much greater display pixel density.
The Xperia XZ Premium features a bit superior processor than Galaxy A51. They have 4 GB of RAM memory and 8 cpu cores. The Samsung Galaxy A51 counts with a much better camera than Xperia XZ Premium, and although they both have a F2 camera aperture, the same (4K) video quality and the same 30 fps video frame rates, the Samsung Galaxy A51 also has a way higher 48 mega-pixels resolution back-facing camera and a larger back-facing camera sensor taking better quality videos and photos.
Samsung Galaxy A51 has a much bigger storage capacity to store more apps and games than Sony Xperia XZ Premium, because it has an external memory card slot that holds a maximum of 512 GB and 128 GB internal storage. The Galaxy A51 features superior battery life than Xperia XZ Premium, because it has 4000mAh of battery capacity.
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