Compare phones
| Global Score | |
| 74.8 | 85.5 |
| Basic Information | |
| Sony | Samsung |
| -- | Android 11, 10 |
| 2018-02-16 | 2019-12-27 |
| 5.59 x 2.76 x 0.38 inches | 6.24 x 2.90 x 0.31 inches |
| 6.03 ounces | 6.07 ounces |
| 16 777 216 | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 424 pixels per inch | 405 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 630 SDM630 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Adreno 508 GPU | Mali-G72 MP3 GPU |
| 9.18 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 14.14 |
| Camera | |
| 23.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 24.00mm 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 (120 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.45 | 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy A51 has a global score of 85.5, which is much better than Sony Xperia XA2's general score of 74.8. Galaxy A51's body is newer and somewhat thinner, but a little bit heavier than the Sony Xperia XA2. The Galaxy A51 has just a bit better hardware performance than Sony Xperia XA2, and although they both have a Octa-Core processing unit, the Galaxy A51 also has 1 GB more RAM.
The Xperia XA2 has a bit better looking display than Galaxy A51, because although it has a bit lower resolution of 1080 x 1920 pixels and a way smaller screen, it also counts with a quite higher display density. Samsung Galaxy A51 takes much better videos and photos than Xperia XA2, and although they both have the same aperture, the same 3840x2160 video resolution and the same 30 frames per second video frame rates, the Samsung Galaxy A51 also has a bigger camera sensor and a way more MP camera.
The Samsung Galaxy A51 features a much greater storage to install applications and games or saving photos and videos than Xperia XA2, because it has 96 GB more internal storage and an external SD slot that allows a maximum of 512 GB. The Galaxy A51 counts with better battery lifetime than Sony Xperia XA2, because it has a 21% bigger battery capacity.
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