Compare phones
| Global Score | |
| 85.5 | 77.6 |
| Basic Information | |
| Samsung | Sony |
| Android 11, 10 | Android 5.1 |
| 2019-12-27 | 2015-09-02 |
| 6.24 x 2.90 x 0.31 inches | 5.75 x 2.83 x 0.29 inches |
| 6.07 ounces | 5.43 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Black, Gold, Green and White |
| Plastic and Plastic | Glass and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | $ 409.00 |
| Display / Screen | |
| 6.5 inches | 5.2 inches |
| 2400 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 424 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 9.1 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 810 MSM8994 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB (1600 MHz) RAM |
| Mali-G72 MP3 GPU | Adreno 430 (450 MHz) GPU |
| 9.27 | 9.36 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSD, microSDHC, microSDXC (up to 200 GB) external memory slot |
| 14.14 | 8.56 |
| Camera | |
| 48.00 MP + 32.00 MP | 23.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm 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 | 1280 x 720 (60 fps) (HD) slow motion video |
| 11.55 | 10.56 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 7.1 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 2900mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 520 hours standby time 13.2 hours talk time |
| 5.92 | 4.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| 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 Samsung Galaxy A51 has an overall score of 85.5, which is much better than the Xperia Z5's 77.6 global score. Even though the Samsung Galaxy A51 is notably newer than the Xperia Z5, it is just a little bit thicker and heavier. Both phones we compare here include Android OS (Operating System), but Samsung Galaxy A51 has 11 version while Xperia Z5 has Android 5.1 version.
Xperia Z5 features a sharper display than Galaxy A51, because although it has a way smaller screen and a bit worse 1920 x 1080px resolution, it also counts with a little bit better display density. The Galaxy A51 features a much greater memory capacity to store more apps and games than Sony Xperia Z5, because it has 128 GB internal storage capacity and an external SD slot that admits a maximum of 512 GB.
Xperia Z5 features a little faster processor than Galaxy A51, because although it has less RAM memory, and they both have 8 CPU cores, the Xperia Z5 also counts with an additional graphics processing unit. Samsung Galaxy A51 features a much longer battery lifetime than Xperia Z5, because it has a 38 percent bigger battery size.
The Samsung Galaxy A51 has just a bit better camera than Xperia Z5, because although it has a smaller aperture which is not so good for shooting pictures and/or video in low-light environments, and they both have the same video resolution and the same 30 frames per second video frame rate, the Samsung Galaxy A51 also counts with a lot better resolution camera in the back and a bigger camera sensor.
The Samsung Galaxy A51 is not only the best phones of the ones we are comparing here, but it's also very cheap compared to the other phones.
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