Compare phones
| Global Score | |
| 77.6 | 87.7 |
| Basic Information | |
| Sony | Samsung |
| Android 5.1 | Android 10 |
| 2015-09-02 | 2020-09-11 |
| 5.75 x 2.83 x 0.29 inches | 6.45 x 3.00 x 0.37 inches |
| 5.43 ounces | 7.51 ounces |
| Black, Gold, Green and White | Black and White |
| Glass and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 409.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.7 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 424 pixels per inch | 385 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB (1600 MHz) RAM | 6 GB RAM |
| Adreno 430 (450 MHz) GPU | Adreno 618 GPU |
| 9.36 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 200 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.56 | 14.14 |
| Camera | |
| 23.00 MP + 5.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (60 fps) (HD) slow motion video | -- |
| 10.56 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 7.1 | 6.7 |
| Battery Life | |
| 2900mAh Li-Ion Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 520 hours standby time 13.2 hours talk time | -- |
| 4.88 | 8.32 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | 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 M51 has a score of 87.7, which is better than the Xperia Z5's global score of 77.6. Both phones in this review include Android operating system, but Galaxy M51 has newer 10 version and Xperia Z5 has Android 5.1 version, providing you some additional features and performance improvements. The Galaxy M51 body is notably newer than Xperia Z5's, but it's much heavier and much thicker.
Sony Xperia Z5 counts with a bit better hardware performance than Galaxy M51, because although it has less RAM memory, and they both have a Octa-Core processor, the Sony Xperia Z5 also counts with a graphics co-processor. The Xperia Z5 has a sharper display than Samsung Galaxy M51, because although it has a really smaller screen and a bit lower resolution of 1920 x 1080px, it also counts with a just a bit better screen pixels density.
Samsung Galaxy M51 has a much better camera than Xperia Z5, and although they both have the same video resolution, a F1.8 aperture and the same video frame rates, the Samsung Galaxy M51 also has a way more megapixels back camera and a much bigger back camera sensor capturing more light and vivid colors.
The Galaxy M51 features much more storage to install applications and games than Sony Xperia Z5, because it has 96 GB more internal storage capacity and a slot for external memory cards that allows a maximum of 512 GB. The Galaxy M51 counts with a way better battery life than Sony Xperia Z5, because it has 7000mAh of battery capacity.
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