| Global Score | |
| 79.8 | 87.4 |
| Basic Information | |
| Sony | Samsung |
| Android 5.1 | Android 5.0 |
| 2015-09-02 | 2015-04-11 |
| 6.08 x 2.99 x 0.31 inches | 5.65 x 2.78 x 0.27 inches |
| 6.35 ounces | 4.87 ounces |
| Black, Gold and Gray | Black, Blue, Gold and White |
| Glass and Metal | Aluminium and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 545.00 | $ 252.00 |
| Display / Screen | |
| 5.5 inches | 5.1 inches |
| 2160 x 3840 pixels (4K) | 1440 x 2560 pixels (Quad HD / 2K) |
| IPS LCD | Super AMOLED |
| 801 pixels per inch | 576 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 10.6 | 9.9 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Exynos 7 Octa 7420 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 3 GB (1600 MHz) RAM | 3 GB (1600 MHz) RAM |
| Adreno 430 (450 MHz) GPU | Mali-T760 MP8 (650 MHz) GPU |
| 9.36 | 10.08 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 200 GB) external memory slot | No SD card slot |
| 8.56 | 10.1 |
| Camera | |
| 23.00 MP + 5.00 MP | 16.00 MP + 5.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 28.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.38 inches (1/2.6") 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 | 10.01 |
| 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, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 7.1 | 6.7 |
| Battery Life | |
| 3430mAh Li-Ion Battery | 2550mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 630 hours standby time 15.2 hours talk time | -- |
| 5.44 | 4.56 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Galaxy S6 has an overall score of 87.4, which is just a bit better than Sony Xperia Z5 Premium's general score of 79.8. Galaxy S6 is a incredibly lighter and thinner cellphone than Sony Xperia Z5 Premium, even though both of them were only released with a couple of months difference. These phones work with Android OS (Operating System), but the Galaxy S6 has older 5.0 version while Sony Xperia Z5 Premium has Android 5.1 version.
Xperia Z5 Premium features a little sharper screen than Galaxy S6, because it has a little bigger screen, more pixels per inch in the screen and a way better resolution of 3840 x 2160 pixels. The Galaxy S6 has a better memory capacity for games and applications than Sony Xperia Z5 Premium, because although it has no slot for an external memory card, it also counts with more internal storage capacity.
Galaxy S6 features a little bit better hardware performance than Sony Xperia Z5 Premium, and although they both have 3 GB of RAM memory and 8 processing cores, the Galaxy S6 also has a faster 650 MHz graphics processor and a 64-bits CPU. Xperia Z5 Premium features improved battery performance than Samsung Galaxy S6, because it has 3430mAh of battery capacity.
The Xperia Z5 Premium features a bit better camera than Samsung Galaxy S6, and although they both have the same video frame rates and the same (4K) video definition, the Xperia Z5 Premium also has a larger camera sensor taking more light and vivid colors, a much better 23 mega pixels resolution camera in the back and a bigger camera aperture.
Despite of being the best phone in this comparison, the Samsung Galaxy S6 is also very cheap compared to the other ones, which makes this phone an obvious call.
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