Compare phones
| Global Score | |
| 91.8 | 79.8 |
| Basic Information | |
| Samsung | Sony |
| Android 11 | Android 5.1 |
| 2021-01-29 | 2015-09-02 |
| 5.97 x 2.80 x 0.31 inches | 6.08 x 2.99 x 0.31 inches |
| 6.03 ounces | 6.35 ounces |
| Gray, Phantom pink, Violet and White | Black, Gold and Gray |
| Aluminum and Plastic | Glass and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 545.00 |
| Display / Screen | |
| 6.2 inches | 5.5 inches |
| 2400 x 1080 pixels | 2160 x 3840 pixels (4K) |
| Dynamic AMOLED | IPS LCD |
| 424 pixels per inch | 801 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | Capacitive, Multi-touch |
| 9.2 | 10.6 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 810 MSM8994 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 3 GB (1600 MHz) RAM |
| Adreno 660 GPU | Adreno 430 (450 MHz) GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSD, microSDHC, microSDXC (up to 200 GB) external memory slot |
| 10.1 | 8.56 |
| Camera | |
| 12.00 MP + 10.00 MP | 23.00 MP + 5.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | 0.43 inches (1/2.3") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (60 fps) (HD) slow motion video |
| 10.78 | 10.56 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 7.1 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3430mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| -- | 630 hours standby time 15.2 hours talk time |
| 5.92 | 5.44 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | -- |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy S21 has an overall score of 91.8, which is much better than the Xperia Z5 Premium's 79.8 general score. Galaxy S21's body has the same thickness than the Xperia Z5 Premium, but it's a bit lighter. These phones have Android OS (Operating System), but the Galaxy S21 has newer 11 version while Xperia Z5 Premium has Android 5.1 version, giving a lot of extra features and some performance improvements.
Xperia Z5 Premium features a more vivid screen than Galaxy S21, because although it has a little smaller screen, it also counts with a much higher resolution of 3840 x 2160 pixels and a lot greater display pixels density. The Galaxy S21 features a bit superior processing unit than Sony Xperia Z5 Premium, because although it has doesn't have an extra graphics processor, and they both have 8 processing cores, the Galaxy S21 also counts with 5 GB more RAM.
Samsung Galaxy S21 counts with more memory capacity to install applications and games or saving photos and videos than Xperia Z5 Premium, because although it has no external memory slot, it also counts with 128 GB internal storage. Samsung Galaxy S21 features a bit better camera than Xperia Z5 Premium, because although it has a back camera with lot less MP, and they both have a F1.8 aperture, the Samsung Galaxy S21 also counts with a lot larger back camera sensor taking lot higher quality videos and photographs and a lot better video resolution.
Samsung Galaxy S21 features a bit longer battery life than Xperia Z5 Premium, because it has 4000mAh of battery capacity.
The Galaxy S21 costs more than the Sony Xperia Z5 Premium, but it's still a great deal, as you can get a lot more features for that extra money.
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