Compare phones
| Global Score | |
| 79.8 | 91.8 |
| Basic Information | |
| Sony | Samsung |
| Android 5.1 | Android 11 |
| 2015-09-02 | 2021-01-29 |
| 6.08 x 2.99 x 0.31 inches | 5.97 x 2.80 x 0.31 inches |
| 6.35 ounces | 6.03 ounces |
| Black, Gold and Gray | Gray, Phantom pink, Violet and White |
| Glass and Metal | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 545.00 | $ 722.00 |
| Display / Screen | |
| 5.5 inches | 6.2 inches |
| 2160 x 3840 pixels (4K) | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 801 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 10.6 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB (1600 MHz) RAM | 8 GB RAM |
| Adreno 430 (450 MHz) GPU | Adreno 660 GPU |
| 9.36 | 9.63 |
| 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 | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 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 | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (60 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.56 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 7.1 | 10.7 |
| Battery Life | |
| 3430mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 630 hours standby time 15.2 hours talk time | -- |
| 5.44 | 5.92 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy S21 is much better than Sony Xperia Z5 Premium, getting a general score of 91.8 against 79.8. Both of these devices work with Android OS (Operating System), but the Galaxy S21 has 11 version while Sony Xperia Z5 Premium has Android 5.1. Galaxy S21's design has the same thickness than the Sony Xperia Z5 Premium, but it's just a little bit lighter.
Xperia Z5 Premium features a much better display than Galaxy S21, because although it has a little smaller display, it also counts with a lot better 3840 x 2160 resolution and a way higher pixels amount per inch of display. Samsung Galaxy S21 has a little bit better performance than Xperia Z5 Premium, because although it has doesn't have an additional graphics co-processor, and they both have a Octa-Core processing unit, the Samsung Galaxy S21 also counts with 5 GB more RAM.
The Galaxy S21 counts with more memory capacity for games and applications than Sony Xperia Z5 Premium, because although it has no external memory card slot, it also counts with 128 GB internal storage capacity. Samsung Galaxy S21 has just a bit better camera than Xperia Z5 Premium, because although it has a much worse 12 megapixels resolution camera in the back, and they both have a same size aperture, the Samsung Galaxy S21 also counts with a way larger camera sensor taking more light and vivid colors and a much better 7680x4320 video resolution.
The Samsung Galaxy S21 has just a little better battery life than Xperia Z5 Premium, because it has 4000mAh of battery capacity.
Galaxy S21 costs more money than the Xperia Z5 Premium, but it's still a good choice, because you can get a lot more features for that extra money.
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