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Global Score
11.679.29
Basic Information
SamsungSony
Android 11Android 5.1
2021-01-292015-09-02
6.50 x 2.98 x 0.35 inches5.75 x 2.83 x 0.29 inches
8.04 ounces5.43 ounces
Phantom black and SilverBlack, Gold, Green and White
Aluminum and Glass (Corning Gorilla Glass Victus)Glass and Metal
Scratch-Resistant GlassScratch-Resistant Glass
$ 966.00$ 409.00
Display / Screen
6.8 inches5.2 inches
3200 x 1440 pixels 1080 x 1920 pixels (Full HD)
Dynamic AMOLED IPS LCD
516 pixels per inch424 pixels per inch
1500 cd/m2 brightness--
No touch screenCapacitive, Multi-touch
9.89.1
Performance
Qualcomm Snapdragon 888 chipsetQualcomm Snapdragon 810 MSM8994 chipset
Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processorARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor
12 GB RAM3 GB (1600 MHz) RAM
Adreno 660 GPUAdreno 430 (450 MHz) GPU
9.729.36
Storage
128 GB internal memory32 GB internal memory
No SD card slotmicroSD, microSDHC, microSDXC (up to 200 GB) external memory slot
10.18.56
Camera
108.00 MP + 40.00 MP23.00 MP + 5.00 MP
f/1.80 aperturef/1.80 aperture
24.00mm focal length24.00mm focal length
0.75 inches (1/1.33") sensor0.43 inches (1/2.3") sensor
7680 x 4320 (24 fps) video resolution3840 x 2160 (30 fps) (4K) video resolution
1280 x 720 (960 fps) (HD) slow motion video1280 x 720 (60 fps) (HD) slow motion video
13.7510.56
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPALTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM
Nano SIMNano SIM, Dual SIM
10.77.1
Battery Life
5000mAh Li - Polymer Battery2900mAh Li-Ion Battery
Non-Removable BatteryNon-Removable Battery
Wireless Charging--
--520 hours standby time
13.2 hours talk time
4.964.4
Other Features
Bluetooth 5.1 Bluetooth 4.1
GPSGPS
NFCNFC
Fingerprint ID Scanner--
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor
FM Radio--

Comparison review

Galaxy S21 Ultra is much better than the Sony Xperia Z5, having a general score of 11.67 against 9.29. Both of these phones include Android OS (operating system), but the Galaxy S21 Ultra has newer 11 version and Sony Xperia Z5 has Android 5.1 version, so it gives you a couple nice extra features and increased performance. Although the Galaxy S21 Ultra is a lot newer than Sony Xperia Z5, it is much heavier and thicker.

The Samsung Galaxy S21 Ultra counts with a little bit better processing power than Sony Xperia Z5, because although it has doesn't have an extra graphics processor, and they both have 8 CPU cores, the Samsung Galaxy S21 Ultra also counts with 9 GB more RAM memory. The Samsung Galaxy S21 Ultra has a little sharper screen than Xperia Z5, because it has a lot higher resolution of 1440 x 3200 pixels, a really bigger display and a just a bit higher screen pixel density.

The Galaxy S21 Ultra counts with a lot better camera than Xperia Z5, and although they both have a same size camera aperture, the Galaxy S21 Ultra also has a lot bigger camera sensor which gives a lot higher image and video quality, a lot better video definition and a much more mega-pixels back-facing camera.

Galaxy S21 Ultra has a bigger storage for games and applications than Xperia Z5, because although it has no slot for SD memory cards, it also counts with 128 GB internal memory. Galaxy S21 Ultra features greater battery life than Sony Xperia Z5, because it has 5000mAh of battery capacity against 2900mAh.

The Galaxy S21 Ultra is way more expensive than Xperia Z5, but it's still a great choice, as you can get a lot more for that extra money.