Compare phones

Global Score
Basic Information
Android 11Android 9.0 Pie
6.50 x 2.98 x 0.35 inches6.22 x 2.87 x 0.39 inches
8.04 ounces6.81 ounces
Phantom black and Silver16 777 216
Aluminum and Glass (Corning Gorilla Glass Victus)Aluminum and Glass (Corning Gorilla Glass 5)
Scratch-Resistant GlassScratch-Resistant Glass
$ 966.00$ 900.00
Display / Screen
6.8 inches6 inches
3200 x 1440 pixels 2880 x 1440 pixels
516 pixels per inch537 pixels per inch
1500 cd/m2 brightness550 cd/m2 brightness
No touch screenNo touch screen
Qualcomm Snapdragon 888 chipsetQualcomm Snapdragon 845 SDM845 chipset
Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processorKryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor
Adreno 660 GPUAdreno 630 GPU
128 GB internal memory64 GB internal memory
No SD card slotmicroSDXC (up to 512 GB) external memory slot
108.00 MP + 40.00 MP19.00 MP + 13.00 MP
f/1.80 aperturef/2.00 aperture
24.00mm focal length25.00mm 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 video1920 x 1080 (960 fps) (Full HD) slow motion video
Mobile HotspotMobile Hotspot
5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPALTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
Nano SIMNano SIM, Dual SIM
Battery Life
5000mAh Li - Polymer Battery3330mAh Li - Polymer Battery
Non-Removable BatteryNon-Removable Battery
Wireless ChargingWireless Charging
Other Features
Bluetooth 5.1 Bluetooth 5.0
Fingerprint ID ScannerFingerprint ID Scanner
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor
FM Radio--

Comparison review

The Galaxy S21 Ultra has a general score of 11.67, which is much better than Sony Xperia XZ3's score of 9.49. The Galaxy S21 Ultra body is a lot newer and thinner than the Sony Xperia XZ3's, although it's heavier. Both phones in this comparison come with Android OS, but the Galaxy S21 Ultra has the older 11 version while Sony Xperia XZ3 has Android 9.0 Pie version.

Galaxy S21 Ultra features a little sharper display than Sony Xperia XZ3, because although it has a little inferior pixel count in each inch of screen, it also counts with a bit bigger display, a little higher resolution of 1440 x 3200 and a lot brighter screen. The Xperia XZ3 counts with a greater storage to install applications and games than Galaxy S21 Ultra, because although it has 0 less internal memory capacity, it also counts with a slot for an external memory card that admits up to 512 GB.

Galaxy S21 Ultra counts with a bit better processing unit than Sony Xperia XZ3, and although they both have the same number of cores, the Galaxy S21 Ultra also has more RAM. Galaxy S21 Ultra captures greater photos and videos than Sony Xperia XZ3, because it has a back camera with a lot higher resolution, a larger aperture to capture better low-light photos and video, a way bigger back-facing camera sensor which provides a lot higher photo and video quality and a much better video quality.

The Samsung Galaxy S21 Ultra counts with a very superior battery life than Xperia XZ3, because it has a 50 percent larger battery capacity.

The Samsung Galaxy S21 Ultra costs a bit more than Xperia XZ3, but it's still a good choice, because you can get a much better phone for that extra money.