Search


Compare phones

Global Score
11.6710.29
Basic Information
SamsungXiaomi
Android 11Android 10
2021-01-292020-05-08
6.50 x 2.98 x 0.35 inches6.64 x 3.04 x 0.41 inches
8.04 ounces7.83 ounces
Phantom black and SilverArmor gray, Lightning black and Star silver
Aluminum and Glass (Corning Gorilla Glass Victus)Aluminum and Aluminum
Scratch-Resistant Glass--
$ 966.00--
Display / Screen
6.8 inches6.7 inches
3200 x 1440 pixels 2400 x 1080 pixels
Dynamic AMOLED OLED
516 pixels per inch393 pixels per inch
1500 cd/m2 brightness--
No touch screenNo touch screen
9.88.1
Performance
Qualcomm Snapdragon 888 chipsetQualcomm Snapdragon 865 SM8250 chipset
Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processorKryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor
12 GB RAM8 GB RAM
Adreno 660 GPUAdreno 650 GPU
9.729.63
Storage
128 GB internal memory128 GB internal memory
No SD card slotNo SD card slot
10.110.1
Camera
108.00 MP + 40.00 MP64.00 MP + 20.00 MP
f/1.80 aperturef/1.80 aperture
24.00mm focal length26.00mm focal length
0.75 inches (1/1.33") sensor0.59 inches (1/1.7") sensor
7680 x 4320 (24 fps) video resolution3840 x 2160 (60 fps) (4K) video resolution
1280 x 720 (960 fps) (HD) slow motion video1920 x 1080 (240 fps) (Full HD) slow motion video
13.7512.43
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
Nano SIMNano SIM, Dual SIM
10.710.7
Battery Life
5000mAh Li - Polymer Battery4720mAh Li - Polymer Battery
Non-Removable BatteryNon-Removable Battery
Wireless Charging--
4.964.8
Other Features
Bluetooth 5.1 Bluetooth 5.0
GPSGPS
NFC--
Fingerprint ID ScannerFingerprint ID Scanner
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor
FM Radio--

Comparison review

Samsung Galaxy S21 Ultra is much better than Xiaomi Black Shark 3, having a general score of 11.67 against 10.29. Even though the Samsung Galaxy S21 Ultra and the Xiaomi Black Shark 3 were released with only 9 months difference, the Samsung Galaxy S21 Ultra construction is thinner but also a little heavier. Both of these devices use Android OS (Operating System), but Samsung Galaxy S21 Ultra has a newer 11 version and Xiaomi Black Shark 3 has Android 10 version, giving you lots of additional features.

The Galaxy S21 Ultra counts with a much sharper display than Xiaomi Black Shark 3, because it has a little larger screen, a higher pixel amount in each inch of screen and a higher 1440 x 3200px resolution. Xiaomi Black Shark 3's memory for games and applications is just as good as Samsung Galaxy S21 Ultra's one, they have equal 128 GB internal memory capacity.

The Samsung Galaxy S21 Ultra has a bit better CPU than Xiaomi Black Shark 3, and although they both have a Octa-Core processor, the Samsung Galaxy S21 Ultra also has a greater amount of RAM memory. The Samsung Galaxy S21 Ultra shoots better photos and videos than Xiaomi Black Shark 3, and although they both have the same diafragm aperture, the Samsung Galaxy S21 Ultra also has a way larger sensor, a much more megapixels back camera and a lot better 7680x4320 video resolution.

The Galaxy S21 Ultra has a little better battery life than Xiaomi Black Shark 3, because it has a 6 percent more battery capacity.