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Global Score
11.6710.64
Basic Information
SamsungXiaomi
Android 11--
2021-01-292021-05-31
6.50 x 2.98 x 0.35 inches6.44 x 3.01 x 0.31 inches
8.04 ounces6.91 ounces
Phantom black and SilverCelestial Silver, Cosmic Black and Frosty White
Aluminum and Glass (Corning Gorilla Glass Victus)Glass (Corning Gorilla Glass 5)
Scratch-Resistant GlassScratch-Resistant Glass
$ 966.00--
Display / Screen
6.8 inches6.7 inches
3200 x 1440 pixels 2400 x 1080 pixels
Dynamic AMOLED AMOLED
516 pixels per inch393 pixels per inch
1500 cd/m2 brightness1300 cd/m2 brightness
No touch screenNo touch screen
9.89.1
Performance
Qualcomm Snapdragon 888 chipsetQualcomm Snapdragon 888 SM8350 chipset
Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processorKryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor
12 GB RAM8 GB RAM
Adreno 660 GPUAdreno 660 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 MP108.00 MP + 20.00 MP
f/1.80 aperturef/1.80 aperture
24.00mm focal length--
0.75 inches (1/1.33") sensor--
7680 x 4320 (24 fps) video resolution7680 x 4320 (30 fps) video resolution
1280 x 720 (960 fps) (HD) slow motion video3840 x 2160 (60 fps) (4K) slow motion video
13.7512.87
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 Battery4520mAh Battery
Non-Removable BatteryNon-Removable Battery
Wireless Charging--
4.964.72
Other Features
Bluetooth 5.1 Bluetooth 5.2
GPSGPS
NFCNFC
--Infra-red port
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 score of 11.67, which is a little bit better than the Xiaomi Mi 11i's global score of 10.64. The Galaxy S21 Ultra design is somewhat thicker and heavier than the Xiaomi Mi 11i. The Galaxy S21 Ultra counts with a slightly better display than Xiaomi Mi 11i, because it has a quite brighter display, a little bigger screen, a higher 1440 x 3200px resolution and a better display pixels density.

The Xiaomi Mi 11i features as much memory capacity for games and applications as the Galaxy S21 Ultra one, they have equal 128 GB internal storage. The Galaxy S21 Ultra features just a bit better performance than Xiaomi Mi 11i, and although they both have a Octa-Core processor, the Galaxy S21 Ultra also has 4 GB more RAM.

The Galaxy S21 Ultra counts with a bit longer battery performance than Xiaomi Mi 11i, because it has 5000mAh of battery capacity. Samsung Galaxy S21 Ultra counts with a little bit better camera than Xiaomi Mi 11i, although it has slower 24 fps video frame rate, they both have a camera with a 108 mega-pixels resolution, the same diafragm aperture and the same video definition.