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Global Score
Basic Information
Android 11Android 11
6.50 x 2.98 x 0.35 inches6.50 x 3.04 x 0.38 inches
8.04 ounces8.11 ounces
Phantom black and SilverGalactic Black and Glacier Silver
Aluminum and Glass (Corning Gorilla Glass Victus)Aluminum and Glass (Corning Gorilla Glass 3)
Scratch-Resistant GlassScratch-Resistant Glass
$ 966.00--
Display / Screen
6.8 inches6.7 inches
3200 x 1440 pixels 2400 x 1080 pixels
516 pixels per inch393 pixels per inch
1500 cd/m2 brightness1000 cd/m2 brightness
No touch screenNo touch screen
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
Adreno 660 GPUAdreno 660 GPU
128 GB internal memory128 GB internal memory
No SD card slotmicroSDXC (up to 2 TB) external memory slot
108.00 MP + 40.00 MP64.00 MP
f/1.80 aperturef/1.80 aperture
24.00mm focal length27.00mm focal length
0.75 inches (1/1.33") sensor0.59 inches (1/1.7") sensor
7680 x 4320 (24 fps) video resolution7680 x 4320 (30 fps) video resolution
1280 x 720 (960 fps) (HD) slow motion video1280 x 720 (480 fps) (HD) slow motion video
Mobile HotspotMobile Hotspot
5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA
Nano SIMNano SIM, Dual SIM
Battery Life
5000mAh Li - Polymer Battery5000mAh Battery
Non-Removable BatteryNon-Removable Battery
Wireless Charging--
Other Features
Bluetooth 5.1 Bluetooth 5.2
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

The Galaxy S21 Ultra has an overall score of 11.67, which is better than Asus ZenFone 8 Flip's 10.16 global score. Although the Galaxy S21 Ultra and Asus ZenFone 8 Flip were only released 3 months apart, the Galaxy S21 Ultra is just a little bit thinner and just a little lighter. These devices include the same Android 11 OS (operating system), so they should provide the user the same operating system features.

The Galaxy S21 Ultra has a brighter display than Asus ZenFone 8 Flip, because it has more display brightness, a bit larger screen, a higher pixels density and a better resolution of 1440 x 3200. Asus ZenFone 8 Flip counts with a much greater storage capacity to install games and applications than Galaxy S21 Ultra, and although they both have exactly the same 128 GB internal memory capacity, the Asus ZenFone 8 Flip also has a SD card slot that admits up to 2 TB.

The Samsung Galaxy S21 Ultra has a little faster processor than Asus ZenFone 8 Flip, and although they both have a Octa-Core CPU, the Samsung Galaxy S21 Ultra also has a larger amount of RAM memory. Galaxy S21 Ultra takes better videos and photos than Asus ZenFone 8 Flip, because although it has worse 24 frames per second video frame rate, and they both have the same diafragm aperture and the same 7680x4320 video quality, the Galaxy S21 Ultra also counts with a way bigger back camera sensor taking way better quality videos and pictures and a much higher 108 megapixels resolution back camera.

The Galaxy S21 Ultra and the Asus ZenFone 8 Flip count with quite similar battery durations.