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Global Score
Basic Information
Android 11Android 11, 10
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 SilverAurora black and Pastel white
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 brightness700 cd/m2 brightness
No touch screenNo touch screen
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
Adreno 660 GPUAdreno 650 GPU
128 GB internal memory128 GB internal memory
No SD card slotmicroSDXC (up to 1,95 TB) external memory slot
108.00 MP + 40.00 MP64.00 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 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), HSDPA and HSUPA
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 5.1, EDR
Fingerprint ID Scanner--
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor
FM Radio--

Comparison review

The Samsung Galaxy S21 Ultra has a score of 11.67, which is much better than Asus ZenFone 7's 9.97 score. These phones come with the same Android 11 OS (Operating System), so both should give the same operating system features. Although Samsung Galaxy S21 Ultra and the Asus ZenFone 7 were only released with a couple months difference, Samsung Galaxy S21 Ultra is a bit thinner and just a bit lighter.

The Samsung Galaxy S21 Ultra features a more vivid display than Asus ZenFone 7, because it has a greater count of pixels per screen inch, a little bit larger screen, a better resolution of 1440 x 3200px and much more brightness. Galaxy S21 Ultra counts with a little better hardware performance than Asus ZenFone 7, and although they both have 8 cores, the Galaxy S21 Ultra also has 6 GB more RAM.

Galaxy S21 Ultra features a superior camera than Asus ZenFone 7, because although it has slower 24 fps video frame rate, and they both have a F1.8 diafragm aperture and the same video quality, the Galaxy S21 Ultra also counts with a way bigger sensor taking more light and vivid colors and a way more mega-pixels camera in the back.

The Asus ZenFone 7 has much more memory for apps and games than Samsung Galaxy S21 Ultra, and although they both have exactly the same internal storage, the Asus ZenFone 7 also has a slot for external memory cards that supports a maximum of 1,95 TB. Asus ZenFone 7 has a battery lifetime that is very similar to the battery duration in Samsung Galaxy S21 Ultra.