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Global Score
Basic Information
Android 11--
6.50 x 2.98 x 0.35 inches5.99 x 2.95 x 0.39 inches
8.04 ounces7.34 ounces
Phantom black and SilverGold and Gray
Aluminum and Glass (Corning Gorilla Glass Victus)--
Scratch-Resistant GlassScratch-Resistant Glass
$ 1200.00$ 850.00
Display / Screen
6.8 inches5.8 inches
3200 x 1440 pixels 2960 x 1440 pixels
516 pixels per inch568 pixels per inch
1500 cd/m2 brightness--
No touch screenNo touch screen
Qualcomm Snapdragon 888 chipsetQualcomm Snapdragon 835 MSM8998 chipset
Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processorKryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor
Adreno 660 GPUAdreno 540 GPU
128 GB internal memory64 GB internal memory
No SD card slotmicroSDXC (up to 256 GB) external memory slot
108.00 MP + 40.00 MP12.00 MP + 8.00 MP
f/1.80 aperturef/1.70 aperture
24.00mm focal length26.00mm focal length
0.75 inches (1/1.33") sensor0.39 inches (1/2.55") sensor
7680 x 4320 (24 fps) video resolution3840 x 2160 (30 fps) (4K) video resolution
1280 x 720 (960 fps) (HD) slow motion video1280 x 720 (240 fps) (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) and HSDPA
Nano SIMNano SIM
Battery Life
5000mAh Li - Polymer Battery4000mAh Li - Ion Battery
Non-Removable BatteryNon-Removable Battery
Wireless ChargingWireless Charging
Other Features
Bluetooth 5.1 Bluetooth 5.1, EDR
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

Samsung Galaxy S21 Ultra has a general score of 11.67, which is much better than the Galaxy S8 Active's score of 9.77. Samsung Galaxy S21 Ultra is a incredibly newer and somewhat thinner cellphone than the Galaxy S8 Active, but it is also just a little heavier. Galaxy S21 Ultra has a bit faster CPU than Samsung Galaxy S8 Active, and although they both have a Octa-Core processor, the Galaxy S21 Ultra also has a greater amount of RAM memory.

Galaxy S21 Ultra features a much better screen than Samsung Galaxy S8 Active, because although it has a just a little less pixels per screen inch, it also counts with a bigger display and a bit higher resolution of 1440 x 3200. The Galaxy S8 Active has just a bit bigger storage for applications, games, photos and videos than Galaxy S21 Ultra, because although it has less internal memory, it also counts with a SD card slot that holds a maximum of 256 GB.

The Samsung Galaxy S21 Ultra shoots way better videos and photos than Galaxy S8 Active, because although it has a smaller aperture which is not favorable for capturing photographs in low light situations, it also counts with a back facing camera with a way better resolution, a way larger camera sensor which provides a much better image and video quality and a lot higher video quality.

Samsung Galaxy S21 Ultra features just a bit better battery life than Galaxy S8 Active, because it has 5000mAh of battery capacity.

Galaxy S21 Ultra costs a lot more than Galaxy S8 Active, but you can get a better phone for that extra money.