Compare phones

Global Score
Basic Information
Android 11, 10Android 10
6.49 x 3.04 x 0.32 inches6.44 x 2.96 x 0.35 inches
7.34 ounces6.77 ounces
Mystic black, Mystic bronze and Mystic whiteBlack, Blue, Red and White
Glass (Corning Gorilla Glass Victus) and Stainless steel --
Scratch-Resistant Glass--
$ 1054.00--
Display / Screen
6.9 inches6.5 inches
3088 x 1440 pixels 1600 x 720 pixels
494 pixels per inch270 pixels per inch
No touch screenNo touch screen
Qualcomm Snapdragon 865+ SM8250-AB chipsetSamsung Exynos 850 chipset
Kryo 585, 64-bit, 7 nm (Octa-Core 3000 MHz) processorArm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor
Adreno 650 GPUMali-G76 GPU
128 GB internal memory32 GB internal memory
microSDXC (up to 1000 GB) external memory slotmicroSDXC (up to 512 GB) external memory slot
108.00 MP + 10.00 MP48.00 MP + 13.00 MP
f/1.80 aperturef/2.00 aperture
26.00mm focal length26.00mm focal length
0.75 inches (1/1.33") sensor0.5 inches (1/2") sensor
7680 x 4320 (24 fps) video resolution1920 x 1080 (30 fps) (Full HD) video resolution
1280 x 720 (960 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), HSDPA and HSUPA
Nano SIMNano SIM, Dual SIM
Battery Life
4500mAh Li - Polymer Battery5000mAh Li - Polymer Battery
Non-Removable BatteryNon-Removable Battery
Wireless Charging--
Other Features
Bluetooth 5.0 Bluetooth 5.0
Fingerprint ID ScannerFingerprint ID Scanner
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Gyroscope and Proximity Sensor
FM Radio--

Comparison review

Galaxy Note 20 Ultra has a general score of 11.76, which is way better than Galaxy A21s's 9.25 general score. Both phones we are comparing here come with Android OS (operating system), but Galaxy Note 20 Ultra has a newer 11 version while Galaxy A21s has Android 10 version, providing the user a couple additional features. Although the Galaxy Note 20 Ultra and Galaxy A21s were released only a couple months apart, Galaxy Note 20 Ultra's design is just a little bit thinner but also a little heavier than Galaxy A21s.

The Galaxy Note 20 Ultra counts with a little better performance than Galaxy A21s, and although they both have a Octa-Core processor, the Galaxy Note 20 Ultra also has more RAM. Samsung Galaxy Note 20 Ultra has a much more vibrant display than Galaxy A21s, because it has a way better 1440 x 3088 resolution, a lot higher pixel amount per screen inch and a little bigger display.

The Samsung Galaxy Note 20 Ultra features a lot bigger memory capacity to install games and applications than Galaxy A21s, because it has a SD memory slot that holds up to 1000 GB and more internal storage. Samsung Galaxy A21s has a much longer battery performance than Galaxy Note 20 Ultra, because it has a 5000mAh battery capacity.

The Samsung Galaxy Note 20 Ultra shoots much better pictures and videos than Samsung Galaxy A21s, because it has a way bigger back-facing camera sensor shooting way better quality videos and photographs, a much better video definition, a camera in the back with lot more mega pixels and a bigger aperture for better images and videos in low-light environments.