5 Key Differences Between Samsung Galaxy S21 Ultra vs S20 Ultra

Samsung’s new flagship smartphones, the Galaxy S21, Galaxy S21 Plus, and Galaxy S21 Ultra are here. The S21 Ultra is the top-end flagship model in the new smartphone series. Here are 5 major differences between the S21 Ultra vs S20 ultra.

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Design and display

The all new Samsung Galaxy S21 Ultra is available in 75.6×165.1×8.9mm, The display is a 6.8-inch Edge QHD+ Dynamic AMOLED 2x Infinity-O display with 515ppi, HDR 10+ certification, and adaptive 120Hz refresh rate. It is also protected by Corning Gorilla Glass Victus.

Samsung Galaxy S21 Ultra: Everything you need to know

The Galaxy S20 Ultra was 166.9 x 76.0 x 8.8mm with a slightly larger 6.9-inch Dynamic AMOLED 2x Infinity-O display. It also offered up to a 120Hz refresh rate and HDR 10+ certification. The display was protected by Corning Gorilla Glass 6.


The new Ultra comes with a quad-camera setup which consists of a 108-megapixel sensor, a 12-megapixel, and dual 10-megapixel sensors. On the front, it sports a 40-megapixel selfie camera.

The new Ultra can shoot 4K videos at 60fps across all lenses including the front. It also has a 12-bit RAW file option and 100X Super Zoom.

Samsung Galaxy S21 Ultra arrives as the first Galaxy S Phone with S Pen

The older Ultra features the same 108-megapixel camera alongside a 48-megapixel telephoto sensor, a 12-megapixel ultra-wide sensor, and a ToF VGA camera. On the front, it also sported a 40-megapixel selfie camera.


The new Ultra is powered by a new 5nm 64-bit octa-core processor (Exynos 2100). The phone runs on 12GB RAM (LPDDR5) with 128GB / 256GB internal storage and 16GB RAM (LPDDR5) with 512GB internal storage options. It gets its juice from a 5,000mAh battery.

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The S20 Ultra was powered by a 7nm octa-core Exynos 990 processor (Qualcomm Snapdragon 865 in select markets) with up to 16GB RAM and up to 512GB built-in storage. It also came with a microSD card slot to support expandable storage up to 1TB which the new ultra doesn’t. It also had a 5,000mAh battery that powered the phone.

S Pen

Samsung’s new top-end model Galaxy S21 Ultra comes with support for S Pen, the older model did not.

Galaxy S21 Ultra works with Samsung S Pen, Pro stylus: Price, features and  limitations - CNET

“From drawing to note-taking to editing photos and signing documents, now you can unlock the power of the S Pen on the Galaxy S21 Ultra. Use an existing S Pen from a Galaxy Note or Galaxy Tab or purchase an S Pen separately on its own or with a compatible case,” Samsung said in a statement.


The Samsung Galaxy S21 Ultra is among the first phone from the Korean manufacturer to offer Wi-Fi 6E technology.

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Nigel Jr.
As a tech enthusiast and expert, Nigel Jr. is dedicated to providing in-depth and insightful content on all things technology. With a background in online journalism, product reviewing, and tech creation, Nigel has become a trusted source for all things tech.

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