Skip to content
ScreenMetricLab Check screen

Cookie settings

Manage your preferences

Essential features

Required for security, page delivery, and remembering this privacy choice.

Always on

Advertising

ScreenMetricLab does not currently serve ads. Advertising consent controls will be added before ads are enabled.

Not in use
Phone and foldable comparisons

Samsung Galaxy S24 vs S24 Ultra Screen Comparison

Compare Samsung Galaxy S24 and S24 Ultra viewport references for Android responsive design and QA testing.

At a glance

Measured screen and viewport differences

Values combine reference display records and calculated geometry. Rounded corners, cutouts, hinges, browser UI, and device modes can change the usable area.

CSS viewport reference

Samsung Galaxy S24
360 × 780 CSS px
Samsung Galaxy S24 Ultra
480 × 1067 CSS px

Physical resolution

Samsung Galaxy S24
1,080 × 2,340 px
Samsung Galaxy S24 Ultra
1,440 × 3,120 px

Diagonal

Samsung Galaxy S24
6.2 inches
Samsung Galaxy S24 Ultra
6.8 inches

Calculated panel size

Samsung Galaxy S24
5.6 × 2.6 inches
Samsung Galaxy S24 Ultra
6.2 × 2.8 inches

Calculated screen area

Samsung Galaxy S24
14.6 square inches
Samsung Galaxy S24 Ultra
17.6 square inches

Pixel density

Samsung Galaxy S24
416 PPI
Samsung Galaxy S24 Ultra
505 PPI

Aspect ratio

Samsung Galaxy S24
19.5:9
Samsung Galaxy S24 Ultra
19.5:9

Device pixel ratio

Samsung Galaxy S24
DPR 3
Samsung Galaxy S24 Ultra
DPR 3

Decision guide

Choose the screen that fits the task

Samsung Galaxy devices are important Android references. The S24 Ultra has a larger viewport and higher physical resolution than the standard S24, which can change screenshot review and layout behavior.

Choose Samsung Galaxy S24 when

  • Compare standard and flagship Samsung Android references.
  • Check Android Chrome viewport differences across device sizes.
Review Samsung Galaxy S24 data

Choose Samsung Galaxy S24 Ultra when

  • Check Android Chrome viewport differences across device sizes.
  • Debug mobile page density, sticky UI, and image sharpness issues.
Review Samsung Galaxy S24 Ultra data

Visual comparison

Compare screen shapes

Compare physical screen proportions and native pixel grids, or switch to CSS viewport references for responsive-layout work. Every drawing uses one shared scale so the relative size remains meaningful.

Left device
Right device

CSS viewport comparison

Compare two devices to see the relative area.

—

Samsung Galaxy S24

Android · DPR 3 · 416 PPI

—

Samsung Galaxy S24 Ultra

Android · DPR 3 · 505 PPI

Proportional comparison of Samsung Galaxy S24 and Samsung Galaxy S24 Ultra using physical screen dimensions, CSS viewport references, or native pixel grids.

Decision factors

What materially changes between these displays?

CSS viewport area

Samsung Galaxy S24
280,800 CSS pixels
Samsung Galaxy S24 Ultra
512,160 CSS pixels

Samsung Galaxy S24 Ultra provides about 82% more normalized viewport area in this reference pair.

Physical pixel count

Samsung Galaxy S24
2,527,200 pixels
Samsung Galaxy S24 Ultra
4,492,800 pixels

Physical pixels help explain screenshot and media detail; live layout still follows the browser viewport and scaling.

Physical display area

Samsung Galaxy S24
14.6 square inches
Samsung Galaxy S24 Ultra
17.6 square inches

Samsung Galaxy S24 Ultra is the larger calculated panel, excluding bezels, curvature, stands, hinges, and chassis.

Practical considerations

What should you verify before deciding?

  • Compare standard and flagship Samsung Android references.
  • Check Android Chrome viewport differences across device sizes.
  • Debug mobile page density, sticky UI, and image sharpness issues.

Methodology and sources

Calculation method and evidence

Physical dimensions are calculated from diagonal and aspect ratio. Named-product hardware claims use manufacturer specifications; CSS viewports remain practical browser references.

How the geometry is calculated

Width and height divide the diagonal using the stated aspect ratio. Screen area is width × height, and PPI divides the diagonal pixel count by the diagonal inches.

Reviewed under the ScreenMetricLab methodology and editorial policy. Reference values are not a substitute for checking the exact model, browser, scaling, and accessibility settings you will use.

Frequently asked questions

Questions about this comparison

Does Galaxy S24 Ultra have a larger viewport?

In this reference set, yes. It also has a higher physical resolution and larger diagonal size.

Should I test Samsung separately from Pixel?

Yes. Samsung devices are common and can have different viewport, scaling, and browser behavior.

Does the Ultra model require different design?

Usually not a separate design, but it should be checked for spacing, readability, and screenshot consistency.

Continue the cluster

Related phone and foldable comparisons

Follow a shared device, move to a neighbouring size, or use the supporting calculators to verify the next decision.

View the full cluster
Phone and foldable comparisons

Google Pixel 9 vs Pixel 9 Pro XL Screen Comparison

Compare Google Pixel 9 and Pixel 9 Pro XL viewport references for Android Chrome responsive testing.

Open comparison → Phone and foldable comparisons

Galaxy Z Fold6 Cover vs Inner Screen: Size and Layout

Compare Samsung Galaxy Z Fold6 cover and inner screen references for foldable responsive layout testing.

Open comparison → Phone and foldable comparisons

iPhone 15 Pro Max vs Samsung Galaxy S24 Ultra

Compare large iPhone and Android flagship viewport references for mobile layout testing.

Open comparison → Phone and foldable comparisons

iPhone 16 vs 16 Pro Screen Size and Viewport Compared

Compare iPhone 16 and iPhone 16 Pro viewport and resolution references for responsive testing and mobile design QA.

Open comparison → Phone and foldable comparisons

iPhone 16 Pro vs Pro Max Screen Size and Viewport

Compare iPhone 16 Pro and iPhone 16 Pro Max viewport sizes, physical resolution, and display shape for mobile testing.

Open comparison →
Browse phone viewport references → Check a live mobile viewport →