Side-by-Side Display Comparison

iPhone 16 Pro Max vs Galaxy S25 Ultra

Compare screen pixel density, physical dimensions, viewable screen area, resolution, and dot pitch between iPhone 16 Pro Max and Galaxy S25 Ultra.

Display Sharpness & Size Summary

Galaxy S25 Ultra has higher pixel density (+40.4 PPI)

Sharpness WinnerGalaxy S25 Ultra+40.4 PPI (8.8% sharper)

Display Size WinnerTie (Equal Area)18.1 sq in each

Pixel Density Ratio1.09×Galaxy S25 Ultra has 1.1× the pixel density of iPhone 16 Pro Max.

Galaxy S25 Ultra features a pixel density of 498.0 PPI compared to 457.6 PPI on the iPhone 16 Pro Max. That is an absolute difference of 40.4 PPI. Galaxy S25 Ultra is 8.8% higher pixel density than iPhone 16 Pro Max.

Scale Lab · Physical Dimension Intelligence

Proportional Screen Dimensions

Equal Screen Area

Both screen silhouettes below are drawn strictly to scale relative to each other based on true physical width and height.

iPhone 16 Pro Max

Dimensions2.88″ × 6.27″(7.3 × 15.9 cm)

Viewable Area18.1 sq in(116.7 cm²)

Aspect Ratio0.46:11320 × 2868 px

Galaxy S25 Ultra

Dimensions2.89″ × 6.26″(7.3 × 15.9 cm)

Viewable Area18.1 sq in(116.9 cm²)

Aspect Ratio6:131440 × 3120 px

Specification	iPhone 16 Pro Max	Galaxy S25 Ultra
Pixel Density (PPI) Higher density = finer detail	457.6 PPI	498.0 PPIHigher PPI
Viewable Screen Area Total surface area (width × height)	18.1 sq in(116.7 cm²)	18.1 sq in(116.9 cm²)
Resolution	1320 × 2868 px	1440 × 3120 px
Total Pixels Rendered pixel count	3,785,760 px(3.79 MP)	4,492,800 px(4.49 MP)More Pixels
Screen Diagonal	6.9″	6.9″
Aspect Ratio	0.46:1	6:13
Dot Pitch Pixel spacing (smaller = tighter)	0.056 mm	0.051 mmFiner Pitch
Physical Width × Height	2.88″ × 6.27″ (7.3 × 15.9 cm)	2.89″ × 6.26″ (7.3 × 15.9 cm)
20/20 Acuity Distance Where individual pixels disappear	7.5″ / 19.1 cm	6.9″ / 17.5 cm

Display Analysis: Does Higher PPI Mean Better?

While a higher pixel density (PPI) means each individual pixel is physically smaller and harder to distinguish with the naked eye, higher PPI is not the only metric of display quality:

Viewing Distance Context: On a smartphone held 10 inches from your face, densities above ~350 PPI reach the human eye's resolving limit. On a laptop at 20 inches, ~220 PPI delivers equivalent visual clarity.
Panel Technology: Contrast ratio, peak brightness, color gamut coverage (such as DCI-P3 or Adobe RGB), and refresh rate (120Hz/240Hz) heavily influence image fidelity alongside PPI.
GPU & Battery Consumption: Denser displays require greater GPU rendering horsepower and battery power to push millions of extra subpixels.

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iPhone 16 Pro Max vs Galaxy S25 Ultra

Display Sharpness & Size Summary

Proportional Screen Dimensions

Display Analysis: Does Higher PPI Mean Better?

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