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iPhone 15 vs iPhone 15 Plus Screen Comparison

Compare iPhone 15 and iPhone 15 Plus viewport references for mobile layouts, screenshots, and responsive QA.

Quick comparison

CSS viewport area

iPhone 15 Plus

iPhone 15 Plus is about 20% larger

Physical pixels

iPhone 15 Plus

iPhone 15 Plus is about 20% larger

Physical screen area

iPhone 15 Plus

iPhone 15 Plus is about 21% larger

Visual comparison

Compare viewport shapes

Pick two records and compare CSS viewport or physical resolution shapes. The drawing is scaled for relative size, so it is useful for layout intuition before opening the detailed records.

Left device
Right device

CSS viewport comparison

Compare two devices to see the relative area.

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Device

Family · DPR · PPI

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Device

Family · DPR · PPI

Comparison details

Metric iPhone 15 / 15 Pro iPhone 15 Plus
CSS viewport393 × 852430 × 932
Physical resolution1,179 × 2,5561,290 × 2,796
DPR33
PPI460460
Diagonal6.1 inches6.7 inches
Estimated physical area14.2 in²17.1 in²

Testing note: The iPhone 15 Plus gives a larger mobile viewport reference than the standard iPhone 15. This comparison helps designers and QA testers understand fold position and visual density.

Frequently asked questions

Does iPhone 15 Plus show more webpage content?

Usually yes because it has a larger viewport reference, but browser UI and zoom settings can still affect the live viewport.

Is the DPR the same?

Both references can use similar DPR behavior, but size and resolution still differ.

Which one should I use for QA?

Use both a standard iPhone and a larger iPhone reference for important mobile flows.

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