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iPhone SE vs iPhone 16 Screen Comparison

Compare iPhone SE and iPhone 16 references to see how small-screen layouts differ from modern full-screen iPhone layouts.

Quick comparison

CSS viewport area

iPhone 16

iPhone 16 is about 34% larger

Physical pixels

iPhone 16

iPhone 16 is about 201% larger

Physical screen area

iPhone 16

iPhone 16 is about 50% 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 SE 3rd gen iPhone 16
CSS viewport375 × 667393 × 852
Physical resolution750 × 1,3341,179 × 2,556
DPR23
PPI326460
Diagonal4.7 inches6.1 inches
Estimated physical area9.4 in²14.2 in²

Testing note: Small phones remain important for accessibility and compatibility testing. Compare iPhone SE with iPhone 16 to check whether CTAs, menus, and forms still fit on shorter screens.

Frequently asked questions

Should I still test iPhone SE sizes?

Yes. Small viewports can reveal cramped layouts, hidden CTAs, and vertical spacing problems.

Why does iPhone SE matter if newer phones are larger?

Many users still have compact phones or use accessibility settings that reduce available space.

Which bugs appear on smaller phones?

Common issues include overlapped buttons, too-tall modals, hidden submit buttons, and unreadable forms.

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