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MacBook Air 13 vs 15 Inch Screen Comparison

Compare MacBook Air 13-inch and 15-inch display references for laptop layouts, browser viewport planning, and responsive QA.

Quick comparison

CSS viewport area

MacBook Air 15-inch

MacBook Air 15-inch is about 26% larger

Physical pixels

MacBook Air 15-inch

MacBook Air 15-inch is about 26% larger

Physical screen area

MacBook Air 15-inch

MacBook Air 15-inch is about 27% 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 MacBook Air 13-inch MacBook Air 15-inch
CSS viewport1,280 × 8321,440 × 932
Physical resolution2,560 × 1,6642,880 × 1,864
DPR22
PPI224224
Diagonal13.6 inches15.3 inches
Estimated physical area83.1 in²105.2 in²

Testing note: MacBook Air 13-inch and 15-inch displays are common laptop references. The 15-inch model offers more workspace, but real browser viewport depends on macOS scaling and window size.

Frequently asked questions

Does the 15-inch MacBook Air show more webpage content?

Usually it can, but the actual CSS viewport depends on browser window size and macOS scaling.

Should laptop viewports be tested separately from desktop monitors?

Yes. Laptop viewports are often smaller than external monitors and can reveal different layout issues.

Which MacBook Air size is better for design work?

The 15-inch model offers more workspace, while the 13-inch model is useful as a compact laptop baseline.

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