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iPhone 17 Air — 456.9 PPI

The ultra-thin iPhone 17 Air features a 6.6-inch OLED panel delivering crisp resolution in an ultra-slim chassis.

456.9
PPI
Retina-class

At 457 PPI, this is an exceptionally high pixel density. Well beyond the perceptual limit for most viewing scenarios. Common on flagship phones where manufacturers prioritize display specifications.

Resolution
1260 × 2740
Screen size
6.6″
Aspect ratio
0.46:1
Dot pitch
0.056 mm
Total pixels
3,452,400 px
Megapixels
3.45 MP
Retina estimate
Yes ✓
Min. view distance
7.5″ / 19.1 cm

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√(W²+H²) ÷ size — precise to 0.1 PPI
Unit:
in
Use the diagonal printed on the box or spec sheet.
PPI
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Retina estimate
Dot pitch
Total pixels
Aspect ratio
Megapixels
Min. view distance
PPI = √(W² + H²) ÷ diagonal · Retina-class estimate ≥ 300 PPI (approximate; depends on viewing distance)