Pixel 9 Pro Fold (Inner) — 373.8 PPI
The Pixel 9 Pro Fold main inner folding display features an 8.0-inch Super Actua LTPO OLED screen at 2076 × 2152 pixels with 373 PPI.
373.8
PPI
Retina-classAt 374 PPI, this exceeds the ~300 PPI threshold where individual pixels become imperceptible at hand-held distance. This is Retina-class density — sharp enough that increasing PPI further yields diminishing visible returns.
Compare with similar phones
457.6 PPI
iPhone 17 Pro Max
1320×2868 · 6.9″ · Retina-class
458.1 PPI
iPhone 17 Pro
1206×2622 · 6.3″ · Retina-class
461.4 PPI
iPhone 17
1179×2556 · 6.1″ · Retina-class
456.9 PPI
iPhone 17 Air
1260×2740 · 6.6″ · Retina-class
457.6 PPI
iPhone 16 Pro Max
1320×2868 · 6.9″ · Retina-class
458.1 PPI
iPhone 16 Pro
1206×2622 · 6.3″ · Retina-class
Calculate any screen's PPI
PPI Calculator
√(W²+H²) ÷ size — precise to 0.1 PPIUnit:
in
Use the diagonal printed on the box or spec sheet.
in wide
For when you measured the viewable width with a ruler.
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PPI
—PPI = √(W² + H²) ÷ diagonal · Retina-class estimate ≥ 300 PPI (approximate; depends on viewing distance)