Asus Zenfone 11 Ultra — 388.2 PPI
The Asus Zenfone 11 Ultra features a 6.78-inch 144Hz LTPO AMOLED display at 1080 × 2400 pixels with 388 PPI.
At 388 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.
How sharp is the Asus Zenfone 11 Ultra display?
The phone panel measures 388.2 PPI from its1,080 × 2,400 resolution across a 6.78″ diagonal.At a typical phone viewing distance of 10–14 inches (25–35 cm), individual pixels become indistinguishable beyond roughly 8.9″ / 22.5 cm — the 20/20 visual-acuity limit for this density. At 388.2 PPI, the panel is comfortably in Retina-class territory for its use case.
At 388 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.
Asus Zenfone 11 Ultra vs the phone lineup
Across the 71 phones in this database, the average pixel density is447.1 PPI. The Asus Zenfone 11 Ultra sits at 388.2 PPI —58.9 PPI below the category average, sharper than 7% of its peers.
For context outside the phone class: 388.2 PPI is about 1.8× the density of the 27" 5K Monitor reference display (217.6 PPI).
More Asus devices
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Calculate any screen's PPI
PPI Calculator
√(W² + H²) ÷ size | PPI ±0.1See the pixel density
—Higher PPI packs more pixels into the same physical area, producing smaller pixels and finer detail.