Dell XPS 13 (QHD+) — 225.3 PPI
The Dell XPS 13 features a 13.4-inch QHD+ 16:10 InfinityEdge display at 2560 × 1600 pixels.
225.3
PPI
High DensityAt 225 PPI, this is a high-density laptop or tablet display. Individual pixels are essentially invisible at normal use distance — Apple classifies similar densities as Retina for laptops.
Compare with similar laptops
254.0 PPI
MacBook Pro 16"
3456×2234 · 16.2″ · Ultra High Density
253.9 PPI
MacBook Pro 14"
3024×1964 · 14.2″ · Ultra High Density
224.2 PPI
MacBook Air 15"
2880×1864 · 15.3″ · High Density
224.5 PPI
MacBook Air 13"
2560×1664 · 13.6″ · High Density
277.8 PPI
Dell XPS 16 (4K OLED)
3840×2400 · 16.3″ · Ultra High Density
260.2 PPI
Dell XPS 14 (3.2K OLED)
3200×2000 · 14.5″ · Ultra High Density
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.
—
PPI
—PPI = √(W² + H²) ÷ diagonal · Retina-class estimate ≥ 300 PPI (approximate; depends on viewing distance)