27" 1080p Monitor — 81.6 PPI
At 27 inches, a 1080p display drops to ~82 PPI — noticeably less sharp than at 24 inches. Many users find text blurry at this pixel density and prefer 1440p (109 PPI) or 4K (163 PPI).
81.6
PPI
Standard DesktopAt 82 PPI, individual pixels are visible at typical desk distance. This density is common on large TVs and budget monitors — best suited for viewing from several feet away.
Other display configurations
91.8 PPI
24" 1080p Monitor
1920×1080 · 24″ · Standard Desktop
108.8 PPI
27" 1440p Monitor
2560×1440 · 27″ · Standard Desktop
163.2 PPI
27" 4K Monitor
3840×2160 · 27″ · High Density
217.6 PPI
27" 5K Monitor
5120×2880 · 27″ · High Density
91.8 PPI
32" 1440p Monitor
2560×1440 · 32″ · Standard Desktop
137.7 PPI
32" 4K Monitor
3840×2160 · 32″ · Standard Desktop
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)