27" 4K Monitor — 163.2 PPI
A 27-inch 4K (3840 × 2160) monitor delivers ~163 PPI — razor-sharp text and clarity. Most users pair this density with 150% UI scaling for optimal readability and workspace.
At 163 PPI, this display offers good sharpness for desktop use. Text is crisp at normal viewing distance. Many 27″ 4K and ultrawide monitors fall in this range.
Other display configurations
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
215.7 PPI
32" 6K Monitor
6016×3384 · 32″ · High Density
109.7 PPI
34" Ultrawide 1440p
3440×1440 · 34″ · Standard Desktop
163.4 PPI
34" 5K2K Ultrawide Monitor
5120×2160 · 34″ · High Density
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.
Frequently Asked Questions
What is the PPI of the 27" 4K Monitor?
The 27" 4K Monitor (3840 × 2160 resolution on a 27″ screen) has an exact pixel density of 163.2 PPI with a 0.156 mm dot pitch.
What is the recommended viewing distance for the 27" 4K Monitor?
Based on standard 20/20 visual acuity, the recommended minimum viewing distance for the 27" 4K Monitor is 21.1″ / 53.5 cm. At this distance or farther, individual pixels cannot be discerned.
Is the 27" 4K Monitor considered a Retina display?
No. At 163.2 PPI, the 27" 4K Monitor does not meet desktop Retina standards (~218 PPI), although it remains comfortable at recommended viewing distances.