Monitor size comparison

27" 16:9 vs 28" 16:18: Full Size Comparison

Compare exact dimensions, pixel density, content size, and desk fit for these two displays.

Display 127 in 16:9
Display 228 in 16:18
Align:
18.6"20.9"23.5"13.2"
27 in 16:9
28 in 16:18

Specifications

Metric27 in 16:928 in 16:18Diff
Width23.53"18.6"-21%
Height13.24"20.93"+58.1%
Area311.5 in²389.3 in²+25%
Diagonal27"28"+3.7%
Pixel Density163 ppi138 ppi-15.7%
16:9 content27"21.34"-21%
4:3 content22.06"23.25"+5.4%
2.35:1 content25.57"20.22"-21%

The 27" 16:9 is 23.53" (59.8 cm) wide and 13.24" (33.6 cm) tall, while the 28" 16:18 is 18.6" (47.2 cm) wide and 20.93" (53.2 cm) tall. That makes the 28" 16:18 the larger screen by 25% of usable area.

The 27" 16:9 measures 23.53" (59.8 cm) wide by 13.24" (33.6 cm) tall, with a total screen area of 311.5 square inches. The 28" 16:18 measures 18.6" (47.2 cm) wide by 20.93" (53.2 cm) tall, covering 389.3 square inches.

In direct comparison: the 27" 16:9 is 21% wider, the 28" 16:18 is 58.1% taller, and 28" 16:18 offers 25% more screen area. The width delta is the main desk-fit number, while the height delta shows how much vertical space changes for documents, timelines, and video.

At 3840x2160, the 27" 16:9 achieves 163 PPI. The 28" 16:18 at 2560x2880 reaches 138 PPI. The 27" 16:9 has 15.7% higher pixel density, resulting in sharper text and images.

Frequently Asked Questions

What are the exact dimensions of a 27" 16:9 monitor?
A 27" 16:9 monitor measures 23.53" (59.8 cm) wide by 13.24" (33.6 cm) tall, with a screen area of 311.5 square inches.
What are the exact dimensions of a 28" 16:18 monitor?
A 28" 16:18 monitor measures 18.6" (47.2 cm) wide by 20.93" (53.2 cm) tall, with a screen area of 389.3 square inches.
Which is bigger: 27" 16:9 or 28" 16:18?
The 28" 16:18 is 25% larger in total screen area, though the 27" 16:9 may be taller depending on aspect ratio.
How much desk space do I need for a 28" 16:18?
A 28" 16:18 requires at least 18.6" of desk width. We recommend 24.6" to allow comfortable margins on each side.
Which has better pixel density: 27" 16:9 or 28" 16:18?
The 27" 16:9 at 3840x2160 has 163 PPI, which is 15.7% higher than the 28" 16:18's 138 PPI.

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