Monitor size comparison

24" 16:9 vs 28" 16:18: Full Size Comparison

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

Display 124 in 16:9
Display 228 in 16:18
Align:
18.6"20.9"20.9"11.8"
24 in 16:9
28 in 16:18

Specifications

Metric24 in 16:928 in 16:18Diff
Width20.92"18.6"-11.1%
Height11.77"20.93"+77.9%
Area246.1 in²389.3 in²+58.2%
Diagonal24"28"+16.7%
Pixel Density122 ppi138 ppi+12.4%
16:9 content24"21.34"-11.1%
4:3 content19.61"23.25"+18.6%
2.35:1 content22.73"20.22"-11.1%

The 24" 16:9 is 20.92" (53.1 cm) wide and 11.77" (29.9 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 58.2% of usable area.

The 24" 16:9 measures 20.92" (53.1 cm) wide by 11.77" (29.9 cm) tall, with a total screen area of 246.1 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 24" 16:9 is 11.1% wider, the 28" 16:18 is 77.9% taller, and 28" 16:18 offers 58.2% 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 2560x1440, the 24" 16:9 achieves 122 PPI. The 28" 16:18 at 2560x2880 reaches 138 PPI. The 28" 16:18 has 12.4% higher pixel density, resulting in sharper text and images.

Frequently Asked Questions

What are the exact dimensions of a 24" 16:9 monitor?
A 24" 16:9 monitor measures 20.92" (53.1 cm) wide by 11.77" (29.9 cm) tall, with a screen area of 246.1 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: 24" 16:9 or 28" 16:18?
The 28" 16:18 is 58.2% larger in total screen area, though the 24" 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: 24" 16:9 or 28" 16:18?
The 28" 16:18 at 2560x2880 has 138 PPI, which is 12.4% higher than the 24" 16:9's 122 PPI.

Other 24-inch comparisons

Other 28-inch comparisons