Monitor size comparison

17" 16:9 vs 34" 21:9: Full Size Comparison

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

Display 117 in 16:9
Display 234 in 21:9
Align:
31.3"13.4"14.8"8.3"
17 in 16:9
34 in 21:9

Specifications

Metric17 in 16:934 in 21:9Diff
Width14.82"31.25"+110.9%
Height8.33"13.39"+60.7%
Area123.5 in²418.6 in²+238.9%
Diagonal17"34"+100%
Pixel Density130 ppi82 ppi-36.9%
16:9 content17"27.32"+60.7%
4:3 content13.89"22.32"+60.7%
2.35:1 content16.1"33.96"+110.9%

The 17" 16:9 is 14.82" (37.6 cm) wide and 8.33" (21.2 cm) tall, while the 34" 21:9 is 31.25" (79.4 cm) wide and 13.39" (34 cm) tall. That makes the 34" 21:9 the larger screen by 238.9% of usable area.

The 17" 16:9 measures 14.82" (37.6 cm) wide by 8.33" (21.2 cm) tall, with a total screen area of 123.5 square inches. The 34" 21:9 measures 31.25" (79.4 cm) wide by 13.39" (34 cm) tall, covering 418.6 square inches.

In direct comparison: the 34" 21:9 is 110.9% wider, the 34" 21:9 is 60.7% taller, and 34" 21:9 offers 238.9% 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 1920x1080, the 17" 16:9 achieves 130 PPI. The 34" 21:9 at 2560x1080 reaches 82 PPI. The 17" 16:9 has 36.9% higher pixel density, resulting in sharper text and images.

For 16:9 content (most videos and games), the 17" 16:9 provides an effective diagonal of 17", while the 34" 21:9 provides 27.3". This is crucial when comparing ultrawides to standard displays.

Frequently Asked Questions

What are the exact dimensions of a 17" 16:9 monitor?
A 17" 16:9 monitor measures 14.82" (37.6 cm) wide by 8.33" (21.2 cm) tall, with a screen area of 123.5 square inches.
What are the exact dimensions of a 34" 21:9 monitor?
A 34" 21:9 monitor measures 31.25" (79.4 cm) wide by 13.39" (34 cm) tall, with a screen area of 418.6 square inches.
Which is bigger: 17" 16:9 or 34" 21:9?
The 34" 21:9 is 238.9% larger in total screen area, though the 17" 16:9 may be taller depending on aspect ratio.
How much desk space do I need for a 34" 21:9?
A 34" 21:9 requires at least 31.25" of desk width. We recommend 37.25" to allow comfortable margins on each side.
Which has better pixel density: 17" 16:9 or 34" 21:9?
The 17" 16:9 at 1920x1080 has 130 PPI, which is 36.9% higher than the 34" 21:9's 82 PPI.
How does 16:9 content look on these displays?
On the 17" 16:9, 16:9 content appears at an effective 17" diagonal. On the 34" 21:9, it appears at 27.3". Ultrawides display 16:9 content with black bars on the sides.

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