Monitor size comparison

38" 21:9 vs 70" 16:9: Full Size Comparison

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

Display 138 in 21:9
Display 270 in 16:9
Align:
61"34.3"34.9"15"
38 in 21:9
70 in 16:9

Specifications

Metric38 in 21:970 in 16:9Diff
Width34.93"61.01"+74.7%
Height14.97"34.32"+129.3%
Area522.8 in²2093.8 in²+300.5%
Diagonal38"70"+84.2%
Pixel Density109 ppi63 ppi-42.5%
16:9 content30.53"70"+129.3%
4:3 content24.95"57.2"+129.3%
2.35:1 content37.96"66.3"+74.7%

The 38" 21:9 is 34.93" (88.7 cm) wide and 14.97" (38 cm) tall, while the 70" 16:9 is 61.01" (155 cm) wide and 34.32" (87.2 cm) tall. That makes the 70" 16:9 the larger screen by 300.5% of usable area.

The 38" 21:9 measures 34.93" (88.7 cm) wide by 14.97" (38 cm) tall, with a total screen area of 522.8 square inches. The 70" 16:9 measures 61.01" (155 cm) wide by 34.32" (87.2 cm) tall, covering 2093.8 square inches.

In direct comparison: the 70" 16:9 is 74.7% wider, the 70" 16:9 is 129.3% taller, and 70" 16:9 offers 300.5% 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 3840x1600, the 38" 21:9 achieves 109 PPI. The 70" 16:9 at 3840x2160 reaches 63 PPI. The 38" 21:9 has 42.5% higher pixel density, resulting in sharper text and images.

For 16:9 content (most videos and games), the 38" 21:9 provides an effective diagonal of 30.5", while the 70" 16:9 provides 70". This is crucial when comparing ultrawides to standard displays.

Frequently Asked Questions

What are the exact dimensions of a 38" 21:9 monitor?
A 38" 21:9 monitor measures 34.93" (88.7 cm) wide by 14.97" (38 cm) tall, with a screen area of 522.8 square inches.
What are the exact dimensions of a 70" 16:9 monitor?
A 70" 16:9 monitor measures 61.01" (155 cm) wide by 34.32" (87.2 cm) tall, with a screen area of 2093.8 square inches.
Which is bigger: 38" 21:9 or 70" 16:9?
The 70" 16:9 is 300.5% larger in total screen area, though the 38" 21:9 may be taller depending on aspect ratio.
How much desk space do I need for a 70" 16:9?
A 70" 16:9 requires at least 61.01" of desk width. We recommend 67.01" to allow comfortable margins on each side.
Which has better pixel density: 38" 21:9 or 70" 16:9?
The 38" 21:9 at 3840x1600 has 109 PPI, which is 42.5% higher than the 70" 16:9's 63 PPI.
How does 16:9 content look on these displays?
On the 38" 21:9, 16:9 content appears at an effective 30.5" diagonal. On the 70" 16:9, it appears at 70". Ultrawides display 16:9 content with black bars on the sides.

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