Summary

In comparison to a 42 inch 16x9 TV a 34 inch 21x9 is...

35% smaller diagonally and 58% smaller by area as a 16x9 display.

35% smaller diagonally and 58% smaller by area as a 4x3 display.


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Screen Size Comparison

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Aspect
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Size    


34 inch 21x9 display vs 42 inch 16x9 display



StatsUse cm 34 inch 21x9 42 inch 16x9
Width31.25 inches36.61 inches
Height13.39 inches20.59 inches
Area418.55 inches²753.76 inches²
As a 4:3 Display22.32 inches34.32 inches
As a 16:9 Display27.32 inches42.00 inches
As a 2.35:1 Display33.96 inches39.78 inches
  
In Comparison 34 inch 21x9 42 inch 16x9
Actual Aspect Ratios19.05% smaller diagonal
44.47% smaller area
23.53% larger diagonal
80.09% larger area
As a 4:3 Display34.96% smaller diagonal
57.69% smaller area
53.74% larger diagonal
136.36% larger area
As a 16:9 Display34.96% smaller diagonal
57.69% smaller area
53.74% larger diagonal
136.36% larger area
As a 2.35:1 Display14.63% smaller diagonal
27.12% smaller area
17.14% larger diagonal
37.21% larger area
  
Share your Comparison34 inch 21x9 display vs 42 inch 16x9 display