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Interactive tool by TechCompare
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Aspect Ratio Visualizer
Screen A
16:9 - Standard Widescreen (1080p, 1440p, 4K)
21:9-class - 3440×1440 Ultrawide (actual 43:18)
32:9 - Super Ultrawide (Dual 16:9)
16:10 - Productivity Laptop (MacBook)
3:2 - Surface / Tablet
4:3 - Classic CRT / iPad
1:1 - Square (Instagram)
9:16 - Vertical Phone (TikTok/Reels)
Screen B
16:9 - Standard Widescreen (1080p, 1440p, 4K)
21:9-class - 3440×1440 Ultrawide (actual 43:18)
32:9 - Super Ultrawide (Dual 16:9)
16:10 - Productivity Laptop (MacBook)
3:2 - Surface / Tablet
4:3 - Classic CRT / iPad
1:1 - Square (Instagram)
9:16 - Vertical Phone (TikTok/Reels)
Screen A: 16:9
Screen B: 21:9-class
Difference: 21:9-class is 34.4% wider than 16:9