All Tools

Aspect Ratio Calculator

Calculate ratios, resize proportionally, find equivalent dimensions

Enter Dimensions

×
16:9
1.778 (landscape)

Common Aspect Ratios

1:1
1080×1080
Instagram, Profile
16:9
1920×1080
YouTube, HD Video
9:16
1080×1920
Stories, Reels, TikTok
4:3
1024×768
iPad, Classic Photo
3:2
1200×800
DSLR Photo
4:5
1080×1350
Instagram Portrait
2:3
1000×1500
Pinterest
1.91:1
1200×630
OG Image, Facebook
21:9
2560×1080
Ultrawide
3:1
1500×500
Twitter Header
8.1:1
728×90
Leaderboard Ad
5:7
1500×2100
Print (5×7)

Equivalent Dimensions at 16:9