Portrait feed calculator
4:5 Aspect Ratio Calculator
Use this 4:5 calculator to create portrait feed images with more vertical space than a square post.
Ratio preview
Instagram portrait posts, Facebook feed ads, product images, travel posts, and mobile-friendly feed creatives.
Calculate 4:5 dimensions
Enter width or height. The matching dimension updates automatically to keep the 4:5 shape.
4:5 result
1,080 × 1,350
4:5 ratio
Common 4:5 sizes
| Use | Size | Note |
|---|---|---|
| Social portrait | 1080 × 1350 | Common Instagram portrait feed size. |
| Compact portrait | 800 × 1000 | Useful for lightweight previews. |
| High-res portrait | 1600 × 2000 | Good for sharper design exports. |
| Ad creative | 1200 × 1500 | Useful portrait ad design baseline. |
Best uses
How to use 4:5
Use 4:5 for portrait feed visibility
A 4:5 export gives more vertical space than a square while still fitting many feed placements. Use it for social portraits, product posts, and mobile-friendly ads that need attention without becoming a full-screen story.
Frequently asked questions
Is 1080 × 1350 a 4:5 ratio?
Yes. 1080 × 1350 simplifies to 4:5.
Is 4:5 better than square for Instagram?
Often yes for feed posts because it uses more vertical screen space while still fitting a standard feed placement.
Is 4:5 the same as 5:4?
No. 4:5 is portrait, while 5:4 is landscape.
Can I convert 9:16 to 4:5?
Yes, but you will usually crop top and bottom space. Keep key subjects near the center before converting from story format to portrait feed format.
More ratio calculators
Continue with another ratio
Use dedicated pages when you know the final placement or content shape.
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Related guides
Use these supporting guides to understand the tool result and next testing steps.
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