Aspect Ratio Calculator1500x500 at a glance
| Simplified ratio | 3:1 |
|---|---|
| Decimal (width ÷ height) | 3:1 |
| Written as x:9 | 27:9 |
| Closest standard ratio | 21:9 (Ultrawide monitor), 28.57% off |
| Megapixels | 0.75 MP (750,000 pixels) |
| Pixels compared with 1920 × 1080 | 0.36× |
| Orientation | Landscape |
| CSS | aspect-ratio: 3 / 1; |
| Padding-top trick | padding-top: 33.3333%; |
What is 1500x500 used for?
The recommended size of the X (Twitter) profile header, and a handy 3:1 shape for website banners, newsletter headers and event covers.
Platform formats that use exactly 1500 × 500: X (Twitter) headers (Header)
How the ratio is calculated
Divide both sides by their greatest common divisor (GCD). The GCD of 1500 and 500 is 500, so 1500 ÷ 500 = 3 and 500 ÷ 500 = 1, which gives 3:1. In CSS that is aspect-ratio: 3 / 1; with the older padding trick the height is 33.3333% of the width.
Same-ratio sizes (3:1)
1500x500 scaled down and up without changing its shape. Rows marked ≈ are rounded to whole pixels, so they are less than one pixel off.
| Size (px) | Scale | Megapixels |
|---|---|---|
| 375 × 125 | 25% | 0.05 |
| ≈ 500 × 167 | 33.3% | 0.08 |
| 750 × 250 | 50% | 0.19 |
| ≈ 1000 × 333 | 66.7% | 0.33 |
| 1125 × 375 | 75% | 0.42 |
| 1500 × 500 | 100% | 0.75 |
| ≈ 2000 × 667 | 133.3% | 1.33 |
| 2250 × 750 | 150% | 1.69 |
| 3000 × 1000 | 200% | 3 |
| 4500 × 1500 | 300% | 6.75 |
| 6000 × 2000 | 400% | 12 |
Nearby common sizes
- 1200 × 628 ≈ 1.91:1 · Link preview image
- 1280 × 720 16:9 · HD (720p)
- 1366 × 768 ≈ 16:9 · WXGA (HD)
- 1536 × 864 16:9 · HD+ (1080p at 125%)
Frequently asked questions
What is the aspect ratio of 1500x500?
1500 × 500 has an aspect ratio of 3:1. The greatest common divisor of 1500 and 500 is 500; dividing both sides by it gives 3:1. As a decimal that is 3:1, 28.57% away from the standard 21:9 ratio.
How many megapixels is 1500x500?
1500 × 500 contains 750,000 pixels, or 0.75 megapixels. That is 0.36× the pixel count of 1920 × 1080 (Full HD).
Which sizes have the same aspect ratio as 1500x500?
Exact scaled versions include 375 × 125, 750 × 250, 1125 × 375, 2250 × 750, 3000 × 1000, 4500 × 1500, and 6000 × 2000. Any size of the form 3n × 1n has exactly the same shape.
How do I resize an image to 1500x500 without distortion?
Crop it to 3:1 first, then scale it to 1500 × 500. For any width W the matching height is W × 1 ÷ 3. The calculator on this page does the arithmetic: type a new width in box 2 and it fills in the height.
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