Aspect Ratio Calculator1600x900 at a glance
| Simplified ratio | 16:9 |
|---|---|
| Decimal (width ÷ height) | 1.7778:1 |
| Written as x:9 | 16:9 |
| Closest standard ratio | exactly 16:9 (YouTube, HD/4K video) |
| Megapixels | 1.44 MP (1,440,000 pixels) |
| Pixels compared with 1920 × 1080 | 0.69× |
| Orientation | Landscape |
| CSS | aspect-ratio: 16 / 9; |
| Padding-top trick | padding-top: 56.25%; |
What is 1600x900 used for?
A 16:9 resolution found on mid-range laptops and older 20-inch monitors. It is also a popular size for X (Twitter) images and blog graphics because it is sharp but light.
Platform formats that use exactly 1600 × 900: X (Twitter) post images (Landscape)
How the ratio is calculated
Divide both sides by their greatest common divisor (GCD). The GCD of 1600 and 900 is 100, so 1600 ÷ 100 = 16 and 900 ÷ 100 = 9, which gives 16:9. In CSS that is aspect-ratio: 16 / 9; with the older padding trick the height is 56.25% of the width.
Same-ratio sizes (16:9)
1600x900 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 |
|---|---|---|
| 400 × 225 | 25% | 0.09 |
| ≈ 533 × 300 | 33.3% | 0.16 |
| 800 × 450 | 50% | 0.36 |
| ≈ 1067 × 600 | 66.7% | 0.64 |
| 1200 × 675 | 75% | 0.81 |
| 1600 × 900 | 100% | 1.44 |
| ≈ 2133 × 1200 | 133.3% | 2.56 |
| 2400 × 1350 | 150% | 3.24 |
| 3200 × 1800 | 200% | 5.76 |
| 4800 × 2700 | 300% | 12.96 |
| 6400 × 3600 | 400% | 23.04 |
Other standard 16:9 resolutions
- 1280 × 720 HD (720p)
- 1920 × 1080 Full HD (1080p)
- 2560 × 1440 QHD (1440p)
- 3840 × 2160 4K UHD (2160p)
- 7680 × 4320 8K UHD (4320p)
- 1536 × 864 HD+ (1080p at 125%)
Nearby common sizes
- 1440 × 900 8:5 · WXGA+
- 1366 × 768 ≈ 16:9 · WXGA (HD)
- 1200 × 628 ≈ 1.91:1 · Link preview image
- 1024 × 768 4:3 · XGA
Frequently asked questions
What is the aspect ratio of 1600x900?
1600 × 900 has an aspect ratio of 16:9. The greatest common divisor of 1600 and 900 is 100; dividing both sides by it gives 16:9. As a decimal that is 1.7778:1.
How many megapixels is 1600x900?
1600 × 900 contains 1,440,000 pixels, or 1.44 megapixels. That is 0.69× the pixel count of 1920 × 1080 (Full HD).
Which sizes have the same aspect ratio as 1600x900?
Exact scaled versions include 400 × 225, 800 × 450, 1200 × 675, 2400 × 1350, 3200 × 1800, 4800 × 2700, and 6400 × 3600. Standard resolutions with the same 16:9 ratio are 1280 × 720, 1920 × 1080, 2560 × 1440, 3840 × 2160, 7680 × 4320, and 1536 × 864. Any size of the form 16n × 9n has exactly the same shape.
How do I resize an image to 1600x900 without distortion?
Crop it to 16:9 first, then scale it to 1600 × 900. For any width W the matching height is W × 9 ÷ 16. The calculator on this page does the arithmetic: type a new width in box 2 and it fills in the height.
Open the full aspect ratio calculator All common resolutions · All platform sizes