Resize image to Dev.to article thumbnail

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Resize to 1280 × 720 px in one step. That is a landscape (wide) 16:9 shape with 921,600 pixels in all, which counts as a medium-sized image next to a modern camera photo.

This is a standard screen resolution (HD (720p)), so the image fills a display of that size exactly with no scaling.

Output size	1280 × 720 px
Aspect ratio	16:9 (landscape)
Standard name	HD (720p)
Total pixels	921,600 (0.92 MP)
Prints at 300 DPI	4.3 × 2.4 in (10.8 × 6.1 cm)

Fitting a photo into 1280 × 720 px

Resizing to a fixed width and height only gives a clean result when the photo has the same shape as the target. A shape mismatch has two outcomes: the picture is stretched, or part of it is cropped. Crop first, then resize, so you decide what is cut. This is how much of each common photo would be lost to fill 16:9:

Starting photo	Cropped away to fill the shape
Phone photo (4000 × 3000, 4:3)	About 25% of the image
DSLR photo (6000 × 4000, 3:2)	About 16% of the image
Video frame (1920 × 1080, 16:9)	Nothing: same shape
Portrait phone photo (3000 × 4000, 3:4)	About 58% of the image

Size, quality and file weight

921,600 pixels saved as a JPG at web quality typically weigh about 90 KB to 270 KB, depending on how much detail the picture contains. Flat graphics and screenshots saved as PNG compress very well when colors are simple, and poorly when they contain photographic gradients.

For photos, JPG or WebP are good choices; for logos, text or transparency, PNG keeps edges clean.

How large can it be printed?

These figures follow from the pixel count: print size = pixels ÷ DPI. Going above the 300 DPI row gives no visible benefit; going below it looks softer.

Quality	DPI	Print size
Screen-resolution draft	72	17.8 × 10 in (45.2 × 25.4 cm)
Acceptable for posters	150	8.5 × 4.8 in (21.7 × 12.2 cm)
Photo quality	300	4.3 × 2.4 in (10.8 × 6.1 cm)

How to resize an image to Dev.to article thumbnail

Add your image. Select a photo or drag it onto the box above. JPG, PNG, WebP, AVIF, HEIC and BMP files are accepted, and the file stays on your device.
Crop to 16:9 (recommended). The output is 1280 × 720 px, a 16:9 shape. Cropping to that shape first with the built-in Crop tool decides what stays in frame and avoids distortion.
Confirm the size and format. The preset fills in 1280 × 720 px. Choose JPG for photos or PNG for graphics with sharp edges or transparency.
Download the resized image. Click resize and save the file. The result uses Lanczos-3 resampling, which keeps edges clean when scaling down.

Related presets

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Nearby sizes in this category

More 16:9 presets

More in this category: Web, App & Design Image Sizes. For several photos at once, use the bulk image resizer.

Frequently asked questions

How do I resize an image to Dev.to article thumbnail without stretching it?▼

Crop the photo to 16:9 first (the built-in Crop tool does this), then apply the preset. If you skip the crop and your photo has a different shape, the result is either stretched or cut off. For example, a 4:3 phone photo needs about 25% of its area cropped to become 16:9.

What aspect ratio is 1280 × 720?▼

16:9, landscape. It has 0.92 megapixels and is also known as HD (720p). The width is 1.78 times the height.

How big will a 1280 × 720 file be?▼

As a JPG at web quality, usually between 90 KB and 270 KB; photographic PNGs are several times larger. To fit a specific limit, use one of the file-size presets after resizing, or set a target size in the editor.

What if my photo is smaller than 1280 × 720?▼

The tool will enlarge it, but enlarging cannot add detail, so the result looks soft. Starting from a photo at least as large as 1280 × 720 gives a much sharper result.

Which format should I use for 1280 × 720?▼

JPG or WebP for photographs; PNG for graphics, screenshots and anything with transparency. AVIF can be smaller still, but it encodes more slowly and some older apps cannot open it.

How large can I print a 1280 × 720 px image?▼

About 4.3 × 2.4 in (10.8 × 6.1 cm) at 300 DPI (photo quality) and 8.5 × 4.8 in (21.7 × 12.2 cm) at 150 DPI (acceptable for posters viewed from a distance).

Is my image uploaded anywhere?▼

No. ResizeAny decodes, resizes and re-encodes your picture inside your browser tab, so a photo you prepare for a 1280 × 720 px image never leaves your device. You can confirm this in your browser's developer tools: the Network tab shows no upload request while you work.

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