Resize Image for Tumblr

Tumblr shows images up to 1280 pixels wide and has its own header and avatar sizes. Pick the size you need and resize in one step. Everything runs in your browser — nothing is uploaded. Need a smaller file instead? Compress or convert.

or drop images here — or press Ctrl + V to paste

JPG · PNG · WebP · GIF · BMP — no size limit, no sign-up

Width (px)

Height (px)

Unit

DPI

Keep aspect ratio (set one, the other follows)

Scale 50%

Aspect ratio

Width in pixels (optional)

Fit whole image inside instead of cropping to fill (result may be smaller than the preset)

Output format

Output quality 90

Position & zoom

Zoom 100%

Drag the preview to choose which part of the image is kept. The same framing is used for every image in the batch.

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resized

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new size

Added 0 files

Getting the Tumblr image right

This page opens on a tall 1280×1920 image post. Use the table for photosets, inline images, the header and your avatar.

📏

1280 px wide max

Wider images are scaled down.

🖼

Photosets

Square tiles look tidy together.

👤

Avatar and header

Blog identity images.

🔒

Private

Resized in your browser, never uploaded.

💾

About 380 KB–770 KB as JPG

A typical photo at 1280×1920 saves to roughly 380 KB–770 KB at good quality — well within the upload limit.

✂

You choose the crop

Filling 1280×1920 from a 3:4 phone photo trims about 11% of it. Drag the preview to choose what stays, or tick the fit option to keep everything.

Tumblr sizes at a glance

Size	1280×1920 pixels (2.46 MP)
Aspect ratio	2:3 (tall)
Posts	Up to 1280 px wide
Photoset	1280×1280
Header	3000×1055
Avatar	128×128

Resize for Tumblr in 3 steps

Add your image — drag it onto the box above, or tap to choose it. Several at once is fine.
The tall post size is set. For other images, use a link in the table.
Click Resize, download the file, then upload it to Tumblr in the matching place.

New to image resizing? Read the full resizing guide.

Square sizes

Same width and height — profile photos, icons, product shots:

8 × 8 10 × 10 16 × 16 28 × 28 32 × 32 40 × 40 50 × 50 64 × 64 96 × 96 98 × 98 100 × 100 112 × 112 120 × 120 128 × 128 144 × 144 150 × 150 180 × 180 184 × 184 192 × 192 200 × 200 213 × 213 240 × 240 250 × 250 256 × 256 300 × 300 320 × 320 350 × 350 360 × 360 400 × 400 450 × 450 480 × 480 500 × 500 512 × 512 600 × 600 640 × 640 700 × 700 720 × 720 750 × 750 800 × 800 840 × 840 900 × 900 1000 × 1000 1024 × 1024 1080 × 1080 1100 × 1100 1200 × 1200 1300 × 1300 1400 × 1400 1500 × 1500 1600 × 1600 1920 × 1920 2000 × 2000 2048 × 2048 2400 × 2400 2500 × 2500 3000 × 3000 4000 × 4000 5000 × 5000 6000 × 6000

Landscape sizes

Wider than tall — screens, banners, covers and thumbnails:

64 × 32 140 × 110 150 × 100 200 × 150 300 × 80 300 × 250 320 × 240 400 × 150 480 × 360 512 × 128 512 × 256 555 × 425 600 × 240 600 × 400 (3:2) 640 × 360 640 × 480 (4:3) 680 × 240 800 × 600 (4:3) 851 × 315 900 × 600 1000 × 500 1024 × 576 (16:9) 1080 × 566 1128 × 191 1200 × 628 1200 × 630 1200 × 675 (16:9) 1200 × 800 1200 × 900 1280 × 700 1280 × 720 (HD) 1366 × 768 1500 × 500 1500 × 1000 (3:2) 1600 × 900 1920 × 1080 (Full HD) 1920 × 1200 (16:10) 2048 × 1152 (2K) 2560 × 1440 (1440p) 2660 × 1140 (banner) 3000 × 1500 3440 × 1440 3840 × 2160 4080 × 3060

Portrait sizes

Taller than wide — passport photos, forms and phone screens:

Change the aspect ratio

Fit an image to a ratio without choosing pixels:

Any aspect ratio 16:9 4:3 3:2 1:1 4:5 5:4 3:4 2:3 9:16 21:9 5:2

Paper, print & photo sizes

Paper and photo sizes in mm, cm and inches, plus DPI tools:

A5 A4 A3 Letter Legal 4R (4 × 6 in) Postcard Stamp size Signature 2.5 × 2.5 cm 3 × 4 cm 3.3 × 4.8 cm 3.5 × 2.5 cm 3.5 × 3.5 cm 3.5 × 4.5 cm 3.5 × 5 cm 3.81 × 3.81 cm 4 × 3 cm 4 × 4 cm 4 × 5 cm 4 × 6 cm 4.5 × 3.5 cm 5 × 5 cm 5 × 7 cm 5.08 × 5.08 cm 25 × 25 mm 30 × 40 mm 32 × 26 mm 33 × 48 mm 35 × 35 mm 35 × 45 mm 35 × 50 mm 35 × 54 mm 36 × 36 mm 38.1 × 38.1 mm 40 × 50 mm 45 × 35 mm 45 × 38 mm 47 × 36 mm 50 × 50 mm 50 × 70 mm 50.8 × 50.8 mm 51 × 51 mm 52 × 40 mm 1.18 × 1.57 in 1.30 × 1.89 in 1.38 × 1.38 in 1.38 × 1.77 in 1.5 × 1.5 in 1.97 × 2.76 in 2 × 2 in 3 × 3 in 4 × 6 in 5 × 7 in 6 × 4 in 8 × 10 in 8.5 × 11 in Resize in pixels Resize in cm Resize in mm Resize in inches Resize by percentage 72 DPI converter 100 DPI converter 150 DPI converter 200 DPI converter 300 DPI converter 600 DPI converter 18 × 24 inch 2.5 × 3.5 cm

Resize for a platform

Ready-made sizes for social profiles and posts:

Online shop sizes

Product photos, banners and logos for Etsy, eBay and Shopify:

Etsy listing photo Etsy thumbnail / search Etsy shop banner Etsy shop icon Etsy team logo All Etsy sizes eBay product photo eBay Gallery Plus eBay store banner eBay store logo All eBay sizes Shopify product photo Shopify collection image Shopify hero image Shopify logo Shopify favicon Shopify blog image All Shopify sizes

Resize tools

Batch resizing, DPI and crop tools:

Bulk image resizer Stretch image Resize for printing Image DPI converter Image DPI checker Circle crop Square crop

Every Tumblr image size

These are the Tumblr image sizes to use in 2026. Each name opens a page with that size already set, plus tips for that spot.

Image	Size (px)	Notes
Image post (tall)	1280×1920	Full width on the dashboard
Photoset image	1280×1280	Square tiles
Inline image in a text post	540×405	Sits inside the text
Header	3000×1055	Blog header image
Avatar	128×128	Profile picture

Tip: Tumblr displays images at most 1280 pixels wide, so larger uploads are scaled down.

Resize for other platforms

Every size for the other big networks:

Resize for Facebook Resize for Instagram Resize for YouTube Resize for LinkedIn Resize for TikTok Resize for Pinterest Resize for X (Twitter) Resize for Discord

Frequently asked questions

What are the main Tumblr image sizes?

Image posts up to 1280 pixels wide (1280×1920 for tall posts), photosets 1280×1280, header 3000×1055 and avatar 128×128.

What is the maximum Tumblr image width?

1280 pixels. Larger images are scaled down.

What size is a Tumblr header?

3000×1055 pixels.

What size is a Tumblr avatar?

128×128 pixels, shown small beside your posts.

Are my images uploaded?

No. Resizing happens entirely in your browser. Nothing is transmitted or stored, and you can disconnect from the internet after the page loads and it still works.