Phone · Android

Samsung Galaxy A55 viewport size

The Samsung Galaxy A55 has a viewport of 360 × 800 CSS pixels and a device pixel ratio of 2.25, which makes about 810 × 1800 physical pixels.

Viewport (portrait)

360 × 800

Landscape

800 × 360

Device pixel ratio

2.25

Screen resolution

810 × 1800

Screenshot a website on the Samsung Galaxy A55

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CSS for the Samsung Galaxy A55

Target this screen size in CSS (portrait):

@media (max-width: 360px) {
  /* Samsung Galaxy A55 and smaller */
}
@media (min-resolution: 2.25dppx) {
  /* high-density screens: serve sharper images */
}

Design for ranges, not single devices: many phones share the same viewport width (for example 360 px). The Samsung Galaxy S8+ and Moto G4 use it too.

User agent

The user agent Chrome DevTools uses when it emulates the Samsung Galaxy A55:

Mozilla/5.0 (Linux; Android 14; SM-A556B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/<version> Mobile Safari/537.36

Chrome inserts its own version number for <version>.

Test your site on the Samsung Galaxy A55

In Chrome, open DevTools (F12), turn on device mode (Ctrl+Shift+M or ⌘+Shift+M) and pick the device from the Dimensions menu, or use the screenshot tool above to capture any page at this size.

Data from the device list built into Chrome DevTools (devtools-frontend, BSD license).

Frequently asked questions

What is the viewport size of the Samsung Galaxy A55?

360 × 800 CSS pixels in portrait and 800 × 360 in landscape.

What is the screen resolution of the Samsung Galaxy A55?

About 810 × 1800 physical pixels: the viewport multiplied by the device pixel ratio of 2.25.

Why is the viewport smaller than the screen resolution?

Phones pack several physical pixels into one CSS pixel (the device pixel ratio) so text stays readable. Websites lay out in CSS pixels; images can use the extra pixels for sharpness.

Other devices

Screenshot API

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GET https://api.screenshotbase.com/v1/take?url=https://example.com&viewport_width=360&viewport_height=800&device_scale_factor=2.25

# Response: the image (PNG, JPG, WebP or GIF)
curl -G "https://api.screenshotbase.com/v1/take" \
  --data-urlencode "url=https://example.com" \
  -d viewport_width=1280 -d viewport_height=800 \
  -d format=png \
  -H "apikey: YOUR-API-KEY" \
  -o screenshot.png

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