Samsung Galaxy Z Fold8 folded: CSS viewport of 416 × 657 px, resolution and responsive test

Samsung · Android 17.0 · Smartphone · 2026

All display characteristics of Samsung Galaxy Z Fold8 folded, smartphone Samsung from 2026: CSS viewport of 416 x 657 pixels, 3x density, media queries, and one-click responsive test.

Test your site on Samsung Galaxy Z Fold8 folded directly in your browser, without buying the device.

  • Samsung Galaxy Z Fold8 folded available in the device list
  • Real viewport, User-Agent, and touch events
  • Also works on localhost and in pre-production
  • Exportable screenshots and videos
Install for Chrome

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Why test your site on Samsung Galaxy Z Fold8 folded?

3x density

Each CSS pixel of Samsung Galaxy Z Fold8 folded is rendered by 3 physical pixels. Any image, icon, or font provided in simple resolution appears immediately blurry.

Actual media queries

The 416 x 657 pixels viewport of Samsung Galaxy Z Fold8 folded rarely matches the round breakpoints of frameworks. It is precisely between these values that layouts break.

CSS viewport resolution of Samsung Galaxy Z Fold8 folded

This is the resolution that interests designers and developers the most, as it determines breakpoints and the definition of media queries. In practice, it's the only one mentioned in a stylesheet.

  • 416 pixels in width
  • 657 pixels in height

The height remains indicative: Safari, Chrome, and other mobile browsers reduce the visible area with their address bar, which folds on scroll.

Be cautious when analyzing your statistics: some tools only report the manufacturer resolution, never the CSS viewport presented here.

Pixel density of Samsung Galaxy Z Fold8 folded

3

The device pixel ratio of Samsung Galaxy Z Fold8 folded is 3.

In other words, a 1-pixel square in CSS occupies 3 pixels on the panel. An image exported at actual size will appear blurry.

Manufacturer resolution of Samsung Galaxy Z Fold8 folded

This resolution is the hardware's. It explains the display's sharpness, but it's never the one to target in a media query.

  • 1248 pixels in width
  • 1972 pixels in height
  • 16:10 Screen ratio

428 pixels per inch (ppi) · 5.5 inches diagonal, or 13.8 cm

User-Agent of Samsung Galaxy Z Fold8 folded

This string is what the browser of Samsung Galaxy Z Fold8 folded sends. It is useful for your automated tests, reading your server logs, and server-side detection.

User-Agent

User-Agent string used by Samsung Galaxy Z Fold8 folded, useful for your automated tests and logs.

Mozilla/5.0 (Linux; Android 17; SM-F971B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Mobile Safari/537.36

Media queries and code snippets for Samsung Galaxy Z Fold8 folded

These snippets are generated from the exact characteristics of Samsung Galaxy Z Fold8 folded. Copy them directly into your stylesheet or configuration.

CSS media query

Targets screens whose width matches that of Samsung Galaxy Z Fold8 folded and models of the same format.

@media only screen and (min-width: 416px) and (max-width: 656px) {
  /* Samsung Galaxy Z Fold8 folded */
}

Density media query

Serves high-resolution images to screens of at least 3x.

@media only screen and (-webkit-min-device-pixel-ratio: 3),
       only screen and (min-resolution: 288dpi) {
  /* High-density images and icons */
}

Tailwind configuration

Adds a named breakpoint at the exact width of Samsung Galaxy Z Fold8 folded.

// tailwind.config.js
module.exports = {
  theme: {
    screens: {
      'samsung-galaxy-z-fold8-folded-2026': '416px'
    }
  }
}

JavaScript detection

Detects format and density client-side.

const isDeviceWidth = window.matchMedia('(min-width: 416px)').matches;
const isHighDensity = window.devicePixelRatio >= 3;

Meta viewport tag

Essential for Samsung Galaxy Z Fold8 folded to use its CSS viewport and not a simulated width of 980 pixels.

<meta name="viewport" content="width=device-width, initial-scale=1">

Free Samsung Galaxy Z Fold8 folded simulator

Mobile FIRST includes Samsung Galaxy Z Fold8 folded: your page displays in a viewport of 416 x 657 pixels, with the model's User-Agent, touch events, and scrolling behavior of a real mobile.

This is where the difference with Chrome DevTools' responsive mode is seen: DevTools resizes a window, the extension replicates the device's browser and allows exporting shareable screenshots and videos.

  1. 01 Install the extension Add Mobile FIRST to Chrome, Firefox, or Edge. Installation is free and requires no account.
  2. 02 Open the page to test Go to the URL to check, including a local address like localhost:3000.
  3. 03 Choose Samsung Galaxy Z Fold8 folded Select Samsung Galaxy Z Fold8 folded from the list of devices. The viewport switches to 416 x 657 pixels, and the mobile User-Agent is applied.
  4. 04 Check rendering Scroll, change orientation, test your forms, then capture an image or video to share.

Comparison with similar models

The neighboring formats of Samsung Galaxy Z Fold8 folded are the ones to test right after, as they reveal poorly placed breakpoints.

Comparison of resolutions of Samsung Galaxy Z Fold8 folded and nearby models
Model CSS Viewport Pixel density Manufacturer resolution
Samsung Galaxy Z Fold8 folded 416 x 657 3x 1248 x 1972
Samsung Galaxy S24 360 x 780 3x 1080 x 2340
Samsung Galaxy S22 360 x 780 3x 1080 x 2340
Samsung Galaxy S22+ 360 x 780 3x 1080 x 2340
Xiaomi 12 2022 360 x 800 3x 1080 x 2400
Xiaomi Mi 11i 360 x 800 3x 1080 x 2400
Apple iPhone Duo folded 466 x 678 3x 1398 x 2034

Frequently asked questions about Samsung Galaxy Z Fold8 folded

What is the CSS viewport resolution of Samsung Galaxy Z Fold8 folded?

The CSS viewport of Samsung Galaxy Z Fold8 folded measures 416 pixels wide and 657 pixels high. This is the width to use for defining your media queries, not the manufacturer's resolution.

What is the pixel density of Samsung Galaxy Z Fold8 folded?

The device pixel ratio of Samsung Galaxy Z Fold8 folded is 3. Each CSS pixel is thus displayed by 3 physical pixels, requiring you to provide your images in 3x to keep them sharp.

What is the screen resolution of Samsung Galaxy Z Fold8 folded?

The panel of Samsung Galaxy Z Fold8 folded displays 1248 x 1972 physical pixels. This is the value reported by most analytics tools, while your CSS works on a viewport of 416 x 657 pixels.

What is the User-Agent of Samsung Galaxy Z Fold8 folded?

The User-Agent of Samsung Galaxy Z Fold8 folded is: Mozilla/5.0 (Linux; Android 17; SM-F971B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Mobile Safari/537.36

How to test my site on Samsung Galaxy Z Fold8 folded without the device?

Install the Mobile FIRST extension on Chrome, Firefox, or Edge, then select Samsung Galaxy Z Fold8 folded. Your page displays in a viewport of 416 x 657 pixels with the corresponding mobile User-Agent, in two clicks and for free.

What is the difference with Chrome DevTools' responsive mode?

DevTools resizes the window and applies partial emulation. Mobile FIRST additionally applies the User-Agent of Samsung Galaxy Z Fold8 folded, touch events, scroll behavior, and the actual appearance of the device, and allows capturing directly usable images and videos.

Can I test a localhost address on Samsung Galaxy Z Fold8 folded?

Yes. The extension works on any URL open in your browser, including localhost:3000, 127.0.0.1, or a password-protected pre-production environment.

Do you need to buy a Samsung Galaxy Z Fold8 folded to test your site?

No. The simulation covers the vast majority of development needs at no cost. A final test on a cloud-hosted device is still recommended before critical production deployment, but it's no longer necessary for each iteration.

Which media query to use to target Samsung Galaxy Z Fold8 folded?

A media query on the exact width targets Samsung Galaxy Z Fold8 folded: @media only screen and (min-width: 416px). Combine it with the pixel density to precisely target this model and those sharing its format.

Continue testing on another model

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  • 89 devices available upon installation
  • Real viewport, User-Agent, and touch events
  • Also works on localhost and in pre-production
  • Exportable screenshots and videos
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