Apple Studio Display 27": CSS viewport of 2560 × 1440 px, resolution and responsive test

Apple · macOS 27.0 · Computer · 2026

All display characteristics of Apple Studio Display 27", computer Apple from 2026: CSS viewport of 2560 x 1440 pixels, 2x density, media queries, and one-click responsive test.

Test your site on Apple Studio Display 27" directly in your browser, without buying the device.

  • Apple Studio Display 27" 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 Apple Studio Display 27"?

Large screen rendering

Testing on Apple Studio Display 27" checks the other end of responsive: maximum container widths, line lengths, and empty spaces that appear beyond your last breakpoints.

2x density

With a density of 2x, Apple Studio Display 27" provides a useful benchmark to ensure your images remain sharp without serving unnecessarily large files.

WIFI connection

This model is representative of WIFI usage. Testing on it ensures your page remains usable when images and fonts load slowly.

CSS viewport resolution of Apple Studio Display 27"

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.

  • 2560 pixels in width
  • 1440 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 Apple Studio Display 27"

2

The device pixel ratio of Apple Studio Display 27" is 2.

In other words, a 1-pixel square in CSS occupies 2 pixels on the panel. An image exported at actual size will appear blurry.

Manufacturer resolution of Apple Studio Display 27"

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

  • 5120 pixels in width
  • 2880 pixels in height
  • 16:9 Screen ratio

218 pixels per inch (ppi) · 27 inches diagonal, or 68.6 cm

User-Agent of Apple Studio Display 27"

This string is what the browser of Apple Studio Display 27" sends. It is useful for your automated tests, reading your server logs, and server-side detection.

User-Agent

User-Agent string used by Apple Studio Display 27", useful for your automated tests and logs.

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/27.0 Safari/605.1.15

Media queries and code snippets for Apple Studio Display 27"

These snippets are generated from the exact characteristics of Apple Studio Display 27". Copy them directly into your stylesheet or configuration.

CSS media query

Targets screens whose width matches that of Apple Studio Display 27" and models of the same format.

@media only screen and (min-width: 1440px) and (max-width: 2559px) {
  /* Apple Studio Display 27" */
}

Density media query

Serves high-resolution images to screens of at least 2x.

@media only screen and (-webkit-min-device-pixel-ratio: 2),
       only screen and (min-resolution: 192dpi) {
  /* High-density images and icons */
}

Tailwind configuration

Adds a named breakpoint at the exact width of Apple Studio Display 27".

// tailwind.config.js
module.exports = {
  theme: {
    screens: {
      'apple-studio-display-27-inches-2026': '2560px'
    }
  }
}

JavaScript detection

Detects format and density client-side.

const isDeviceWidth = window.matchMedia('(min-width: 2560px)').matches;
const isHighDensity = window.devicePixelRatio >= 2;

Meta viewport tag

Essential for Apple Studio Display 27" to use its CSS viewport and not a simulated width of 980 pixels.

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

Free Apple Studio Display 27" simulator

Mobile FIRST includes Apple Studio Display 27": your page displays in a viewport of 2560 x 1440 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 Apple Studio Display 27" Select Apple Studio Display 27" from the list of devices. The viewport switches to 2560 x 1440 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 Apple Studio Display 27" are the ones to test right after, as they reveal poorly placed breakpoints.

Comparison of resolutions of Apple Studio Display 27" and nearby models
Model CSS Viewport Pixel density Manufacturer resolution
Apple Studio Display 27" 2560 x 1440 2x 5120 x 2880
Apple MacBook Air M5 13" 1470 x 956 2x 2560 x 1664
Apple MacBook Pro M5 16" 1736 x 1133 2x 3472 x 2266
Samsung Smart TV NEO QLED 4K 55" 1920 x 1080 2x 3840 x 2160
Samsung The Frame 4K QLED 65" TV 1920 x 1080 2x 3840 x 2160
Samsung Smart TV 1920 x 1080 1x 1920 x 1080
iMac 24" 2048 x 1152 2x 4096 x 2304

Frequently asked questions about Apple Studio Display 27"

What is the CSS viewport resolution of Apple Studio Display 27"?

The CSS viewport of Apple Studio Display 27" measures 2560 pixels wide and 1440 pixels high. This is the width to use for defining your media queries, not the manufacturer's resolution.

What is the pixel density of Apple Studio Display 27"?

The device pixel ratio of Apple Studio Display 27" is 2. Each CSS pixel is thus displayed by 2 physical pixels, requiring you to provide your images in 2x to keep them sharp.

What is the screen resolution of Apple Studio Display 27"?

The panel of Apple Studio Display 27" displays 5120 x 2880 physical pixels. This is the value reported by most analytics tools, while your CSS works on a viewport of 2560 x 1440 pixels.

What is the User-Agent of Apple Studio Display 27"?

The User-Agent of Apple Studio Display 27" is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/27.0 Safari/605.1.15

How to test my site on Apple Studio Display 27" without the device?

Install the Mobile FIRST extension on Chrome, Firefox, or Edge, then select Apple Studio Display 27". Your page displays in a viewport of 2560 x 1440 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 Apple Studio Display 27", 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 Apple Studio Display 27"?

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 Apple Studio Display 27" 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 Apple Studio Display 27"?

A media query on the exact width targets Apple Studio Display 27": @media only screen and (min-width: 2560px). 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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Other Apple models

Test your site on 97 devices, directly in your browser

Without buying a single phone, without creating an account.

  • 97 devices available upon installation
  • 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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