Meta Description Length and Pixels: The Complete 2026 Guide

As of June 2026, Google displays search results with a maximum snippet width of approximately 920 pixels on desktop and 680 pixels on mobile. A 2026 study by Sistrix across 100,000 SERPs found that the average pixel width per character sits at roughly 5.7 pixels for typical web fonts (Arial, Roboto, system-ui). This yields a practical upper bound of 155-160 characters for desktop and 115-120 characters for mobile before the ellipsis appears.

Moz's 2025 analysis of 500,000 search results confirmed that descriptions between 150 and 160 characters were used verbatim by Google in 82 percent of cases. Descriptions outside that range were rewritten or truncated at significantly higher rates.

A meta description at 170 characters may fit on one operating system and truncate on another. The same string renders differently across Chrome, Safari, and Firefox due to font rendering differences. Google's 2025 rendering update unified snippet width across Chromium-based browsers, but Safari and Firefox still deviate by up to 12 pixels according to a 2026 Portent cross-browser test.

If you target a strict character count without considering pixel width, your CTA may be invisible for a significant share of your audience.

Mobile searches accounted for 63 percent of all organic search traffic in Q1 2026 according to Statcounter. On mobile viewports, Google shows roughly 120 characters before adding the ellipsis. A 2025 Ahrefs study of 2 million organic landing pages found that 74 percent of mobile-truncated descriptions lost their call to action entirely. Pages with a preserved CTA on mobile had a 9 percent higher mobile CTR.

Use a monospace or system-font pixel calculator to validate each description before deployment. Several free tools (including Google's own Rich Results Test and third-party SERP previewers) now report pixel width directly. The recommended workflow is:

1. Write the description targeting 155 characters.
2. Paste it into a pixel-width checker using the system-ui font stack.
3. If the pixel width exceeds 920px, trim from the middle, not the end.
4. Recheck the mobile viewport at 680px.

Google truncates with an ellipsis at the nearest word boundary inside the pixel limit. This means your carefully written ending is cut off. Worse, Google may deem the description too verbose and generate its own snippet from page body content. A 2025 SEMrush audit of 10,000 sites found that pages with descriptions over 180 characters had a 31 percent chance of Google rewriting the snippet, compared to 12 percent for descriptions within the ideal range.

Based on aggregated data from the sources below, the safe zone for meta description length in 2026 is:

• Desktop: 150 to 160 characters (880 to 920 pixels)
• Mobile: 110 to 120 characters (620 to 680 pixels)
• Minimum viable: 80 characters (Google may pad short descriptions with body text)

• [ ] All descriptions measured by pixel width, not character count alone
• [ ] Desktop descriptions between 880 and 920 pixels
• [ ] Mobile descriptions between 620 and 680 pixels
• [ ] No description below 80 characters or above 170 characters
• [ ] CTAs preserved when previewed on a 375px-wide mobile viewport
• [ ] Cross-browser pixel check completed for Chrome, Safari, and Firefox
• [ ] Descriptions exceeding the limit trimmed from the middle
• [ ] Rewrite rate tracked monthly via Search Console snippet reports

Sources: Sistrix (2026), Moz (2025), Ahrefs (2025), Portent (2026), SEMrush (2025), Statcounter (2026), Google Search Central (2025).