427 × 952 viewport: which devices use it?
427 × 952CSS px · 20.1:9
427 × 952 is the CSS viewport of 2 devices in our research, including the Google Pixel 10 Pro, Google Pixel 9 Pro. Turned sideways it becomes 952 × 427.
| Device | CSS viewport | DPR | Physical pixels | Year |
|---|---|---|---|---|
| Google Pixel 10 Pro | 427×952 | 2.53125 | 1280×2856 | 2025 |
| Google Pixel 9 Pro | 427×952 | 2.53125 | 1280×2856 | 2024 |
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Designing for 427px wide
Breakpoints
Tailwind: base styles only (below sm, 640px). Bootstrap: xs. Sideways (952px): Tailwind md (sm: md: styles apply).
Room for content
395px with 16px side padding, 379px with 24px. Anything fixed wider than 427px makes the page scroll sideways (how to fix it).
All devices 427px wide, whatever their height.
Nearby sizes
Questions people ask
Which phone have a 427 × 952 viewport?
Google Pixel 10 Pro, Google Pixel 9 Pro.
Is 427 × 952 the screen resolution?
No, it’s the viewport in CSS pixels. The physical screen has more pixels: the Google Pixel 10 Pro is 1280 × 2856 (DPR 2.53125); the Google Pixel 9 Pro is 1280 × 2856 (DPR 2.53125).
Which breakpoint does a 427px wide screen use?
Tailwind CSS: base styles only (below sm, 640px). Bootstrap: xs.
Guides that help
- What is a viewport? CSS pixels vs screen resolutionA viewport is the area your page is laid out in, measured in CSS pixels, not screen pixels. See real numbers from iPhones and MacBooks, then check yours.Guides · 8 min read
- How to fix horizontal scrolling on mobile (12 causes)Page wobbles sideways on phones? The 12 usual causes of horizontal scrolling on mobile, a fix for each, and a console snippet that finds the culprit fast.Fixes · 9 min read
- Responsive breakpoints in 2026 — the widths that matterWhere 123 real phones, tablets, laptops and monitors land in CSS pixels, which responsive breakpoints actually matter in 2026, and which screens to test.Guides · 8 min read