Surface Duo 2 (Single)
Single screen mode — one of the two AMOLED panels
672 × 1892 ptPhysical 1680 × 4730 pxDPR 2.5x5.8"
Auto
Live Presets:
Site Headers Restrict Iframes
sends X-Frame-Options or CSP headers blocking iframe embedding.
AMOLED 13:9 Aspect Ratio·5.8" display·Aspect Ratio 168:473
aspect-ratio: 13/9Expert Q&A
Surface Duo 2 (Single) Testing FAQs
Common questions about responsive web design on Surface Duo 2 (Single).
What is the viewport resolution of Surface Duo 2 (Single)?
The Surface Duo 2 (Single) has a CSS viewport of 672px × 1892px at a device pixel ratio of 2.5x. The physical panel resolution is 1680 × 4730 pixels.
What CSS features are best tested on Surface Duo 2 (Single)?
On Surface Duo 2 (Single), test your layout at 672px viewport width. Verify touch target sizes (minimum 44×44px), form controls, navigation menus, and responsive typography.
How do 3:2 displays affect responsive web design?
Surface displays with a 3:2 aspect ratio have more vertical height than typical 16:9 widescreen displays. Check hero sections, sticky headers, and full-height viewports (using 100dvh) to ensure content does not spread out awkwardly.