Outside dimensions of 65 UK king and super king bed frames (2026)

This dataset lists the assembled outside dimensions of 65 bed frames sold in the UK in September 2026 (ottoman, upholstered, wooden, metal and four poster frames), as published by each manufacturer, compiled by King Size Bed UK.</p><p>Figures are the manufacturers' published specifications, not independent measurements.

Divan bases are excluded, because a divan base is the size of its mattress.</p><p>Summary: across the 62 frames sold in king size, the outside width runs from 152.4 to 175 cm (mean 161.5 cm), so a king frame is on average 11.5 cm wider than its mattress. Super king frames (28) measure 182.9 to 196.8 cm wide (mean 190.2 cm).</p><p>Each row links to the product page where the figures are published. The UK bed size guide that uses this data: <a href="king-size-bed.co.uk/pages/king-size-bed-dimensions">UK king size bed dimensions</a>.