6 Common Bathroom Vanity Sizes

Choosing the right bathroom vanity size is one of the most impactful decisions you can make when renovating your bathroom. The vanity you select affects not only storage and practicality but also the overall look and flow of the space. In Australia, vanity widths typically range from compact 600 mm units up to spacious 1800 mm models designed for double basins and luxury layouts. Understanding these common sizes helps you match form and function for powder rooms, main bathrooms, ensuites or master suites.

Otti Laguna 600mm Single Bowl Wall Hung Vanity Natural American Oak with Natural Carrara Marble Top Stone

Compact 600mm Vanity – Space-Smart and Practical

A 600mm vanity is ideal for small bathrooms, guest toilets or powder rooms where every millimeter counts. Its streamlined width provides essential storage and a basin without overcrowding the space, making it easier to move around and keep the room clean. This size suits minimal layouts while still delivering functional counter space and streamlined design.

Otti Bondi 1800mm Fluted Wall Hung Curve Vanity Woodland Oak with Cloudy Carrara Stone Top

Large 1500mm & 1800mm Vanities – Family-Ready and Luxe Options

Larger vanities like 1500mm and 1800mm models bring both luxury and practicality to family bathrooms and master ensuites. The 1500mm size easily accommodates dual sinks or abundant storage, while the 1800mm vanity offers a premium, statement-making focal point with extensive benchtop and organisational space. These sizes are perfect when design impact and functionality are equally important.

By Elise Pride

eCommerce Manager

25 June 2025

Elise is a design-focused content creator at The Blue Space, offering practical renovation advice and trend-led insights to help customers style their dream spaces with confidence.