Choosing the Right Size
The size of your AC unit is measured in kilowatts (kW). As a general rule:
- Small room (up to 20m²): 2.5kW
- Medium room (20-40m²): 3.5-5kW
- Large room (40-60m²): 6-7kW
- Very large (60m²+): 8kW+
We help Australians stay comfortable year-round with honest advice, in-depth guides, and unbiased product comparisons. No sales pressure—just the information you need to make the right choice.
Understanding your options is the first step to making the right choice
Most popular choice for Australian homes. Efficient cooling for single rooms.
Whole home solution with concealed units. Perfect for larger homes.
Flexible solution for renters. Easy to move between rooms.
Compact and affordable. Great for small spaces and apartments.
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Essential knowledge before making your purchase
The size of your AC unit is measured in kilowatts (kW). As a general rule:
More stars mean lower running costs. Look for:
A 6-star unit can save you hundreds per year!
Noise is measured in decibels (dB). For reference:
Professional installation is recommended for split and ducted systems:
In-depth articles to help you make informed decisions
Everything you need to know about air conditioning systems, how they work, and which type is right for your home.
Learn essential maintenance tasks that will extend the life of your AC and keep it running efficiently.
Decode energy star ratings and learn how to choose an efficient air conditioner that saves money.
Welcome to AC Australia, your independent resource for air conditioning advice tailored specifically to Australian homes and conditions. Our team of HVAC enthusiasts and researchers is dedicated to helping you navigate the complex world of climate control, whether you're battling a scorching Brisbane summer or staying warm through a Melbourne winter.
Unlike manufacturer websites or pushy sales pages, we're focused purely on education and information. We research products extensively, analyse technical specifications, and translate complex HVAC jargon into plain English. Our recommendations are based on performance data, customer reviews, and real-world testing—not advertising budgets or commission rates.
From split system air conditioners perfect for bedrooms and living rooms, to ducted systems that cool your entire home, to portable units ideal for renters—we cover every type of air conditioning available in Australia. We feature trusted brands including Daikin, Mitsubishi Electric, Fujitsu, Samsung, LG, and Panasonic, all of which have proven track records in Australian conditions.
Beyond product comparisons, we offer comprehensive guides covering everything from choosing the right size unit for your space, understanding energy star ratings, maintaining your system for optimal performance, and troubleshooting common problems. Our goal is to empower you with knowledge so you can make confident decisions.
When you're ready to purchase, our links direct you to Amazon Australia, where you benefit from secure payments, reliable delivery, and straightforward returns. We've done the research; you enjoy the peace of mind.
Last updated: January 2026. Prices and availability subject to change.