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Last updated: 27 April 2026

Cold bedroom? Chilly living room? Need a heater that warms up fast, or one that’s cheaper to run over winter? From portable electric heaters to gas heating and reverse-cycle split systems, this guide makes it easy to compare your options and find the right fit for your home. Portable fan heaters are usually better for small spaces, panel and oil column heaters are popular for larger rooms, and reverse-cycle split systems are one of the most efficient options for ongoing heating.

Top FAQs

  • Best for small rooms → Fan heaters are a handy choice when you want quick warmth in spaces like bedrooms, studies or bathrooms.

  • Best for larger rooms → Panel heaters and oil column heaters are better suited to bigger living spaces where you want steady, comfortable warmth.

  • Best all-rounder → Reverse-cycle split systems heat in winter, cool in summer and can be highly energy efficient.

  • Cheapest to run → Gas can be economical in some homes, but high-efficiency reverse-cycle split systems can be even cheaper to run depending on the model and setup.

Click the cards below to learn more. Jump to all FAQs.

Which Heater is right for me?

The best heater for your home comes down to four simple things: the size of the room, how quickly you want it to warm up, whether you want to move it from room to room, and how often you’ll use it. If you only need a quick burst of heat in a small space, a compact portable heater can do the trick. If you want to keep a larger room comfortable for longer, it’s worth stepping up to a heater designed for broader, steadier heat output. Getting the size right matters too — heating and cooling can make up a big share of household energy use, so choosing the right capacity is better than simply buying the biggest model.

Types of Heaters

Not sure which is the best heater to keep your household snug? Understanding how the different types work – and their unique advantages – is the first step to finding your house-warming match.

Fan Heaters

Need warmth fast? Fan heaters are great for small rooms because they push warm air out quickly and are easy to move around the house. They’re a smart pick for bedrooms, home offices and short bursts of heat when the temperature drops. Shop Fan Heaters >

Panel Heaters

Panel heaters are a popular choice for larger rooms where you want more even, gentle warmth. They’re ideal when you want comfort that feels steady rather than intense. Shop Panel Heaters >

Oil Column Heaters

Oil column heaters take a little longer to warm up, but they keep radiating heat even after they’re switched off. That makes them a great option for bedrooms and living spaces where you want lasting warmth without blasting hot air around the room. Shop Oil Column Heaters >

Convector Heaters

Convector heaters warm the air, which then rises through the room. They can work especially well in low-ceiling spaces and are a good option when you want wider room coverage. Shop Convector Heaters >

Radiant Heaters

If you want direct personal warmth, radiant heaters are a simple and effective solution. They heat the area in front of you rather than the whole room, which makes them handy when you’re sitting in one spot. Shop Radiant Heaters >

Gas Heaters

Gas heaters can be a strong choice for homes already set up for gas, especially if running costs are a key consideration. Just keep in mind that different gas heater types have different ventilation and installation needs, and regular professional servicing is important for safe operation. Shop Gas Heaters >

Reverse-Cycle Split Systems

For year-round comfort, reverse-cycle split systems are hard to beat. They heat in winter, cool in summer and use inverter technology to maintain temperature efficiently. They also carry a Zoned Energy Rating Label so you can compare efficiency by climate zone and estimated annual energy use. Shop Reverse-Cycle Split Systems >

Heater and purifier combos

Want warmth and cleaner air in one appliance? Some combination models can heat, cool and purify the air, making them a handy option for households wanting multi-use comfort in one unit. Shop Air Purifier Heaters >

Outdoor Heaters

Love entertaining outside? Outdoor heaters help take the edge off chilly nights on the deck or patio. When choosing one, check the IP rating so you know how well it handles dust and moisture. Shop Outdoor Heaters >

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Finding the perfect Heater for your space

Best Heater for bedrooms

For bedrooms, a fan heater is great when you want quick warmth before bed, while an oil column heater is a good fit if you prefer gentler, longer-lasting heat. Timers and thermostats are especially handy here so you can stay comfy without overheating the room.

Best Heater for living rooms

For a living room, look at panel heaters, oil column heaters or a reverse-cycle split system. These options are better suited to bigger areas where the whole household wants to stay warm and comfortable for longer stretches.

Best Heater for a home office or study

If you’re warming one small space while you work, a compact fan heater is often the easiest answer. It heats up quickly and gives you warmth where you need it most.

Best Heater for bathrooms

Bathrooms usually suit heaters that warm the space quickly for short periods. Portable fan heaters are commonly used in bathrooms, and fixed bathroom heat lamps are another option for fast, short-use warmth where suitable.

Best Heater for outdoor entertaining

For alfresco areas, choose an outdoor heater designed for exterior use and check the IP rating before you buy. Wall-mounted models are a smart way to save floor space, while freestanding models are handy if you want flexibility.

What size Heater do I need?

As a simple guide, around 1000W to 1500W can be enough for a small room, while 2500W or more is a better starting point for a larger area. But room size is only part of the story. Ceiling height, insulation, window size and draughts all affect how hard your heater has to work, so it pays to match the heater to the room rather than guessing.

Still unsure? Think about how the room feels in winter. If it’s draughty, has big windows, or loses heat quickly, you may need a higher-capacity model — and you’ll also get better results by sealing gaps, closing curtains and improving insulation.

Finding the perfect Heater for your lifestyle

Some features are more than nice-to-haves — they can make your heater easier, safer and cheaper to live with.

  • Programmable thermostat: Helps keep the room at a steady temperature.

  • Timer: Great for bedrooms, morning warm-ups and evening shut-off.

  • Oscillation: Helps spread warmth across more of the room.

  • Humidifier: Can add moisture back into the air in drier rooms.

  • Air purifier: Handy if you want heating plus cleaner air.

  • Tilt-safety switch: Turns the heater off if it tips over.

  • Overheat shut-off: Stops the unit from overheating.

  • Filter clean alert: Helps maintain efficiency on compatible models.

  • Oxygen depletion safety device and flame-failure shut-off: Important gas-heater safety features.

Check out our glossary for more definitions!

Heater safety and placement tips

Where you place your heater matters. Portable electric heaters should sit on a flat, stable surface and stay clear of curtains, rugs, bedding and upholstered furniture. A convection heater near a window can help reduce the chill from draughts, while gas heaters should always be used and maintained with safety in mind. Unflued gas heaters need adequate ventilation, and all gas systems should be professionally serviced. For outdoor heating, choose a model made for the conditions and check the IP rating before installation.

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Heaters glossary

We’ll break down all the tech talk and acronyms that you need to know.

Tech talk

Definition

Inverter Technology

Inverter systems use less energy to maintain a consistent temperature by adjusting the output power. Found in reverse cycle split systems.

Oscillation

Moves the fan side-to-side to improve heat distribution and circulation in the room.

Wattage (W)

An amount of power output for electric heaters. Higher wattage = more heat.

Energy Star Rating

Government rating for electric heaters' energy efficiency when compared to similar products. More stars = better efficiency.

Tilt-Safety Switch

A sensor that shuts off the heater automatically if it’s knocked over.

Overheat Shut-Off Mechanism

Automatically turns off the heater to prevent overheating and potential hazards.

IP rating

A guide to how well an outdoor heater resists dust and moisture.

Flued Gas Heater

A gas heater that vents combustion gases outside through a flue. Flued models are generally safer than portable unflued gas heaters, and room-sealed flued models are the safest and most efficient gas option.

Unflued Gas Heater

Also called a portable gas heater. These models don’t use a flue, so they need adequate ventilation for safe operation and are restricted or banned in some states.

Natural Gas

Gas supplied to the home via a pipeline. If you’re choosing a gas heater, it must be designed for the type of gas available at your place.

LPG

Liquefied petroleum gas, usually supplied in bottles or cylinders. A heater made for natural gas won’t work with LPG, and vice versa.

Tilt-Safety Switch

A built-in safety feature that automatically turns the heater off if it’s knocked over.

Overheat Shut-Off Mechanism

Automatically switches the heater off if it gets too hot, helping protect the unit and your home.

Oxygen Depletion Safety Device

A gas-heater safety feature that senses low oxygen levels and shuts off the gas supply.

Flame Failure Shut-Off

A gas-heater safety feature that cuts the gas supply if the flame goes out unexpectedly.

Filter Clean Alert

A reminder on compatible heaters or air conditioners that lets you know when it’s time to clean the filter so the unit can keep working efficiently.

FAQs

The best Heater for you will depend on your lifestyle, space and budget. If you are heating a smaller space like a bedroom or office, a fan heater will heat the space quickly. However, if you are targeting a larger area like a living room, kitchen or dining room, a radiant heater like a panel or oil column is often the best option.

The best Heater to keep you warm and cosy in the colder months depends on your space. Fan heaters are usually used in bedrooms, main living areas and bathrooms, while radiant heating is the best option for bigger rooms.

Gas heaters are typically the cheapest to run, although they require ventilation, while electric heaters don't. However, 5—and 6-star reverse cycle split systems can be even cheaper to run than gas heaters.

A fan heater is often the easiest answer for a small room because it warms the space quickly and doesn’t take up much room.

For bigger spaces like living rooms, panel heaters, oil column heaters and reverse-cycle split systems are usually a better fit because they deliver more even, sustained warmth.

They can be a great bedroom option if you prefer gentle heat that lingers after switch-off. They warm more slowly than a fan heater, but they’re popular for comfortable overnight room warmth before bed.

Often, yes. Reverse-cycle systems transfer heat rather than generating it directly, which is why they can be much more efficient than standard electric resistance heaters.

Some do. Portable unflued gas heaters in particular need adequate ventilation for safe use, and all gas heaters should be used and maintained according to the manufacturer’s instructions and local requirements.

The most useful features are usually a thermostat, timer and safety shut-off. If you want extra convenience, look for oscillation, filter alerts or air-purifying functions depending on the heater type.

Yes — fan heaters are one of the best options for smaller rooms because they push warm air out quickly and are easy to move where you need them.

For electric heaters, look for features like a tilt-safety switch and overheat shut-off. For gas heaters, useful extras include an oxygen depletion safety device and flame failure shut-off.

Not always. Higher wattage usually means more heat, but the best choice is the one that matches your room size and how the room holds warmth. Oversizing isn’t always the smartest move if the space is small or well insulated.

Yes — if you’re shopping for an outdoor heater, check the IP rating to understand how well it handles exposure to dust and moisture.