Electric vs Propane Patio Heater: Which One Should You Buy?

FirewoodGearHQ may earn a small commission if you buy through links on this page. The price you pay stays the same. Read our affiliate disclosure.

The difference in one paragraph: electric vs propane patio heater

An electric patio heater turns household current into heat (both examples below use infrared): silent, with no flame and no fuel to buy, but it ties you to an outlet and its output is capped by the circuit. A propane patio heater burns gas from a tank: it works anywhere, usually puts out more heat, and needs refills plus ventilation, since burning fuel consumes oxygen and produces exhaust. Note that both examples in our gear section below are electric; propane is compared in general terms.

When electric is the better choice

• Simple setup. Plug in and switch on: the HETRAROOT runs on a 5 ft cord and the AEROZY needs no fuel at all.
• Quiet and flameless. Both examples are infrared electric with no blowing noise, and neither has an open flame.
• Use in sheltered spots. The AEROZY is rated for indoor and outdoor use, and the HETRAROOT is IP54-rated for wet and dusty conditions.
• Precise control. The AEROZY has 9 heat levels and a 9-hour timer; the HETRAROOT has 3 levels and a 12-hour timer, both with remotes.

When propane is the better choice

• No outlet nearby. A propane heater goes where a cord cannot reach: the far corner of the yard or a job site.
• More heat output. Propane models typically put out far more heat than a 1500-watt electric unit.
• Open spaces. Wind dilutes infrared heat; a bigger propane burner compensates in exposed areas.
• Event hosting. One tank runs an evening of entertaining with no cord to trip over.

The gear: two electric heaters

HETRAROOT 1500W infrared. A 1500-watt infrared electric heater with carbon fiber heating wires, 3 heat levels (500/990/1500W), a 12-hour timer, remote, tip-over and overheat protection, IP54 weather rating, an adjustable height of 67 to 83 inches, a 100-degree wide-angle heat range stated to cover up to 400 square feet, a towel bracket, and a 1 year warranty. The feature pick: the tallest, the most safety layers, and the only stated warranty.

AEROZY 1500W infrared. A 1500-watt infrared electric heater with 9 heat levels, a 9-hour timer, 60-degree oscillation, remote control, silent operation, and indoor and outdoor rating, at 12.6 by 42.91 by 10.24 inches. The control pick: nine heat settings and oscillation for fine-tuning the warmth.

What to know before you buy

Match the heater to the space: the HETRAROOT states coverage up to 400 square feet, while the AEROZY suits a garage, patio or large room. Electric heat is only as good as the circuit: 1500 watts on high is standard for both examples. For propane, check that tanks are easy to refill where you live and keep the heater away from anything flammable; never run a fuel-burning heater in an enclosed space unless its listing explicitly rates it indoor-safe.

Running cost and fuel logistics

Electric heat is easy to price: both examples draw 1500 watts on high, and the HETRAROOT drops to its two lower settings, so cost follows your local electricity rate and the setting you use. Propane is priced per tank, so cost per evening depends on your local refill price and how high you run the burner. Electric also wins on logistics: no tank to haul, swap or store, and no running out mid-party. Propane wins on independence: no outlet needed, no extension cord across the patio, and heat wherever you set it down. If you host often in one spot with an outlet nearby, electric is simpler; if the party moves around the yard, propane is the practical answer.

Safety and placement

Both examples are electric, so there is no flame and no exhaust, but placement still matters. The HETRAROOT has tip-over protection that triggers if it tips more than 45 degrees, overheat protection, a widened stable base and a safety plug for grounding, plus an IP54 rating against dust and water. The AEROZY is rated for indoor and outdoor use and runs silently. Keep either away from anything flammable, and use the timers as your off switch: the HETRAROOT offers a 12-hour timer and the AEROZY a 9-hour timer, both with remote control. For propane, the rules are stricter: never use it indoors or in an enclosed garage, keep tanks upright and away from the heater, and let the heater cool before moving it. The HETRAROOT towel bracket is designed to keep falling objects off the heating element; do not drape towels over any heater while it runs.

Which example suits which space

The HETRAROOT states coverage up to 400 square feet with its 100-degree wide-angle range, which suits a large patio or backyard gathering; its adjustable height of 67 to 83 inches aims heat over seated guests. The AEROZY, at 42.91 inches with 60-degree oscillation, suits a garage, a smaller patio or a large room, spreading its 1500 watts across the sweep. Both are floor-mount units, so they need flat ground; the HETRAROOT measures 20 by 20 by 67 inches and carries a 1 year warranty. If you want finer control, the AEROZY offers 9 heat levels against the HETRAROOT’s 3; if you want set-and-forget evenings, the HETRAROOT’s 12-hour timer beats the AEROZY’s 9-hour one.

Frequently Asked Questions

Which is cheaper to run, electric or propane?

It depends on your local electricity and propane prices. Electric heat is simple to price per kilowatt-hour; propane costs per tank. Compare your local rates before choosing.

Can I use a propane patio heater indoors?

Most full-size propane patio heaters are for open or well-ventilated outdoor areas only, since burning fuel consumes oxygen and produces exhaust. Only burn one indoors if its listing explicitly rates it indoor-safe, and even then keep ventilation and a carbon monoxide alarm.

What is the difference between infrared and convection heat?

Infrared heats people and objects directly, like sunshine; convection heats the air. Both examples here use infrared, which feels warm immediately.

How much area can an electric patio heater cover?

The HETRAROOT states up to 400 square feet with its 100-degree wide-angle range. Wind and open space reduce real coverage.

Do electric patio heaters need any maintenance?

Very little: wipe the reflectors clean and store them dry. The HETRAROOT is IP54-rated against dust and water for outdoor use.

Related: best outdoor heater for a gazebo and wood stoves.