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Field guide

Propane vs electric patio heaters: coverage, heat, and cost

Choose propane for open-air group heat or placement-rated electric infrared for covered seating. Compare output, wind, fuel, wiring, and cost.

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The top picks from our Best patio heaters: 4 picks by where you actually sit guide.

Stay outside for one more conversation.

Updated Sep 25, 20264 min readResearched
Illustration of two inactive patio heater types on an open stone terrace

Hero image: AI-generated category illustration, not a tested product or an installation diagram.

Choose a standing propane heater for an open patio where one unit needs to warm a group without nearby power. Choose a placement-rated electric infrared heater for covered seating, focused warmth, lower operating friction, and better wind behavior. Check the exact manufacturer's clearance and placement instructions before installing either type.

Why cover rules out propane

Standing and tabletop propane heaters are outdoor-only appliances. Their manuals set clearances to anything combustible above and beside the heater (the EAST OAK 48,000 BTU manual asks for at least 3 feet on the top and sides and cautions against combustibles within 48 inches), and they carry a carbon monoxide warning: using one in an enclosed space can kill. A roof, awning, or covered pergola works against both. Covered seating means electric, installed to its own manual's clearances.

Where propane wins, in the open

  • Raw output. A standing unit delivers around 46,000 BTU per hour. A 1500W electric heater puts out about 5,100 BTU per hour (one kilowatt-hour is 3,412 BTU), so the propane unit is roughly nine times stronger. Nothing electric on a normal outlet heats a whole seating circle.
  • No wiring. It works at the end of a garden, on a driveway, anywhere a tank can go.
  • The fuel already exists. Most standing units run the same 20 lb tank as a gas grill.

Where electric wins

  • Safety under cover, which is the whole category of covered patios, porches, and garages.
  • Zero fuel errands. No tank refills, no cylinder runs, no running out mid-evening.
  • Wind behaviour. Infrared warms bodies and surfaces directly, so it holds up better in a breeze than heat that has to travel through moving air.
  • Predictable running cost. A 1500W heater uses 1.5 kWh per hour on its top setting, so an evening's cost is easy to work out from your electric rate. A 1 lb propane cylinder runs an 11,000 BTU tabletop heater for only about two hours on high.

The honest matrix

Your seating Buy
Open patio, group circle Standing propane
Open, one dinner table Tabletop propane
Covered patio or porch Electric infrared, placement-rated
Garage or workshop Electric infrared
Exposed and windy Infrared where it reaches; otherwise a fire pit

Before the first cold evening

1

Read the clearance table

Every heater's manual lists its own distances to combustibles. Measure to umbrellas, awning edges, fence panels, and branches before you light it.

2

Mount electric heaters high enough

Wall and ceiling infrared heaters have minimum mounting heights. The Dr Infrared DR-238 manual, for example, puts the lowest part at least 94.5 inches above the ground.

3

Skip the extension cord

The DR-238 manual says to plug directly into a wall outlet, never an extension cord or power strip. Check yours before running a cord across the patio.

4

Store propane outside

The EAST OAK manual says never to store a propane cylinder in an enclosed area such as a house or garage. If the heater comes inside for winter, disconnect the tank and leave it outdoors.

5

Check the wind

Wind strips heat from open-air heaters, and some manuals list light wind as an operating condition (under 10 mph in the EAST OAK manual).

Many patios sensibly end up with one propane and one electric unit doing different jobs. Our best patio heaters guide holds picks for all three formats, scored the same way, and for heat you gather around instead, see the best smokeless fire pits.

Where these numbers come from

Claim Source Checked
Propane heaters: outdoor use only, carbon monoxide warning, 3 ft top and side clearance, combustibles not within 48 in, wind below 10 mph, never store the cylinder in an enclosed area EAST OAK 48,000 BTU patio heater owner's manual Sep 2026
Electric infrared: 1500W on a 120V outlet, mount at least 94.5 in above ground, no extension cords or power strips Dr Infrared DR-238 owner's manual Sep 2026
1 kWh = 3,412 BTU; propane 91,452 BTU per gallon U.S. EIA, British thermal units Sep 2026
A 20 lb tank holds about 4.6 gallons, which sets the 1 lb cylinder runtime estimate AmeriGas, propane tank sizes Sep 2026

Manuals are examples of what heater makers specify, not rules for your model. Always follow the manual that came with your heater.

Recommended gear

Our current top picks from the Best patio heaters: 4 picks by where you actually sit guide, if you are ready to buy.

AMAZON BASICS

Amazon Basics 46,000 BTU Patio Heater

Best Overall

Kit Score 8.5/10

$156.16 Price checked Nov 7, 7:14 PM CST

Best for: Heating a patio seating circle at the lowest cost per BTU in the format.

  • Full-power 46,000 BTU output at a price that used to buy a tabletop unit
  • Powder-coated steel, so cover it or store it out of the rain
Buy on AmazonKit Score, how we research →
Amazon Basics 46,000 BTU standing propane patio heater
Output
46,000 BTU
Fuel
Propane, standard 20 lb tank
Format
Standing, mushroom reflector
Mobility
Built-in wheels
Coverage
Up to a 9 ft radius (manufacturer figure)
Safety
Tilt shutoff valve, tank chain, weighted base

BALI OUTDOORS

BALI OUTDOORS Glass-Tube Standing Patio Heater

Best Design

Kit Score 8.1/10

Best for: A patio where the heater is also the centerpiece, for a smaller seating group.

  • The flame display doubles as patio lighting and a focal point
  • 36,000 BTU is less heat than the Amazon Basics puts out, for nearly triple the price
Buy on AmazonKit Score, how we research →
BALI OUTDOORS glass-tube propane patio heater with a spiral flame
Output
36,000 BTU (listing)
Format
Standing glass-tube flame heater, about 71 in tall
Construction
Stainless steel burner, powder-coated body
Fuel
Propane, standard 20 lb tank hidden in the base
Safety
Tip-over shutoff valve, mesh guard around the tube

DR INFRARED HEATER

Dr Infrared 1500W Indoor/Outdoor Heater

Best Electric

Kit Score 8.5/10

$109.93 Price checked Nov 7, 7:14 PM CST

Best for: Covered patios, awnings, and garages where propane cannot safely go.

  • Safe under cover, which no propane heater is, and that is where most patio seating actually sits
  • 1500W is one outlet's worth of heat: real warmth for a couple of people close by, not a whole circle
Buy on AmazonKit Score, how we research →
Dr Infrared 1500W electric patio heater
Output
900W, 1200W, or 1500W infrared
Power
Standard 120V outlet (plug directly into the wall, no extension cord)
Mounting
Wall or ceiling bracket included; at least 94.5 in above the ground
Placement
Outdoor rated (IP55 per listing); maker also markets it for garages
Heat type
Radiant, heats objects not air

See all picks in Best patio heaters: 4 picks by where you actually sit

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Researched

Updated Sep 25, 2026

Our recommendations draw on manufacturer documentation, retailer listings, owner feedback, and comparisons with alternatives.

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