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Flame & Flagstone

Flagship roundup

The best patio heaters, sorted by the patio

There is no single best patio heater, and any list claiming otherwise has not asked whether your patio has a roof. These six cover the real cases.

By Scooter M.

Published September 1, 2026

Last reviewed September 1, 2026

This page contains affiliate links. If you buy through one we may earn a commission, at no extra cost to you. How this site is funded. We have not tested these products — here is what we do instead.

A tall propane patio heater glowing on a terrace at night

For an open patio, the Amazon Basics 46,000 BTU tower is the pick, because it is one of the very few whose published 9-foot radius survives the arithmetic. For anything with a roof, a mounted 1,500 W infrared unit beats every tower here — less output, far more of it landing on people.

Read this before the list

Every roundup in this category ranks heaters against each other as though they were competing for the same job. They are not. A 48,000 BTU propane tower and a 1,500 W infrared panel differ by a factor of ten in output and by an even larger factor in where that output goes. Ranking them one to six on a single scale is how people end up buying the wrong one.

So the ranking below is by how many patios each pick is right for, and every card says plainly which patio that is. The order is not a quality judgment. Reading the Best for column and skipping straight to the one that matches your space is the intended use of this page.

Quick picks

Ranked for fit, not for hype. Output is the maker’s published figure; reach is computed from it or from the maker’s own radius claim, and the table says which. Tap a row for the full write-up, or go straight to the listing.

#ProductBest forOutputReachPrice
1
Amazon BasicsNo photo
Amazon Basics 46kOne of the very few towers whose maker publishes a coverage radius rather than a vague area, and the 9 ft figure survives the arithmetic. That alone puts it ahead of most of the field.
The published-radius honesty test46,000 BTU254 sq ft claimedCheck price on Amazon
2
Dr. Infrared HeaterNo photo
Dr Infrared 1500 WRadiant heat that a breeze cannot blow out, on a plug. 1,500 W is only 5,118 BTU/h, which sounds like nothing next to a propane tower and lands far more of itself on you.
Wind, and anywhere with a roof1,500 W256 sq ftCheck price on Amazon
3
AZ Patio HeatersNo photo
Hiland HLDS01The mushroom tower the whole category is a copy of. 48,000 BTU is enough for a genuinely open patio, and the parts are the easiest in the category to replace when something eventually fails.
A full open patio48,000 BTU2,400 sq ftCheck price on Amazon
4
Heat StormNo photo
Heat Storm TradesmanThe one electric unit here with a published IP rating, which is the difference between a heater that survives a wet winter mounted outdoors and one that is a warranty claim waiting to happen.
Leaving outside all year1,500 W256 sq ftCheck price on Amazon
5
EAST OAKNo photo
EAST OAK pyramidThe pyramid is the best-looking heater in the category and the least efficient way to spend 48,000 BTU, because the flame column throws most of its output straight up. Buy it knowing that trade.
Looking good while heating less48,000 BTU2,400 sq ftCheck price on Amazon
6
AZ Patio HeatersNo photo
Hiland tabletop11,000 BTU heats a table, not a patio, and being clear about that is the whole point. For a bistro table on a balcony it is the right size and nothing bigger fits.
One table, four people11,000 BTU550 sq ftCheck price on Amazon

Reach marked “claimed” is the maker’s own published figure. Reach without that label is ours, computed from published output at 20 BTU per square foot for an open patio. Neither is a measurement we took.

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Amazon BasicsNo photo

Top pick · The published-radius honesty test

Amazon Basics 46,000 BTU Outdoor Propane Patio Heater

One of the very few towers whose maker publishes a coverage radius rather than a vague area, and the 9 ft figure survives the arithmetic. That alone puts it ahead of most of the field.

Fuel
Propane
Output
46,000 BTU/h
Reach (claimed)
254 sq ft · 9.0 ft radius
Cost per hour
$1.35

Reach is the maker's own published claim, quoted rather than endorsed. Cost at $2.674 per gallon of propane. A 20 lb cylinder runs it about 9.4 hours at full output. We have not measured any of this in person.

What works

  • A published 9 ft radius is a 254 sq ft circle, and 46,000 BTU is far more than that area needs — a claim on the conservative side of its own specification, which is rare here
  • The water-fill base box is a real anti-tip measure, not a sticker: filled, it is the difference between a windy evening and a repair bill
  • One-touch ignition and a chain for the cylinder are both small things the cheap clones drop

What does not

  • The listing does not name a safety certifying body, only the tilt valve, so we cannot tell you it is CSA listed
  • 91 in tall with an open flame: the same wind exposure as every other tower of this shape
  • The water box has to be emptied before a freeze or it splits
Published specification
Rated input46,000 BTU/h
Published reach9 ft radius
Dimensions32.1" L x 32.1" W x 91.3" H
Fuel20 lb propane cylinder, not included
SafetyTilt auto-shutoff valve; chain to secure the cylinder
BaseWater-fill box for ballast, wheel kit included
Maker’s coverage claim9.0 ft radius, which is 254 sq ft
Safety listingTilt auto-shutoff valve; the listing does not name a certifying body

Who it is for

An open patio where you want the largest honest circle of warmth per dollar and are happy to handle cylinders.

What it is not for

Anywhere enclosed, and anywhere the base cannot be filled with water — an empty ballast box makes this a tall, light, tippy object.

Check price on Amazon

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Dr. Infrared HeaterNo photo

2 · Wind, and anywhere with a roof

Dr Infrared Heater Carbon Infrared Patio Heater, 120 V / 1500 W

Radiant heat that a breeze cannot blow out, on a plug. 1,500 W is only 5,118 BTU/h, which sounds like nothing next to a propane tower and lands far more of itself on you.

Fuel
Electric
Output
1,500 W = 5,118 BTU/h
Reach (computed)
256 sq ft · 9.0 ft radius
Cost per hour
$0.28

Reach is ours, computed from published output at 20 BTU per square foot for an open patio. Cost at 18.34 cents per kWh. We have not measured any of this in person.

What works

  • Infrared warms objects, not air, so it is the only heat that survives a breeze — this is the single reason wind changes the whole buying decision
  • No combustion means no flue gas, which is what makes it legal and sensible on a screened porch where propane is not
  • Three settings matter more than they sound: 900 W costs a third less to run and is enough most evenings

What does not

  • 1,500 W is 1,500 W. Nothing at this wattage heats faster than anything else at this wattage; the differences between electric heaters are beam shape and build, not power
  • It heats what it points at. Step out of the beam and you are cold immediately — this is a fundamentally different experience from a tower
  • A 120 V plug-in unit is capped by your circuit, not by the maker. See why 1,500 W is the ceiling
Published specification
Rated power1,500 W at 120 V
Settings900 W / 1,200 W / 1,500 W
ElementCarbon infrared lamp
ReflectorMirror aluminum, 90% reflectivity per the maker
HousingAnodized aluminum, rated for outdoor use
MountingWall and ceiling brackets plus remote in the box
Maker’s coverage claimNone published — the reach figure above is ours
Safety listingETL listed, per the maker's published product data

Who it is for

A covered patio, pergola or screened porch where you can mount it overhead and point it at where people sit, and anywhere wind ruins a flame.

What it is not for

A big open patio with nowhere to mount it. Radiant heat needs a line of sight and a place to hang from.

Check price on Amazon

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AZ Patio HeatersNo photo

3 · A full open patio

Hiland / AZ Patio Heaters HLDS01-CG 87 in Propane Patio Heater

The mushroom tower the whole category is a copy of. 48,000 BTU is enough for a genuinely open patio, and the parts are the easiest in the category to replace when something eventually fails.

Fuel
Propane
Output
48,000 BTU/h
Reach (computed)
2,400 sq ft · 27.6 ft radius
Cost per hour
$1.40

Reach is ours, computed from published output at 20 BTU per square foot for an open patio. Cost at $2.674 per gallon of propane. A 20 lb cylinder runs it about 9.0 hours at full output. We have not measured any of this in person.

What works

  • 48,000 BTU is real output — on our sizing arithmetic that is a 2,400 sq ft open patio at the rule-of-thumb rate, so it is never the unit that is undersized
  • Every wear part on this platform is a stocked commodity: thermocouples, control valves, dump switches and reflectors are all available separately
  • The weight bladder in the base is the single most useful anti-tip feature in the category and most rivals leave it out

What does not

  • An 87 in open-flame tower is the worst possible shape in wind — this is the unit our wind guide exists for
  • The maker does not publish a coverage radius, so the reach figure we show is ours, computed rather than quoted
  • Full output burns a 20 lb cylinder in well under a night. See the runtime arithmetic
Published specification
Rated input48,000 BTU/h
Height87 in
Fuel20 lb propane cylinder, not included
Reflector33 in aluminum heat shield
SafetyAnti-tilt cutoff and thermocouple flame-failure cutoff
ExtrasWheels, integrated table, weight bladder for the base
Maker’s coverage claimNone published — the reach figure above is ours
Safety listingCSA certified per the maker's product literature

Who it is for

An open patio with no roof, where you need volume of heat and can accept swapping cylinders. Also the right answer if you want a unit whose parts you can still buy in five years.

What it is not for

A screened porch, a garage, or anywhere without open sky above it. It is an open-flame combustion appliance and needs genuine outdoor ventilation.

Check price on Amazon

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Heat StormNo photo

4 · Leaving outside all year

Heat Storm Tradesman HS-1500-OTR Outdoor Infrared Quartz Heater

The one electric unit here with a published IP rating, which is the difference between a heater that survives a wet winter mounted outdoors and one that is a warranty claim waiting to happen.

Fuel
Electric
Output
1,500 W = 5,118 BTU/h
Reach (computed)
256 sq ft · 9.0 ft radius
Cost per hour
$0.28

Reach is ours, computed from published output at 20 BTU per square foot for an open patio. Cost at 18.34 cents per kWh. We have not measured any of this in person.

What works

  • A published IP35 rating. Almost nobody in this category publishes an ingress rating at all, and mounting an unrated electric heater outdoors is a gamble you cannot price
  • The maker publishes its own BTU figure (5,200), which is within a rounding error of the 5,118 our watts-to-BTU conversion gives — a company doing its own arithmetic honestly
  • Wall or ceiling mount puts the heat above head height where a radiant beam belongs

What does not

  • IP35 is splash-and-dust protection, not immersion — it survives weather, not a hose or standing water
  • Fixed mounting means fixed aim. Get the position wrong and there is no adjusting it from the chair
  • Same 1,500 W ceiling as every other plug-in electric heater
Published specification
Rated power1,500 W at 120 V
Published output5,200 BTU/h per the maker
ElementInfrared quartz
Weather ratingIP35
MountingWall or ceiling; a tripod variant exists separately
Maker’s coverage claimNone published — the reach figure above is ours
Safety listingIP35 weatherproof rating published by the maker

Who it is for

A permanently mounted heater on a pergola, porch ceiling or exterior wall that you never want to take down and store.

What it is not for

Portability, and any open patio with no structure to mount to.

Check price on Amazon

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EAST OAKNo photo

5 · Looking good while heating less

EAST OAK 48,000 BTU Pyramid Patio Heater (2025)

The pyramid is the best-looking heater in the category and the least efficient way to spend 48,000 BTU, because the flame column throws most of its output straight up. Buy it knowing that trade.

Fuel
Propane
Output
48,000 BTU/h
Reach (computed)
2,400 sq ft · 27.6 ft radius
Cost per hour
$1.40

Reach is ours, computed from published output at 20 BTU per square foot for an open patio. Cost at $2.674 per gallon of propane. A 20 lb cylinder runs it about 9.0 hours at full output. We have not measured any of this in person.

What works

  • The four anchor stakes are the reason to pick this over most pyramids — they are the correct answer to a heater blowing over and they come in the box
  • A 45-degree tilt cutoff is a more forgiving threshold than the twitchy switches that plague this shape
  • The glass tube is a stocked replacement part, so a cracked one is a repair rather than a write-off

What does not

  • A pyramid is a chimney. The visible flame column is beautiful and it sends heat vertically; a mushroom reflector at the same BTU puts more of it on people
  • Tall glass tubes crack. Ours is not a durability test, but the existence of a whole replacement-tube market is its own data point
  • The maker publishes no coverage figure at all, so the reach column here is entirely our arithmetic
Published specification
Rated input48,000 BTU/h
Flame tube4.7 in diameter quartz glass
IgnitionOne-button, quoted at about 5 seconds
SafetyCutoff at 45 degrees of tilt; instant gas shutoff on flame loss
Fuel20 lb propane cylinder, not included
ExtrasTwo rollers, four anchor stakes
Maker’s coverage claimNone published — the reach figure above is ours
Safety listingTriple protection system: 45-degree anti-tip cutoff plus flame-failure cutoff

Who it is for

Someone who wants the heater to be part of the evening rather than a utility object, on an open patio, and who has read the trade-off above and accepted it.

What it is not for

Getting the most warmth per dollar, or any covered space — a 7-foot flame column under a roof is the exact scenario the [clearance rules](/spaces/safety) exist for.

Check price on Amazon

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AZ Patio HeatersNo photo

6 · One table, four people

Hiland HLDS032-BBS Tabletop Propane Patio Heater

11,000 BTU heats a table, not a patio, and being clear about that is the whole point. For a bistro table on a balcony it is the right size and nothing bigger fits.

Fuel
Propane
Output
11,000 BTU/h
Reach (computed)
550 sq ft · 13.2 ft radius
Cost per hour
$0.32

Reach is ours, computed from published output at 20 BTU per square foot for an open patio. Cost at $2.674 per gallon of propane. A 20 lb cylinder runs it about 39.2 hours at full output. We have not measured any of this in person.

What works

  • Runs off a 1 lb canister, which makes it the only heater here you can carry out to a table and back with one hand
  • 11,000 BTU is honest for the job: our reach arithmetic puts that at roughly a table's worth of warmth, and the unit does not pretend otherwise
  • A burner screen guard on a table-height heater is a genuine safety feature, not a spec-sheet line

What does not

  • 1 lb canisters are the most expensive propane per BTU you can buy — get the 20 lb adapter hose if you use it regularly
  • At 38 in on a table, this puts an open flame at seated head height. Placement matters more than with any other unit here
  • It will not touch an open patio. Anyone expecting a room-scale effect will be disappointed
Published specification
Rated input11,000 BTU/h, adjustable
Height38 in
Fuel1 lb canister or 20 lb cylinder with an adapter hose
SafetyThermocouple, anti-tilt device, burner screen guard
StabilityWeight plate in the base
Maker’s coverage claimNone published — the reach figure above is ours
Safety listingThermocouple flame-failure cutoff and anti-tilt device per the listing

Who it is for

A balcony, a bistro table, or a second heater that warms hands at the table while a tower does the space.

What it is not for

Heating an area. And never indoors, on a covered porch with a low ceiling, or anywhere a tablecloth can reach it.

Check price on Amazon

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What we would skip

A list with no losers is a list nobody edited. These are the choices we would actively steer you away from, and why.

Any tower bought for a covered patio

This is the most expensive mistake in the category, and it is a measurement rather than an opinion. Fire Sense publishes at least 36 inches of overhead clearance for propane. An 87-inch tower plus 36 inches is 10 ft 3 in of ceiling — more than almost any covered patio has. If there is a roof over you, buy the mounted electric unit instead.

Tabletop heaters bought to heat an area

11,000 BTU is a genuinely useful amount of warmth for one table and roughly a fifth of what an open patio needs. The listings are not lying; the photographs just show four people looking comfortable. If you want a space warmed, this is the wrong shelf.

Any electric heater with no published IP rating, mounted outdoors

One of our own picks has this problem and we say so on its card. An outdoor-mounted electric appliance with no published ingress rating is an unpriced risk: it may be fine for years, and there is no way to know from the listing. If the unit will be rained on, pay for the rating.

How the picks compare on the numbers

One table, four columns, and the numbers computed rather than quoted. Cost per hour uses the U.S. average residential energy prices this site publishes; substitute your own and every figure moves proportionally.

The prices every cost figure on this site uses

Your rates are not these rates. Every table on this site is the arithmetic, not the verdict — put your own number in and the answer moves.

Electric, per hour

Rated powerPer hour4-hour eveningPer month, 4 h a night
750 W$0.14$0.55$16.51
900 W$0.17$0.66$19.81
1,200 W$0.22$0.88$26.41
1,500 W$0.28$1.10$33.01
2,000 W$0.37$1.47$44.02
3,000 W$0.55$2.20$66.02

At 18.34 cents per kWh (June 2026 U.S. residential average). Substitute your own rate: it is on your bill, and the arithmetic is watts ÷ 1000 x hours x rate.

Propane, per hour

Rated inputPer hour4-hour eveningPer month, 4 h a night
11,000 BTU/h$0.32$1.29$38.61
40,000 BTU/h$1.17$4.68$140.40
46,000 BTU/h$1.35$5.38$161.46
48,000 BTU/h$1.40$5.62$168.48
50,000 BTU/h$1.46$5.85$175.50

At $2.674 per gallon (week ending March 30, 2026 U.S. residential average) and 91,420 BTU per gallon. Exchange-cage cylinders cost materially more per gallon than a bulk refill, so treat this as the floor.

The decision, in three questions

  1. Is there a roof over the patio? If yes, you want electric, mounted overhead, and the clearance figures on the covered patio page will tell you exactly how high. If no, keep going.
  2. Is the spot exposed? If wind reaches it, read the wind section before choosing a fuel — an open flame in a breeze is a different product from an open flame in still air, and no propane heater escapes this.
  3. How big is it? Put the dimensions into the BTU calculator. If the answer is under about 6,000 BTU/h, a single electric unit does it. Above that, propane, or two electric units on two circuits.

How we picked

  • Published output first. Every pick has a rated BTU/h or a rated wattage published by its maker. If a listing would not tell us how much heat the thing makes, it is not here.
  • Reach computed, not quoted. Where a maker publishes a coverage claim we quote it and label it as theirs. Where none exists we compute one from the output at 20 BTU per square foot and label it as ours. We never present one as the other.
  • A safety listing, or an explicit note that none is published. Two of these units publish an IP rating; one publishes only a tilt valve. We say which is which rather than letting the gap pass.
  • Availability on Amazon, checked live. Every ASIN here was read off a live detail page during this build. Where we could not confirm one, the link goes to a tagged search on the model name rather than to a listing we are not sure about.
  • Every unit had to be the best answer to a specific patio, not a good all-rounder. Six picks, six different patios.

What we did not do

Everyone in this category says they tested twenty heaters. We have not tested any, and we say so. What we do instead: compile the published specs, compute the electrical and gas load from them, cite the maker’s own manual, and show the arithmetic so you can check it. The full method, including how to challenge a figure.

What this page does not claim

We have not stood next to any of these heaters. Nobody here has assembled one, timed a cylinder, or held a thermometer at nine feet. What we have done is compile the published specifications, compute the reach and the running cost from them, cite the sources, and show the arithmetic so that any figure you doubt can be checked rather than trusted.

Common questions

Which patio heaters work best?

For open patios, propane towers in the 46,000 to 48,000 BTU range, because nothing that plugs into a household outlet comes near that output. For covered patios, pergolas and porches, mounted electric infrared units, because the roof retains the warmth a tower would lose and there is no combustion under your ceiling.

How many BTUs do I need for my patio heater?

About 20 BTU per square foot for an open patio in still air, multiplied by roughly 0.65 if there is a roof and by up to 1.4 if the spot is exposed. A 200 sq ft open patio comes to around 4,000 BTU/h, which every tower here exceeds by a wide margin. The calculator shows each step.

Are electric patio heaters any good?

For the right space, they are the better product. Infrared warms objects directly, so wind does not carry the heat away, and there is no flue gas, which is what makes them the only safe choice on a screened porch. The limitation is output: a U.S. outlet caps a plug-in heater at about 1,500 W, roughly 5,100 BTU/h.

What is the best patio heater for a windy area?

A mounted electric infrared unit. Radiant heat is unaffected by air movement and there is no flame to extinguish. If you are committed to propane, shelter matters more than model choice — the wind section covers it.

Do more BTUs mean a warmer patio?

Only up to a point, and only if the heat is aimed at you. Rated BTU is fuel consumed per hour, not warmth delivered. A pyramid heater and a mushroom heater at identical ratings feel very different because one sends much of its output vertically. Shape matters as much as the number.

Sources

Every figure on this page either comes from one of these sources or is computed on the page from a figure that does. If you think one of them is wrong, tell us — we publish corrections.

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